JP2002230174A - Method and device for evaluating nutrition and nutrition evaluation system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To realize nutrition evaluation capable of guiding dietary life on the basis of foodstuffs requested by a object person. SOLUTION: A server decides whether the caloric intake of a selected nutritional element is included within an allowable range or not in a step S501. When the intake is not more than the lower limit of the allowable range, the server shifts operation to a step S502, extracts recipes including the comparatively much quantity of the nutritional element noticed from nutrition evaluation database, prepares a table and displays the prepared table on the display of a terminal. When the intake exceeds the upper limit of the allowable range, the server shifts operation to a step S503, extracts recipes including the comparatively less quantity of the nutritional element noticed from the database, prepares a table and displays the table on the display of the terminal.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and apparatus for evaluating nutrition, a nutrition evaluation system, a recording medium, and a computer program, and more particularly to a method and apparatus for evaluating nutrition of a subject, and an apparatus for evaluating nutrition. The present invention relates to a system, a recording medium, and a computer program.

[0002]

2. Description of the Related Art In recent years, the dietary habits of individuals have changed drastically with the diversification of lifestyles, and interest in managing dietary habits has increased. In such a situation, a system for performing nutrition management by calculating the nutritional intake of food has been developed and proposed in order to instruct the subject on dietary habits.

[0003] For example, Japanese Patent Application Laid-Open No. 9-101946 discloses a technique relating to a system for estimating an ingested nutrient amount from the contents of an inquiry in an inquiry method. In this technology, when the subject's answer and physical information entered in the questionnaire are entered, the subject's intake nutrient is calculated, and the nutrition intake is calculated from the calculated intake nutrient and the nutrient that the subject should consume. Judgment of the instruction content and announcement of the instruction content.

Japanese Patent Application Laid-Open No. Hei 10-91584 discloses a method of calculating a difference by comparing nutritional intake data for each nutritional component of a food taken with management data of nutritional components of each person.
There is disclosed a technology of a system for notifying nutrition balance information and selecting a food having a nutritional component corresponding to the difference.

[0005]

However, the above-described conventional nutrition evaluation technology calculates the nutritional intake from foods that have been eaten or purchased in the past, and presents foods that supplement the deficient nutrients. And to provide guidance to restrict the subject's dietary habits. Therefore, even if the target person can be presented with nutrients and foods to be taken in the future,
On the receiving side, the types of food that can be eaten are limited, and there is a problem in that interest in eating habits is lost rather than lost.

[0006] Further, even if the subject wants to eat the food, if the material contained in the food does not conform to the results of the nutritional evaluation, the food is recommended in the conventional system as described above. I can't. However, even for foods that contain ingredients that do not conform to the results of the nutritional assessment, by changing the ingredients to other ingredients, or by adjusting the amount of the ingredients and cooking, appropriate nutrients for the subject can be obtained. It is possible to change to foods that can be consumed. Therefore, when considering dietary management in the future, dietary life evaluation technology capable of providing detailed guidance from the viewpoint of materials used in food, rather than providing dietary guidance for the whole food, is required.

[0007] In addition, the conventional nutritional evaluation described above has a problem that it is not possible to present in a variety of ways what kind of meal should be taken in a long term.

The present invention has been made in order to solve such a problem, and an object of the present invention is to provide a nutrition evaluation method and apparatus capable of instructing a diet based on a food desired by a subject. Another object of the present invention is to provide a nutrition evaluation system, a recording medium, and a computer program.

[0009]

According to the present invention, in order to achieve the above object, the invention according to claim 1 has a first storage means for storing an allowable range of the nutritional intake of a subject. A nutrition evaluation method performed by a nutrition evaluation device, the method comprising: a first receiving step of receiving information on the plurality of single dishes and a material used in the single dish; and a method corresponding to the information received by the first receiving step. Calculating a plurality of nutrient intakes taken by a single dish, and determining whether the nutrient intake calculated by the calculation step is within an allowable range stored in the first storage means. And a providing step of providing information on nutritional guidance according to the result of the determination in the determining step.

[0010] The invention described in claim 2 is the same as the claim 1.
Wherein the nutrition evaluation method further includes a second receiving step of receiving information on the subject, wherein the determining step further performs the determining process using the information received by the second receiving step. It is characterized by.

[0011] The invention according to claim 3 is based on claim 1.
In the nutrition evaluation method according to the above, the determination step,
Acquiring the nutritional requirement stored in the second storage means based on the information received in the second accepting step, and performing the determination process by further using the acquired nutritional requirement. I do.

The invention described in claim 4 is the same as the claim 2.
Or the nutritional assessment method according to 3, wherein the information on the subject includes any one of a required intensity of life intensity, age, gender, and a nutrient instructed by a doctor or a dietitian. I do.

The nutrients referred to here are calories, salt,
It refers to all nutrients such as sugar, iron and calcium.

The invention described in claim 5 is the first invention.
5. The nutritional evaluation method according to any one of items 4 to 4, further comprising: an image processing step of creating information of an image for visually displaying the nutrient intake calculated by the calculation step; And a transmitting step of transmitting the image.

[0015] The invention described in claim 6 is the first invention.
6. The nutrition evaluation method according to any one of items 5 to 5, further comprising a third receiving step of receiving a determination process in the determination step.

The invention described in claim 7 is the same as the claim 6.
Wherein the third receiving step receives a selection of one or more nutrients to be subjected to the determination process from the plurality of nutrients.

The invention described in claim 8 is the first invention.
8. The nutritional evaluation method according to any one of Items 7 to 7, wherein the information on the nutritional guidance is information on a single dish responding to the result of the determination.

The invention according to claim 9 is the first invention.
8. The nutrition evaluation method according to any one of Items 7 to 7, wherein the information on the nutritional guidance is information on advice on the diet of the subject.

According to a tenth aspect of the present invention, in the nutrition evaluation method according to any one of the first to seventh aspects,
An adjusting step of adjusting an amount of the ingredient used in the single dish received in the first receiving step based on the required amount, wherein the information providing step provides information on the adjusted ingredient. And

The invention according to claim 11 is the nutrition evaluation method according to claim 10, further comprising a fourth receiving step of receiving selection of a single dish in which the amount of ingredients is adjusted by the adjusting step. It is characterized by.

According to a twelfth aspect of the present invention, there is provided a nutrition evaluation device, wherein the first storage means stores an allowable range of nutrition intake of the subject, the plurality of single dishes, and the single dish. First accepting means for accepting information on the material to be used for, and calculating means for calculating the intake of a plurality of nutrients taken by a single dish corresponding to the information accepted by the first accepting means; Determining means for determining whether or not the intake of the nutrient calculated by the calculating means is within the allowable range stored in the first storage means; and providing nutrition guidance according to the result of the determination by the determining means. Information providing means for providing information about

According to a thirteenth aspect of the present invention, there is provided a nutrition evaluation system, wherein the nutrition evaluation device is used for the nutrition evaluation device, the plurality of single dishes and the single dish. An information processing apparatus comprising: a transmitting unit that transmits information of a material; and a receiving unit that receives information related to nutritional guidance provided from the nutrition evaluation device in response to the transmission of the information. .

According to a fourteenth aspect of the present invention, there is provided a computer-readable recording program for recording a nutritional evaluation program to be executed by a nutritional evaluation device having first storage means for storing an allowable range of nutritional intake of a subject. A medium,
A first receiving step of receiving information on the plurality of single dishes and materials used in the single dishes, and a plurality of nutrients taken by the single dishes corresponding to the information received by the first receiving step; A calculating step for calculating the intake, a determining step for determining whether or not the intake of the nutrient calculated by the calculating step is included in an allowable range stored in the first storage means; An information providing step of providing information on nutritional guidance in accordance with the result of the determination by (1).

Further, the invention according to claim 15 is a computer program to be executed by a nutrition evaluation device having a first storage means storing an allowable range of nutrition intake of a subject, wherein the plurality of single products are executed. A first receiving step of receiving information on a dish and ingredients used in the single dish, and calculating a plurality of nutrient intakes taken by the single dish corresponding to the information received in the first receiving step; Calculating step, determining whether the nutrient intake calculated by the calculating step is within the allowable range stored in the first storage means, and a result of the determination by the determining means. An information providing step of providing information on nutritional guidance according to

The invention according to any one of claims 2 to 11 is a nutrition evaluation apparatus according to claim 12, a nutrition evaluation system according to claim 13, a recording medium according to claim 14, or a recording medium according to claim 15. It goes without saying that the present invention can be applied to any of the above computer programs.

[0026]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a schematic diagram showing an example of providing a service using the nutrition evaluation system according to the present invention. The nutrition evaluation system is used on the Internet 101 or an intranet 102 connected to the Internet 101 via a gateway 111a. A nutrition evaluation database 123 storing various information for use in nutrition evaluation described later, and a server 122 for processing and distributing the information stored in the nutrition evaluation database 123 are connected to the Internet via a gateway 111c. It is connected to 101. Further, the terminal 121 used by the user of the nutrition evaluation system is the gateway 1
The terminals 131a and 131b are connected directly to the intranet 102 via the Internet 101 via the terminal 11b.

The server 122 and the nutrition evaluation database 123 may be directly connected to the intranet 102 so as to be accessible from the terminal 121 and the terminals 131a and 131b. In addition, the terminal 121 and the terminals 131a and 131b may be any terminals that can be connected to the Internet 101 or the intranet 102 by wire or wirelessly, and terminals connected via a mobile computer, a mobile phone, or a PHS (Personal Handyphone System) may also be used. included.

With such a configuration, the terminals 121 and 13
1a and 131b access the server 122 via the Internet 101 or the intranet 102. The server 122 includes terminals 121, 131a, 131
b, the nutritional evaluation database 123
After extracting information related to the present invention, such as menu name, single item name, material name, component, etc., and processing necessary information, it can be viewed by the user or distributed in the form of a document file or image file . The server 122 stores application programs for executing these functions.

FIG. 2 is a block diagram showing an example of a hardware configuration of a server in the nutrition evaluation system according to the present invention. The server 122 includes a central processing unit (CPU) 201 that controls the entire server, a ROM 202 in which a program is stored, and a RAM 203 that provides a temporary data storage area necessary for executing the program. Connected through. Further, the server 122 stores information between a communication device 205 that connects to the Internet 101 or the intranet 102 and a nutrition evaluation database 123 in which various tables (tables) used for nutrition evaluation described later are stored. Interface 206 for exchanging data and an image output device 20 for generating a display screen to be transmitted to a user terminal
7, which are connected to the CPU 201 via the bus 204.
It is connected to the.

With such a configuration, the user terminal 12
1, 131a, and 131b are connected to the Internet 101 or the intranet 102 and the communication device 2
05 and the bus 204 to the CPU 201. The CPU 201 responds by displaying a login screen from the image output device 207 to the user terminals 121, 131 a, 1.
31b, the user inputs necessary information, and transmits it to the CPU 201 in the same manner as the connection request. The login screen is
For example, it can be created in a markup language such as an HTML (Hyper Text Markup Language) format or an XML (Extensible Markup Language) format, and can use a button specified by a tag and a storage location of input information.
In this way, the server 122 can send the image output device 207
Provides information or prompts the user to input information by using display screens on the user terminals 121, 131a, and 131b.
These functions are achieved by the CPU 201 executing the nutrition evaluation program stored in the ROM 202.

FIG. 3 is a table defined in the nutrition evaluation database connected to the server described above.
It is a figure which shows the specific example of. As shown in FIG. 3, the nutrition evaluation database 123 of the present embodiment includes a menu table, a menu / single item table, a single item table, a single item / material table, and materials used for calculating the nutritional intake of the subject. A table, a required nutrient amount table used for performing a nutrition evaluation on the subject, and an allowable amount table are stored.

The menu table shown in FIG. 3A defines the correspondence between a menu code for identifying a meal (menu) composed of a set of a plurality of single dishes and a menu name. Examples of menu types defined here include breakfast, lunch, dinner, and menus that can be cooked in a short time. This table is used, for example, when displaying a menu list on the display of the terminal in order to accept menu selection.

The menu / single item table shown in FIG.
It defines the code of a single dish included in the menu specified by the menu code (single dish code), and is used when performing nutritional evaluation or the like.

As shown in FIG. 3 (c), the single item table includes the names of the single items such as "country apple cake" and "apple orange cake" corresponding to the single item code, the season in which the single item is eaten, The age of the target person who includes the single dish in the menu and the amount of each nutrient (component) contained in the single dish are defined. This table is used to display the name of a single item included in a menu received from the terminal on the display of the terminal, or depending on the age of the target person and the season at the time of nutrition evaluation, whether to include the single item in the menu received the selection It is used when determining whether or not.

The single item / material table shown in FIG.
Single item code, material code of material used for single item dish,
And the weight of the material used for the single item. The material table shown in FIG. 3E uses the names of the materials such as “soft flour” and “butter” corresponding to the material codes, and each component. These tables are referred to when actually calculating the nutrition intake.

The nutritional requirement table, as shown in FIG. 3 (f), shows the nutritional requirement of the subject identified by life intensity, age and gender, or the nutritional requirement instructed by a doctor or dietitian. Has defined. Further, as shown in FIG. 3 (g), the allowable amount table defines an upper limit value and a lower limit value of the required amount of nutrition for each nutritional component. These two tables are referred to when performing a nutritional evaluation by comparing the calculated nutritional intake and nutritional requirement of the subject.

Next, the procedure of the nutrition evaluation method according to the present invention will be described with reference to the flowchart shown in FIG.

First, when the nutrition evaluation program is started in the server 122, the server 122 displays a main screen on the display of the terminal (step S30).
1). The details of the main screen will be described later with reference to FIG. Next, upon receiving a menu input request from the terminal, the server 122 displays a menu selection screen including a list of menus on the display of the terminal, and accepts menu selection (step S302). The menu selection screen will be described later in detail with reference to FIG.

When one menu is selected from the menu list by the terminal, the server 122 extracts information on single dishes from the single-table table of the nutrition evaluation database 123.
Create a list of single dishes. Then, a single item selection screen including the list of the single items is displayed on the display of the terminal, and selection of the single items constituting the selected menu is received (step S303). The details of the single item selection screen will be described later based on the description of FIG.

When a single dish is selected by the terminal, the server 122 extracts the ingredients used for the selected single dish from the ingredient table of the nutritional evaluation database 123 and creates a list of ingredients. Then, a material selection screen including the material list is displayed on the display of the terminal, and the selection of the material is accepted (step S304). The details of the material selection screen will be described later with reference to FIG. When the material is selected by the terminal, the server 1
Reference numeral 22 stores the selected information and redisplays the main screen.

By the processing up to step S304, one menu reception processing is performed. In the terminal, by repeating the selection process from step S301,
A menu for a certain period, such as one week, can be input. In this case, an end button may be arranged on the main screen in advance so that menu input processing can be performed until the button is pressed. Thus, the server 122 can determine whether or not to end the menu reception in step S305 by determining whether the end button has been pressed.

When the menu reception is completed (step S3)
(Yes route of 05), the server 122 displays the required amount calculation screen on the terminal, and accepts the input of the life intensity, age, and gender of the subject (step S306). The details of the required amount calculation screen will be described in detail with reference to FIG.

The server 122, which has received the information on the intensity of life, age, and gender input at the terminal,
The nutritional intake table is calculated based on the information received by the reception processing up to 304, or the nutritional requirement table and the tolerable amount table of the nutritional evaluation database 123 based on the required amount of nutrients instructed by a doctor or a nutritionist. Use to assess nutrient intake. Specifically, for each nutrient, the difference is obtained by comparing the nutrient intake and the nutrient requirement, and determining whether the difference is within an allowable range.

The server 122 displays a radar chart screen including the calculated radar chart on the display of the terminal (step S308), and accepts selection of a nutrient to be focused on using the displayed radar chart screen (step S308). S309). For details of the radar chart screen and acceptance of selection, see FIG.
3 will be described later.

When one nutrient of interest is selected from the radar chart screen, server 122 accepts a selection of information on nutritional guidance to be provided to the terminal (step S310). The server 122 determines the processing content according to the selection of the received information (step S311), creates information related to nutritional guidance according to the determination, and provides the information.

In the present embodiment, the information on nutritional guidance provided by the server 122 to the terminal includes recipe suggestion information, material adjustment information, and nutritional guidance information, and the terminal selects desired information from these. You can select and get. Hereinafter, with reference to FIG. 5 to FIG. 7, a procedure of a process performed for providing the information will be described.

FIG. 5 is a flowchart showing the procedure for providing recipe proposal information.

First, in step S501, it is determined whether or not the intake of the selected nutrient is within an allowable range. If the intake is less than or equal to the lower limit of the allowable amount, step S
In step 502, the user searches the menu database for recipes (single ingredients and cooking methods) for single dishes with a high amount of nutrients of interest, and displays a search result list display screen including a list of the search results. Display on the terminal display. On the other hand, if the intake amount is equal to or more than the upper limit of the allowable amount, the process shifts to step S503 to search the menu database for a recipe with a smaller amount of nutrient of interest, and a search result list display screen including a list of the search results On the device display.

As described above, in the process of providing the proposal information of the recipe, the information of the single dish responding to the result of the determination is provided to the terminal.

After the search result list display screen is displayed, a selection as to whether or not to pay attention to another component is accepted (step S5).
04) If another nutrient is selected, step S
Returning to 308, the radar chart screen is displayed again, and selection of a nutrient to be focused on is accepted.

FIG. 6 is a flowchart showing a procedure for providing information on material adjustment.

First, in step S601, it is determined whether or not the intake of the selected nutrient is within an allowable range. If the intake is less than or equal to the lower limit of the allowable amount, step S
The process proceeds to 602, where the amount of the material is adjusted so as to increase the nutrient of interest, and information on the adjusted menu, for example, the above-described recipe or the like is transmitted to the terminal. On the other hand, if the intake amount is equal to or more than the upper limit of the allowable amount, the process proceeds to step S603, the amount of the material is adjusted so as to reduce the nutrient of interest, and the adjusted menu information is transmitted to the terminal.

The method of adjusting the material is specifically performed as follows. For example, as a result of evaluating the nutrition of a week's menu, if the iron intake is low, the iron-rich material from the week's menu is displayed on the terminal display,
Accept the selection from the terminal. Then, the amount of the material accepted for selection is calculated as 3 times the weight recorded in the single item / material table.
The weight of the material is corrected by increasing the amount to / 2 or 4/3. Even in the case where the sugar content is high, display, selection acceptance, and correction of the raw material amount can be performed in the same procedure.

As described above, in the process of providing the information on the adjustment of the ingredients, the amount of the ingredients used in the received single dish is adjusted based on the nutritional requirement, and the information of the adjusted ingredients is provided to the terminal. .

After providing the menu information, the terminal receives a selection as to whether or not to pay attention to other components (step S60).
4) If another nutrient is selected, step S3
Returning to step 08, selection of a nutrient to be focused on is accepted.

FIG. 7 is a flowchart showing a procedure for providing information on nutritional guidance.

First, in step S1501, it is determined whether or not the intake of the selected nutrient is within an allowable range. If the intake amount is equal to or less than the lower limit of the allowable amount, the process shifts to step S1502 to display nutrition guidance for a small amount of nutrient on the display of the terminal. On the other hand, if the intake amount is equal to or less than the lower limit of the allowable amount, the process shifts to step S1503 to display nutrition guidance for a small amount of nutrient on the display of the terminal.

As information on nutritional guidance, when calcium is low, "Let's eat a lot of calcium. For example, let's eat milk and small fish more."
Alternatively, when the salt content is high, advice information such as “Let's refrain from salt intake. For example, reduce the amount of miso and soy sauce” is given, but the present invention is not limited to these.

After the list is displayed, a selection as to whether or not to pay attention to another component is accepted (step S1504). If another nutrient is selected, the flow returns to step S308 to return to the step S308. Accept your choice.

Next, with reference to FIGS. 8 to 14, the details of the screen displayed on the display of the terminal in the above-described processing procedure will be described.

FIG. 8 is a diagram showing an example of the main screen displayed in step S301. Main screen 14
In 00, menu list 1402 and single dish list 14
03 and a list of materials 1404 are displayed. These lists are menu tables, defined in the nutrition evaluation database 123 connected to the server 122,
It is created by referring to a single item table, a material table, and the like.

The main screen 1400 includes a menu selection button 1401 to be pressed when a desired menu is selected from the menu list 1402, and a single item selection button 1405 to be pressed when a single item dish is selected. By clicking this button using a pointing device such as a mouse, it is possible to shift to each selection process.

FIG. 9 is a diagram showing an example of a menu selection screen displayed to accept a menu in step S302. By selecting a desired menu from the menu list 902 included in the menu selection screen 900 displayed on the terminal and pressing the confirm button 901, the menu selection is confirmed.

FIG. 10 is a view showing an example of the single item selection screen displayed in step S303. The terminal selects a desired single item dish from the single item list 1001 included in the single item selection screen 1000, and selects the type of single item dish constituting the menu.

FIG. 11 is a diagram showing an example of the material selection screen displayed in step S304. In the terminal, input fields 1101 included in the material selection screen 1104,
When the middle class 1102 and the small class 1103 are designated, the designated materials are displayed in the material list 1104. When the user does not specify the middle category or the small category and presses the search button 1105 on the terminal, the server 122 searches the material table for all materials that match the specified classification, and stores the search result in the material list 1104. indicate. The terminal can select a desired material from the material list 1104 displayed in this manner.

FIG. 12 is a diagram showing an example of the required amount calculation screen displayed in step S306. The required amount calculation screen 1200 includes an input field 120 for information on the target person.
1 and a nutritional requirement list 1203 are arranged. When the user inputs the intensity of life, age, and gender as information on the subject on the terminal and presses the execute button 1202,
The corresponding information is extracted from the nutritional requirement table, and the content of the extracted information is displayed in the nutritional requirement list 1203.

FIG. 13 is a diagram showing an example of the radar chart screen displayed in step S308. In the example shown in FIG. 13, a radar chart 1301 is displayed on the radar chart screen, to which a numerical axis extending radially from the center is assigned for each nutrient. Also, nutrients are displayed in the item list 1302, and by selecting this nutrient at the terminal, the items of the radar chart 1301 are changed and displayed again.

Also, by selecting an item of interest in the item list 1302, the nutrition evaluation process is performed in step S
The process proceeds to a selection process of 310.

Here, an alarm may be displayed according to the evaluation result of the selected nutrient. in this case,
If the result of the calculation in step S307 is that the intake of the nutrient exceeds the allowable range, the radar chart 1
Attention is drawn to the target person by blinking the character of the item on 301 or displaying it in red.

FIG. 14 is a diagram showing an example of the search result list screen displayed in step S502 or step S503. The search result list display screen 700 has a detailed specification column 701 and a result list 702, and the result list 70
2, menus 721a to 721d that match the search conditions specified on the search screen 500 are displayed. Menu 721a
In each of the menu items 721 to 721d, a menu name, a menu photograph, and predetermined items are displayed, so that an outline of the menu can be known.

Each menu 721a to 721d displayed in the result list 702 selects a menu in accordance with the instruction in the detailed specification column 701, and displays a detailed menu described later, displays an enlarged photo, displays menus and photos. Can be downloaded as electronic data.

FIG. 8 is a diagram showing a photograph of a detailed menu display screen and an example of a radar chart in the menu information providing method according to the present invention. In this case, the search result list display screen 700
For example, when "healthy hamburger" 721c is selected from the menus 721a to 721d, a photograph and a radar chart of the detailed menu display screen shown in the example of FIG. 15 are displayed.

The nutritional component radar chart 802 included in the detailed menu display screen 800 can visually grasp the ratio of the nutritional components included in the menu. A radial axis is set for each nutrient component item, and the relative value of the nutrient component is indicated on the axis. Also, the axis / outer circumference value setting button 82
By pressing 1, the item of each axis of the radar chart 802 and the value of the percentage which is the outer peripheral value can be changed. Therefore, it is possible to visually indicate which nutritional component a menu using a specific food material is superior to, and use it for sales proposals and advertisements for the specific food material.

Although the preferred embodiments of the present invention have been described above, it goes without saying that the present invention can be implemented in various forms other than those described above.

[0076]

As described above, according to the present invention,
First storage means for storing the allowable range of the nutritional intake of the subject, first receiving means for receiving information on a plurality of single dishes, and ingredients used for the single dishes, and single dishes corresponding to the received information Calculating means for calculating the intake of a plurality of nutrients taken by the determination means, and determining means for determining whether the calculated intake of the nutrient is included in an allowable range stored in the first storage means, An information providing means for providing information on nutritional guidance according to the result of the determination is provided, so that detailed evaluation and dietary guidance can be performed from the viewpoint of the material used for the food.

Further, by making it possible to select the quantity and type of the ingredients without restricting the foods that the subject wants to eat, it is possible to give a dietary life instruction that respects the interests of the target person in the dietary life.

Further, since nutrition evaluation is performed based on long-term menu information input from the subject's terminal, long-term dietary guidance can be provided.

[Brief description of the drawings]

FIG. 1 is a schematic diagram showing an example of providing a service using a nutrition evaluation system according to the present invention.

FIG. 2 is a block diagram showing an example of a hardware configuration of a server in the nutrition evaluation system according to the present invention.

FIG. 3 is a diagram showing a specific example of a table defined in a nutrition evaluation database of a server.

FIG. 4 is a flowchart illustrating an example of a nutrition evaluation method according to the present invention.

FIG. 5 is a flowchart illustrating an example of a nutrition evaluation method according to the present invention.

FIG. 6 is a flowchart illustrating an example of a nutrition evaluation method according to the present invention.

FIG. 7 is a flowchart illustrating an example of a nutrition evaluation method according to the present invention.

FIG. 8 is a flowchart showing an example of a main screen of the nutrition evaluation method according to the present invention.

FIG. 9 is a flowchart showing an example of a menu selection screen of the nutrition evaluation method according to the present invention.

FIG. 10 is a flowchart showing an example of a single item selection screen of the nutrition evaluation method according to the present invention.

FIG. 11 is a flowchart showing an example of a material selection screen of the nutrition evaluation method according to the present invention.

FIG. 12 is a flowchart showing an example of a required amount calculation screen of the nutrition evaluation method according to the present invention.

FIG. 13 is a flowchart showing an example of a radar chart screen of the nutrition evaluation method according to the present invention.

FIG. 14 is a diagram showing an example of a search result list display screen of the nutrition evaluation method according to the present invention.

FIG. 15 is a diagram showing an example of a photograph and a radar chart of a detailed menu display screen of the nutrition evaluation method according to the present invention.

DESCRIPTION OF SYMBOLS 101 Internet 102 Intranet 111a-111c Gateway 121, 131a, 131b Terminal 122 Server 123 Nutrition evaluation database 201 Central processing unit (CPU) 202 ROM 203 RAM 204 Bus 205 Communication device 206 Digital interface 207 Image output device 700 Search result list display screen 701 Detailed specification column 702 Result list 721a to 721d Menu 800 Detailed menu display screen 801 Menu photograph 802 Radar chart 803 Material table 804 How to make 805 Nutrition information table 821 Axis / outer circumference value setting button 831 Process photograph button 901 Confirm Button 1100 Material selection screen 1101 Large classification 1102 Medium classification 1103 Small classification 1104 Material list 1105 Search button 1 00 requirements calculation screen 1201 input field 1202 execution button 1203 nutritional requirements list 1300 radar chart screen 1301 radar chart 1302 item list 1400 main screen 1401 menu selection button 1402 menu list 1403 separately List 1404 Stock List 1405 single item selection button

Continuation of the front page (72) Inventor Yoko Yamamoto 1-1, Suzukicho, Kawasaki-ku, Kawasaki-shi, Kanagawa Prefecture Ajinomoto Co. Food Research Institute F-term (reference) 4B018 ME14 MF14

Claims (15)

[Claims] 1. A nutrition evaluation method performed by a nutrition evaluation device having first storage means for storing an allowable range of nutrition intake of a subject, wherein the plurality of single dishes and materials used in the single dishes are provided. A receiving step of receiving the information of the above, a calculating step of calculating the intake of a plurality of nutrients taken by a single dish corresponding to the information received by the first receiving step, and calculating by the calculating step A judging step of judging whether or not the ingested amount of the nutrient is included in the allowable range stored in the first storage means; A nutritional evaluation method, comprising: 2. A second method for receiving information on the target person.
2. The nutrition evaluation method according to claim 1, further comprising a receiving step, wherein the determining step performs the determining process by further using information received in the second receiving step. 3. 3. The determining step obtains a nutritional requirement stored in a second storage unit based on the information received in the second receiving step, and further uses the acquired nutritional requirement. The nutrition evaluation method according to claim 1, wherein the determination process is performed by performing the determination. 4. The information on the subject includes any one of life intensity, age, and sex of the subject, and a required amount of nutrients instructed by a doctor or a dietician. 3. The nutrition evaluation method according to 3. 5. An image processing step for creating information of an image for visually displaying the nutrient intake calculated by the calculation step, and a transmitting step for transmitting the image created by the image processing step. The nutritional evaluation method according to any one of claims 1 to 4, wherein: 6. The nutrition evaluation method according to claim 1, further comprising a third receiving step of receiving a determination process by the determining step. 7. The nutrition evaluation method according to claim 6, wherein the third receiving step receives a selection of one or more nutrients for performing the determination process from the plurality of nutrients. 8. The nutrition evaluation method according to claim 1, wherein the information on the nutritional guidance is information on a single dish responding to the result of the determination. 9. The nutrition evaluation method according to claim 1, wherein the information on the nutritional guidance is information on advice on the diet of the subject. 10. An adjusting step of adjusting an amount of a material used for a single dish received in the first receiving step based on the required amount, wherein the information providing step includes the step of providing information of the adjusted material. The method for evaluating nutrition according to any one of claims 1 to 7, wherein the method is provided. 11. The nutrition evaluation method according to claim 10, further comprising a fourth receiving step of receiving selection of a single dish in which the amount of the ingredient is adjusted by the adjusting step. 12. A first storage means for storing a permissible range of the nutritional intake of the subject, a first receiving means for receiving information on the plurality of single dishes and materials used in the single dishes, Calculating means for calculating the intake of a plurality of nutrients to be taken by a single dish corresponding to the information received by the first receiving means;
Determination means for determining whether or not the value falls within the allowable range stored in the storage means, and information providing means for providing information on nutritional guidance in accordance with the result of the determination by the determination means. Nutrition evaluation device characterized. 13. A nutrition evaluation device according to claim 12, transmitting means for transmitting information on the plurality of single dishes and materials used in the single food to the nutrition evaluation apparatus, and responding to the transmission of the information. And a receiving means for receiving information on nutritional guidance provided from the nutritional evaluation device. 14. A computer-readable recording medium storing a nutritional evaluation program to be executed by a nutritional evaluation device having first storage means for storing an allowable range of nutritional intake of a subject, wherein the plurality of single items are stored. A first receiving step of receiving information on a dish and ingredients used for the single dish; calculating a plurality of nutrient intakes taken by the single dish corresponding to the information received in the first receiving step; A determining step of determining whether the nutrient intake calculated by the calculating step is included in an allowable range stored in the first storage unit; and a determination result by the determining unit. Information providing step of providing information on nutritional guidance according to the information. 15. A computer program to be executed by a nutrition evaluation device having first storage means storing an allowable range of nutrition intake of a subject, wherein the computer program is used for the plurality of single dishes and the single dishes. A first receiving step of receiving material information; a calculating step of calculating an intake of a plurality of nutrients taken by a single dish corresponding to the information received by the first receiving step; A determining step of determining whether or not the calculated nutrient intake is within the allowable range stored in the first storage means; and information on nutritional guidance according to a result of the determination by the determining means. Providing an information providing step.