CN109527323B - Spleen-tonifying and dampness-eliminating Chinese yam and poria cocos microcrystalline powder electuary and preparation method thereof - Google Patents
Spleen-tonifying and dampness-eliminating Chinese yam and poria cocos microcrystalline powder electuary and preparation method thereof Download PDFInfo
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Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L2/00—Non-alcoholic beverages; Dry compositions or concentrates therefor; Their preparation
- A23L2/385—Concentrates of non-alcoholic beverages
- A23L2/39—Dry compositions
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Mycology (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Medicinal Preparation (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
The invention discloses Chinese yam and poria cocos microcrystalline powder electuary for tonifying spleen and clearing damp and a preparation method thereof, wherein the Chinese yam and poria cocos microcrystalline powder electuary comprises the following raw materials in parts by weight: 50-65 parts of glucose, 15-25 parts of isomaltooligosaccharide, 10-20 parts of whey protein powder, 1-5 parts of yam powder, 1-3 parts of poria cocos powder, 1-4 parts of hawthorn powder, 0.1-0.5 part of citric acid and 0.5-2 parts of silicon dioxide. The yam and poria cocos microcrystalline powder electuary for tonifying spleen and clearing damp is added with yam powder, poria cocos powder and hawthorn powder, has remarkable effects of tonifying spleen and clearing damp, harmonizing stomach and promoting digestion, and moistening lung and tonifying kidney, and is small in particle size, large in specific surface area, good in water solubility and dispersibility, strong in stability and long in shelf life.
Description
Technical Field
The invention belongs to the technical field of solid beverages, and particularly relates to Chinese yam and poria cocos microcrystalline powder electuary capable of tonifying spleen and clearing damp and a preparation method thereof.
Background
Solid beverages are popular with consumers due to various varieties, unique flavor, portability and easy storage, and are developed towards component nutrition, functional health care, component greenization and the like in order to meet various needs of consumers on solid beverage taste, nutrition and health care and the like.
The Chinese yam is rich in nutritional ingredients and functional ingredients such as protein, vitamins, starch, mucopolysaccharide, saponin and the like, is a delicious food which is usually eaten by people, and has the health-care effects of tonifying spleen and stomach, promoting the secretion of saliva or body fluid, tonifying lung, tonifying kidney and arresting seminal emission. Poria is also one of common food used as both medicine and food in daily life, and has effects of eliminating dampness, promoting diuresis, invigorating spleen, regulating stomach, calming heart and tranquilizing mind. The Chinese yam and the poria cocos are applied to preparing the solid beverage, are safe and non-toxic, have the health-care effects of tonifying spleen, eliminating dampness, harmonizing stomach, soothing nerves, tonifying kidney and benefiting lung, and meet the development trend of component nutrition, functional health and component greenization of the solid beverage.
Chinese patent CN 104256846B discloses a tuckahoe glucose solid beverage which is prepared from anhydrous glucose, galacto-oligosaccharide, tuckahoe micropowder, yam micropowder, vitamin A and vitamin D2Vitamin B1The solid beverage is prepared by adding tuckahoe and yam into the formula, so that the prepared solid beverage has the functions of promoting diuresis, excreting dampness, benefiting spleen and stomach, calming heart and tranquilizing mind,Promoting digestion.
Chinese patent application CN 105942126A discloses a natural and healthy sugar-free composite Chinese yam solid instant beverage, which is prepared from Chinese yam superfine powder, a sweetening agent, water-soluble dietary fibers, an emulsifier, a Chinese wolfberry and/or poria cocos extract, and hawthorn superfine powder and/or hericium erinaceus superfine powder, and has the nutritional and health-care effects of tonifying middle-jiao and Qi, nourishing Yin and eliminating dampness, and invigorating stomach and promoting digestion.
At present, more and more solid beverage products prepared by adding medicinal and edible Chinese medicinal raw materials are available on the market, and the number of the solid beverage products is infinite. However, the solid beverage prepared by adding medicinal and edible traditional Chinese medicinal materials has the problems of poor solubility, poor and unstable uniformity of a water solution after being brewed, rough mouthfeel, easy caking in the storage process and the like.
Disclosure of Invention
One of the purposes of the present invention is to provide a Chinese yam and poria cocos microcrystalline powder electuary for invigorating spleen and eliminating dampness, so as to solve at least one of the above technical problems.
Another object of the present invention is to provide a method for preparing the yam and poria cocos microcrystalline powder granules for invigorating spleen and eliminating dampness, so as to solve at least one of the above technical problems.
According to one aspect of the invention, the Chinese yam and poria cocos microcrystalline powder electuary for tonifying spleen and clearing damp is provided, and comprises the following raw materials in parts by weight: 50-65 parts of glucose, 15-25 parts of isomaltooligosaccharide, 10-20 parts of whey protein powder, 1-5 parts of yam powder, 1-3 parts of poria cocos powder, 1-4 parts of hawthorn powder, 0.1-0.5 part of citric acid and 0.5-2 parts of silicon dioxide.
The microcrystalline powder granules are mainly prepared from Chinese yam powder, tuckahoe powder and hawthorn powder as effective components and glucose, isomaltooligosaccharide maltose, whey protein powder, citric acid and silicon dioxide as auxiliary components. Wherein the rhizoma Dioscoreae powder is extract of dried rhizome of Dioscorea opposita Thunb of Dioscoreaceae, and has effects of invigorating spleen and stomach, promoting fluid production and benefiting lung, invigorating kidney and arresting seminal emission; poria powder is extract of dried sclerotium of Wolf of Poriacocos (Schw.) of Polyporaceae, and has effects of promoting diuresis, eliminating dampness, invigorating spleen, and calming heart; the fructus crataegi powder is extract of dried mature fruit of Crataegus pinnatifida Bge, var. majorn, E.Br. or Crataegus pinnatifida Bge, and has effects of resolving food stagnation, invigorating stomach, activating qi-flowing and removing blood stasis; the three components act together, so that the prepared microcrystalline powder electuary has remarkable efficacies of tonifying spleen, eliminating dampness, harmonizing stomach, promoting digestion, moistening lung, tonifying kidney and the like. In addition, in the auxiliary materials, the glucose and the isomaltooligosaccharide maltose can be used as a sweetening agent and a flavoring agent, meanwhile, the whey protein powder is used as a main material, the glucose and the isomaltooligosaccharide maltose are used as an auxiliary material, and the three are compounded to be used as a wall material, so that the functional components of the Chinese yam powder, the tuckahoe powder and the hawthorn powder are embedded, the microcrystalline powder with small particle size, large specific surface area and good dispersibility can be prepared, the taste of the microcrystalline powder electuary can be effectively improved, and the dissolubility of the microcrystalline powder electuary can be effectively improved.
The microcrystalline powder electuary provided by the invention takes the yam powder and the poria cocos powder as main functional components, the formula is scientific and reasonable, the components have synergistic effect, the microcrystalline powder electuary has remarkable health-care effects of tonifying spleen and clearing damp, harmonizing stomach and promoting digestion, and moistening lung and tonifying kidney, and meanwhile, the microcrystalline powder electuary also has good water solubility and dispersibility, good mouthfeel, and no unpleasant odor and taste of traditional Chinese medicines.
Preferably, the microcrystalline powder granules provided by the invention can comprise the following raw materials in parts by weight: 57 parts of glucose, 20 parts of isomaltooligosaccharide, 15.6 parts of whey protein powder, 2.8 parts of yam powder, 1.5 parts of tuckahoe powder, 1.8 parts of hawthorn powder, 0.2 part of citric acid and 1 part of silicon dioxide.
Preferably, the microcrystalline powder granules disclosed by the invention can further comprise 3-10 parts of kudzu root starch and 1-5 parts of eucheuma polysaccharide by weight. Therefore, the radix puerariae starch and the eucheuma polysaccharide have synergistic effect, so that the water solubility and the dispersibility of the microcrystalline powder granules can be effectively improved, the stability of a system can be effectively improved, the microcrystalline powder granules cannot be agglomerated after being stored for a long time, and the shelf life of the microcrystalline powder granules is prolonged.
Further preferably, the microcrystalline powder granules disclosed by the invention can further comprise 5 parts of kudzu root starch and 2 parts of eucheuma polysaccharide by weight.
According to another aspect of the invention, the preparation method of the yam and poria cocos microcrystalline powder granules for tonifying spleen and eliminating dampness is further provided, and the preparation method comprises the following steps:
(1) taking glucose, isomaltose hypgather and whey protein powder, and mixing the components in a ratio of 1: adding water in a ratio of 15-25, ultrasonically mixing for 10-20 min, adding citric acid and silicon dioxide, and ultrasonically mixing for 5-10 min to obtain a mixed solution A;
(2) adding the yam powder, the poria cocos powder and the hawthorn powder into the mixed liquid A, ultrasonically mixing for 5-10 min, and then carrying out high-pressure homogenization to prepare an emulsion A;
(3) adding water into kudzu root starch and eucheuma polysaccharide according to the proportion of 1: 15-25, and ultrasonically mixing for 5-10 min to obtain a mixed solution B; dropping the mixed solution B into the emulsion A under the condition of stirring, and then carrying out ultrasonic emulsification for 10-15 min to obtain emulsion B;
(4) and (4) carrying out spray freeze drying on the emulsion B to obtain the yam and poria cocos microcrystalline powder granules for tonifying spleen and clearing damp.
In the preparation method, a stable emulsification system is formed through multiple emulsification, and then the microcrystalline powder with small particle size, large specific surface area and good dispersibility is formed through spray freeze drying, so that the water solubility, dispersibility and stability of the microcrystalline powder electuary are effectively improved.
Preferably, the ultrasonic power of the ultrasonic blending is 600-800W, and the ultrasonic power of the ultrasonic emulsification is 1000-1200W.
Preferably, in the step (2), the pressure conditions of the high-pressure homogenization are as follows: the primary pressure is 50-70 MPa, and the secondary pressure is 0-10 MPa.
Preferably, in step (4), the spray freeze-drying conditions include: atomizing the emulsion B into liquid drops by adopting an airflow atomization mode, wherein the pressure is 0.02-0.04 MPa, and the flow rate of the feed liquid is 10-15 mL/min; freezing and solidifying the liquid drops at the temperature of-100 to-80 ℃ to obtain a frozen object, and transferring the frozen object into a vacuum freeze dryer for drying.
Compared with the prior art, the invention has the following beneficial effects:
(1) the microcrystalline powder electuary provided by the invention is added with the yam powder, the tuckahoe powder and the hawthorn powder, so that the microcrystalline powder electuary has remarkable effects of tonifying spleen and clearing damp, harmonizing stomach and promoting digestion, and moistening lung and tonifying kidney;
(2) the microcrystalline powder electuary provided by the invention is small in particle size, large in specific surface area, good in water solubility and dispersibility, strong in stability and long in shelf life;
(3) the preparation method of the microcrystalline powder electuary provided by the invention is stable in process, and is beneficial to improving the water solubility, dispersibility and stability of the product.
Detailed Description
The present invention will be described in further detail with reference to specific examples.
In the examples of the present invention, all the raw materials are commercially available products, for example, yam powder and hawthorn powder are available from western medicine bioscience limited; poria cocos powder is purchased from Shanxi ang Yang Xuan Biotechnology Co., Ltd.
Example 1
The formula is as follows: the composite material is prepared from the following raw materials in parts by weight: 50 parts of glucose, 15 parts of isomaltooligosaccharide, 10 parts of whey protein powder, 2 parts of yam powder, 1 part of tuckahoe powder, 1 part of hawthorn powder, 0.1 part of citric acid and 0.5 part of silicon dioxide.
The preparation method comprises the following steps:
(1) taking glucose, isomaltose hypgather and whey protein powder, and mixing the components in a ratio of 1: adding water in a proportion of 20, ultrasonically mixing uniformly for 15min under the condition that the ultrasonic power is 700W, adding citric acid and silicon dioxide, ultrasonically mixing uniformly for 10min under the condition that the ultrasonic power is 700W, and obtaining mixed solution A;
(2) adding rhizoma Dioscoreae powder, Poria powder and fructus crataegi powder into the mixed solution A, ultrasonically mixing for 10min under the condition of ultrasonic power of 700W, and homogenizing under high pressure at first stage pressure of 60MPa and second stage pressure of 5MPa to obtain emulsion A;
(3) carrying out spray freeze drying on the emulsion A, and atomizing the emulsion A into liquid drops by adopting an airflow atomization mode, wherein the pressure is 0.02-0.04 MPa, and the flow rate of the feed liquid is 10-15 mL/min; freezing and solidifying the liquid drops at the temperature of-100 to-80 ℃ to obtain a frozen object, and transferring the frozen object into a vacuum freeze dryer for drying to obtain the yam and poria cocos microcrystalline powder electuary for tonifying spleen and eliminating dampness.
Example 2
The formula is as follows: the composite material is prepared from the following raw materials in parts by weight: 65 parts of glucose, 25 parts of isomaltooligosaccharide, 20 parts of whey protein powder, 5 parts of yam powder, 3 parts of tuckahoe powder, 3 parts of hawthorn powder, 0.4 part of citric acid and 2 parts of silicon dioxide.
The preparation method is the same as example 1.
Example 3
The formula is as follows: the composite material is prepared from the following raw materials in parts by weight: 57 parts of glucose, 20 parts of isomaltooligosaccharide, 15.6 parts of whey protein powder, 2.8 parts of yam powder, 1.5 parts of tuckahoe powder, 1.8 parts of hawthorn powder, 0.2 part of citric acid and 1 part of silicon dioxide.
The preparation method is the same as example 1.
Example 4
The formula is as follows: the composite material is prepared from the following raw materials in parts by weight: 57 parts of glucose, 20 parts of isomaltooligosaccharide, 15.6 parts of whey protein powder, 2.8 parts of yam powder, 1.5 parts of tuckahoe powder, 1.8 parts of hawthorn powder, 0.2 part of citric acid, 1 part of silicon dioxide, 5 parts of kudzu root starch and 2 parts of eucheuma polysaccharide.
The preparation method comprises the following steps:
(1) taking glucose, isomaltose hypgather and whey protein powder, and mixing the components in a ratio of 1: adding water in a proportion of 20, ultrasonically mixing uniformly for 15min under the condition that the ultrasonic power is 700W, adding citric acid and silicon dioxide, ultrasonically mixing uniformly for 5min under the condition that the ultrasonic power is 700W, and obtaining mixed solution A;
(2) adding rhizoma Dioscoreae powder, Poria powder and fructus crataegi powder into the mixed solution A, ultrasonically mixing for 10min under the condition of ultrasonic power of 700W, and homogenizing under high pressure at first stage pressure of 60MPa and second stage pressure of 5MPa to obtain emulsion A;
(3) adding water into radix Puerariae starch and Eucheuma Gelatinosum polysaccharide at a ratio of 1:20, and ultrasonically mixing at ultrasonic power of 700W for 10min to obtain mixed solution B; dripping the mixed solution B into the emulsion A under the condition of stirring, and then carrying out ultrasonic emulsification for 15min under the condition that the ultrasonic power is 1000W to obtain emulsion B;
(4) carrying out spray freeze drying on the emulsion B, and atomizing the emulsion B into liquid drops by adopting an airflow atomization mode, wherein the pressure is 0.02-0.04 MPa, and the flow rate of the feed liquid is 10-15 mL/min; freezing and solidifying the liquid drops at the temperature of-100 to-80 ℃ to obtain a frozen object, and transferring the frozen object into a vacuum freeze dryer for drying to obtain the yam and poria cocos microcrystalline powder electuary for tonifying spleen and eliminating dampness.
Example 5
The formula is as follows: the composite material is prepared from the following raw materials in parts by weight: 55 parts of glucose, 18 parts of isomaltooligosaccharide, 12 parts of whey protein powder, 3 parts of yam powder, 2 parts of tuckahoe powder, 1 part of hawthorn powder, 0.3 part of citric acid, 1.5 parts of silicon dioxide, 8 parts of kudzu root starch and 4 parts of eucheuma polysaccharide.
The preparation method is the same as example 4.
Comparative example 1
In contrast to example 4, the Eucheuma polysaccharide was replaced by gum arabic.
Comparative example 2
Different from the embodiment 4, in the preparation method, in the step (4), the emulsion B is subjected to spray drying, wherein the air inlet temperature is 180 ℃ and the air outlet temperature is 70 ℃.
Comparative example 3
Unlike example 4, the preparation method comprises the following steps:
(1) taking glucose, isomaltooligosaccharide, whey protein powder, radix puerariae starch and eucheuma polysaccharide, and mixing the raw materials in a proportion of 1: adding water in a proportion of 20, ultrasonically mixing uniformly for 15min under the condition that the ultrasonic power is 700W, adding citric acid and silicon dioxide, ultrasonically mixing uniformly for 5min under the condition that the ultrasonic power is 700W, and obtaining mixed solution;
(2) adding rhizoma Dioscoreae powder, Poria powder and fructus crataegi powder into the mixed solution, ultrasonically mixing for 10min under the condition of ultrasonic power of 700W, and homogenizing under high pressure of 60MPa for the first stage and 5MPa for the second stage to obtain emulsion;
(3) carrying out spray freeze drying on the emulsion, and atomizing the emulsion into liquid drops by adopting an airflow atomization mode, wherein the pressure is 0.02-0.04 MPa, and the flow rate of the feed liquid is 10-15 mL/min; freezing and solidifying the liquid drops at the temperature of-80 to-60 ℃ to obtain a frozen object, and transferring the frozen object into a vacuum freeze dryer for drying to obtain the yam and poria cocos microcrystalline powder electuary for tonifying spleen and eliminating dampness.
Comparative example 4
In contrast to example 4, no Eucheuma polysaccharide was added.
The first test example: stability test
(1) The test method comprises the following steps: an accelerated aging test is adopted, the microcrystalline powder granules prepared in the examples 1-5 and the comparative examples 1-4 are hermetically packaged, stored for 90 days under the conditions that the temperature is 55 ℃ and the relative humidity is 55%, samples are taken for 0 day, 30 days, 60 days and 90 days respectively, the appearance and the brewing effect of the microcrystalline powder granules are detected respectively, warm water is added according to 0.1g/mL during brewing, the microcrystalline powder granules are completely dissolved within 10 seconds of stirring and can be considered as 'instant dissolution', and the microcrystalline powder granules are not layered after being placed for 10min after brewing and can be considered as 'no layering'.
(2) And (3) test results: see table 1.
TABLE 1 stability test results of the inventive microcrystalline powder granules
The stability test results show that the yam and poria cocos microcrystalline powder granules provided by the invention are good in water solubility and dispersibility and strong in stability, and the shelf life of the yam and poria cocos microcrystalline powder granules can be effectively prolonged by adding the pueraria starch and the eucheuma polysaccharide.
Test example two: evaluation of Effect
(1) The test method comprises the following steps: 60 children of 4-10 years old with appetite decrease and at least one symptom of belching, abdominal distension, diarrhea, nausea and vomiting are invited to participate in the effect evaluation test, wherein 36 males and 24 females have the average age of 6.7 years old. The 60 subjects were randomly divided into 2 groups, example 3 group and example 4 group, each group had 30 subjects, and the comparison of general data such as sex, age, symptom, etc. in the two groups had no statistical significance. Wherein, the subjects in the group of the example 3 take the yam and poria cocos microcrystal powder electuary prepared in the example 3, and the subjects in the group of the example 4 take the yam and poria cocos microcrystal powder electuary prepared in the example 4, 2 times a day and 4g each time, and the electuary is taken by warm water, and the effect evaluation is carried out after the continuous taking for 30 days, and the original dietary habits and normal diet are not changed during the test period.
(2) The evaluation criteria for effects were as follows:
the effect is shown: symptoms of belching, abdominal distension, diarrhea, nausea and vomiting disappear or basically disappear, the appetite returns obviously, and the food intake returns to more than 75 percent of the normal level;
the method has the following advantages: symptoms of belching, abdominal distension, diarrhea, nausea and vomiting are improved, the occurrence frequency is reduced, the appetite is recovered, and the appetite is not recovered to 75 percent of the normal level;
and (4) invalidation: the symptoms of belching, abdominal distension, diarrhea, nausea and vomiting, as well as appetite and food quantity are not obviously improved or even worsened.
(3) And (3) test results: see table 2.
TABLE 2 evaluation of the effect of the Chinese yam and Poria cocos microcrystalline powder granules
| Group of | Show effect | Is effective | Invalidation | Total effective rate |
| EXAMPLE 3 group | 9 | 16 | 5 | 83％ |
| EXAMPLE 4 group | 10 | 17 | 3 | 90％ |
The results in table 2 show that the yam and poria cocos microcrystalline powder granules have remarkable improvement effects on symptoms such as appetite decrease, belching, abdominal distension, diarrhea, nausea and vomiting of children. Meanwhile, through feedback of a test subject, the yam and poria microcrystalline powder electuary is good in taste and free of unpleasant odor and taste of traditional Chinese medicines.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The Chinese yam and poria cocos microcrystalline powder electuary for tonifying spleen and clearing damp is characterized by being prepared from the following components in parts by weight: 50-65 parts of glucose, 15-25 parts of isomaltose hypgather, 10-20 parts of whey protein powder, 1-5 parts of yam powder, 1-3 parts of tuckahoe powder, 1-4 parts of hawthorn powder, 0.1-0.5 part of citric acid, 0.5-2 parts of silicon dioxide, 3-10 parts of kudzu root starch and 1-5 parts of Eucheuma polysaccharide;
the preparation method of the Chinese yam and poria cocos microcrystalline powder electuary for tonifying spleen and eliminating dampness comprises the following steps:
(1) taking glucose, isomaltose hypgather and whey protein powder, and mixing the components in a ratio of 1: adding water in a ratio of 15-25, ultrasonically mixing for 10-20 min, adding citric acid and silicon dioxide, and ultrasonically mixing for 5-10 min to obtain a mixed solution A;
(2) adding the yam powder, the poria cocos powder and the hawthorn powder into the mixed liquid A, ultrasonically mixing for 5-10 min, and then carrying out high-pressure homogenization to prepare an emulsion A;
(3) adding water into kudzu root starch and eucheuma polysaccharide according to the proportion of 1: 15-25, and ultrasonically mixing for 5-10 min to obtain a mixed solution B; dropping the mixed solution B into the emulsion A under the condition of stirring, and then carrying out ultrasonic emulsification for 10-15 min to obtain emulsion B;
(4) and (4) carrying out spray freeze drying on the emulsion B to obtain the yam and poria cocos microcrystalline powder granules for tonifying spleen and clearing damp.
2. The yam and poria cocos microcrystalline powder electuary for tonifying spleen and eliminating dampness, according to claim 1, is characterized by comprising the following components in parts by weight: 57 parts of glucose, 20 parts of isomaltooligosaccharide, 15.6 parts of whey protein powder, 2.8 parts of yam powder, 1.5 parts of tuckahoe powder, 1.8 parts of hawthorn powder, 0.2 part of citric acid, 1 part of silicon dioxide, 5 parts of kudzu root starch and 2 parts of eucheuma polysaccharide.
3. The preparation method of the yam and poria cocos microcrystalline powder electuary for tonifying spleen and eliminating dampness, as claimed in claim 1, is characterized by comprising the following steps:
(1) taking glucose, isomaltose hypgather and whey protein powder, and mixing the components in a ratio of 1: adding water in a ratio of 15-25, ultrasonically mixing for 10-20 min, adding citric acid and silicon dioxide, and ultrasonically mixing for 5-10 min to obtain a mixed solution A;
(2) adding the yam powder, the poria cocos powder and the hawthorn powder into the mixed liquid A, ultrasonically mixing for 5-10 min, and then carrying out high-pressure homogenization to prepare an emulsion A;
(3) adding water into kudzu root starch and eucheuma polysaccharide according to the proportion of 1: 15-25, and ultrasonically mixing for 5-10 min to obtain a mixed solution B; dropping the mixed solution B into the emulsion A under the condition of stirring, and then carrying out ultrasonic emulsification for 10-15 min to obtain emulsion B;
(4) spray-freeze drying the emulsion B to obtain rhizoma Dioscoreae Poria microcrystalline powder granule with effects of invigorating spleen and eliminating dampness;
the weight parts of the raw materials are as follows: 50-65 parts of glucose, 15-25 parts of isomaltose hypgather, 10-20 parts of whey protein powder, 1-5 parts of yam powder, 1-3 parts of tuckahoe powder, 1-4 parts of hawthorn powder, 0.1-0.5 part of citric acid, 0.5-2 parts of silicon dioxide, 3-10 parts of kudzu root starch and 1-5 parts of Eucheuma polysaccharide.
4. The preparation method according to claim 3, wherein the ultrasonic power for ultrasonic blending is 600-800W, and the ultrasonic power for ultrasonic emulsification is 1000-1200W.
5. The method according to claim 3, wherein in the step (2), the pressure conditions of the high-pressure homogenization are as follows: the primary pressure is 50-70 MPa, and the secondary pressure is 0-10 MPa.
6. The method according to claim 3, wherein in the step (4), the conditions of the spray-freeze drying include: atomizing the emulsion B into liquid drops by adopting an airflow atomization mode, wherein the pressure is 0.02-0.04 MPa, and the flow rate of the feed liquid is 10-15 mL/min; freezing and solidifying the liquid drops at the temperature of-100 to-80 ℃ to obtain a frozen object, and transferring the frozen object into a vacuum freeze dryer for drying.
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