CN115590118A - Melanoidin composition and preparation method thereof - Google Patents

Melanoidin composition and preparation method thereof Download PDF

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CN115590118A
CN115590118A CN202210176411.0A CN202210176411A CN115590118A CN 115590118 A CN115590118 A CN 115590118A CN 202210176411 A CN202210176411 A CN 202210176411A CN 115590118 A CN115590118 A CN 115590118A
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melanoidin
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CN115590118B (en
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殷军
李静茹
程军艇
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Wing Biotech Shanghai Co ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K50/00Feeding-stuffs specially adapted for particular animals
    • A23K50/40Feeding-stuffs specially adapted for particular animals for carnivorous animals, e.g. cats or dogs
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K10/00Animal feeding-stuffs
    • A23K10/20Animal feeding-stuffs from material of animal origin
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • A23K20/142Amino acids; Derivatives thereof
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/10Organic substances
    • A23K20/163Sugars; Polysaccharides
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23KFODDER
    • A23K20/00Accessory food factors for animal feeding-stuffs
    • A23K20/20Inorganic substances, e.g. oligoelements

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Abstract

The invention relates to A23K, in particular to a melanoidin composition and a preparation method thereof. The composition comprises the following raw materials in parts by weight: 60-80 parts of enzymolysis chicken liver powder, 20-30 parts of lentinan, 5-15 parts of amino acid, 10-40 parts of reducing sugar and 0.1-2 parts of nano silicon dioxide. According to the invention, chicken liver powder, amino acid and polysaccharide are selected to carry out Maillard reaction to obtain flavor components, the appetite of pets such as cats and dogs is promoted, meanwhile, nano silicon dioxide is added, lentinan is added to exert an immune regulation function, certain nano silicon dioxide is promoted to be attached to the surface of the Maillard reaction product, the uniform particle size of the dried reaction product is improved, the adhesion of various components is promoted, the adhesion problem in a high-humidity or high-temperature environment is reduced by adding algal polysaccharide with multiple functions such as virus resistance, the effect of the feed for pets is not influenced, and the feed can be used for long-term feeding of a large number of cats and dogs.

Description

Melanoidin composition and preparation method thereof
Technical Field
The invention relates to A23K, in particular to a melanoidin composition and a preparation method thereof.
Background
At present, pet food is gradually increased, the requirement on the pet food is also gradually increased, and the flavoring agent is used as a common pet food additive and mainly comprises liquid and powder for improving the palatability of pets.
CN105961881B discloses a powdery pet food flavoring agent and a preparation method thereof, wherein the flavoring agent comprises meat substances, purified water, animal protease, flavourzyme, lipase, edible chicken fat, saccharides, compound amino acid, egg powder, maltodextrin, a preservative, salt and an adhesive. Has good palatability.
However, the existing powdery flavoring agent also has the problems of poor fluidity and easy caking in long-term storage, which influences the use of the powdery flavoring agent.
Disclosure of Invention
In order to solve the above problems, the first aspect of the present invention provides a melanoidin composition, which is prepared from the following raw materials in parts by weight: 60-80 parts of enzymolysis chicken liver powder, 20-30 parts of lentinan, 5-15 parts of amino acid, 10-40 parts of reducing sugar, 0.1-0.5 part of potassium sorbate and 0.1-2 parts of nano silicon dioxide.
Lentinan, as the main active ingredient of lentinus edodes, is branched beta- (1-3) -D-glucan in a comb-like structure, and the aqueous solution of the lentinan is transparent and viscous and has the functions of resisting virus, regulating immune function, resisting tumor, stimulating the formation of interferon and the like. The amino acid and various reducing sugars are adopted to generate Maillard reaction, meanwhile, the enzymolysis chicken liver powder is added to further increase the appetite of pets, and the inventor finds that the addition of lentinan is also favorable for playing the roles of resisting virus and regulating the immune function, is favorable for improving the intestines and stomach, and further improves the palatability.
As a preferable technical scheme, the preparation raw materials of the composition comprise 1-4 parts by weight of algal polysaccharide; the algal polysaccharide is fucoidin and brown algae starch, and the weight ratio is 1:1 to 2; the brown algae starch is extracted from kelp or sargassum horneri, preferably the kelp; the fucoidin is extracted from brown algae.
The brown algae starch is mainly a polymer of beta-D-glucose connected by 1 and 3 type glycosidic bonds and has a sulfate structure (n = about 20); fucoidan is a water-soluble polysaccharide substance composed of fucose containing sulfate group, wherein fucoidan and brown algae starch have immunoregulatory, antiviral and antioxidant effects. And the seaweed polysaccharide, particularly the fucoidin and the brown algae starch containing sulfate radical are dried by water treatment, so that the effects of resisting virus and oxidation, improving the immunity and promoting the health of pets can be achieved, a certain bonding effect can be achieved, the adhesion of substances such as Maillard reactants to pet feeds is facilitated, and the increase of the food intake for a long time is promoted.
As a preferable technical scheme, the content of crude protein in the enzymatic chicken liver powder is more than or equal to 60%, the content of fat is more than or equal to 18%, and the content of water is 7%, and the protein amino acid composition in the enzymatic chicken liver powder comprises arginine, alanine, aspartic acid, threonine, tyrosine, histidine, glutamic acid, lysine, phenylalanine, leucine, isoleucine, serine, glycine, methionine and valine. The contents are mass contents. The amino acid composition was tested according to GB T18246.
As a preferable technical scheme of the invention, the protein composition in the enzymatic chicken liver powder comprises 3.51% of arginine, 3.27% of alanine, 5.18% of aspartic acid, 2.55% of threonine, 2.14% of tyrosine, 1.7% of histidine, 7.32% of glutamic acid, 3.85% of lysine, 3.27% of phenylalanine, 4.75% of leucine, 2.43% of isoleucine, 2.33% of serine, 2.71% of glycine, 1.32% of methionine and 3.17% of valine.
In a preferred embodiment of the present invention, the amino acid is selected from the group consisting of arginine, alanine, leucine, aspartic acid, cysteine, tryptophan, threonine, tyrosine, carnosine, histidine, glutamine, asparagine, glutamic acid, lysine, phenylalanine, isoleucine, serine, glycine, methionine, and proline.
As a preferable technical scheme of the invention, the amino acid comprises glutamine, asparagine, serine and proline, and the weight ratio is 1-2: 3 to 4:1 to 2:0.5 to 1.
In a preferred embodiment of the present invention, the reducing sugar is selected from one or a combination of more of glucose, fructose, galactose, lactose, and maltose, preferably glucose, fructose, and maltose, and the weight ratio is 4-5: 1 to 2:1 to 2.
The inventor finds that by selecting the protein composition of the enzymatic hydrolysis chicken liver powder and selecting proper amino acid and reducing sugar for Maillard, the flavor of the flavoring agent can be adjusted, the feeding performance and the feed intake of different cats and dogs are improved, and the widely applicable pet food additive is obtained.
As a preferable technical scheme of the invention, the specific surface area of the nano silicon dioxide is 165-215m 2 A particle size of 10-20nm (165-215M specific surface area), such as M600 from Guangzhou Macrowu materials science and technology Limited 2 (iii)/g, particle diameter of 10-20 nm). In addition, the inventor finds that the reaction rate of the invention is promoted by using the porous structure of the nano-silicon dioxide added in the Maillard reaction process, and the particle size of the nano-silicon dioxide, chicken liver powder and lentinan is improved to generate a certain coating effect, so that the moisture absorption and the adhesiveness are reduced in the subsequent use and storage processes, and the free flow of the composition is promoted.
In a second aspect, the invention provides a method for preparing the melanoidin composition, which comprises the following steps:
(1) Reacting enzymolysis chicken liver powder, lentinan, amino acid, reducing sugar and nano silicon dioxide at 105-110 ℃ for 100-200 min to obtain a premix;
(2) Adding algal polysaccharide into water, mixing for 40-60 min at 80-90 ℃, and air-drying to obtain an algal polysaccharide mixture;
(3) And cooling the premix to 80-90 ℃, and adding the algal polysaccharide mixture and potassium sorbate to obtain the composition.
As a preferable technical scheme, in the step (1), lentinan, reducing sugar and nano-silica are ground, water is added, and enzymolysis chicken liver powder and amino acid are added to react at 105-110 ℃ for 100-200 min. The inventors have also found that by grinding nanosilicon dioxide, polysaccharide and reducing sugar and then adding water and amino acid to the ground nanosilicon dioxide to carry out the maillard reaction, the reaction can be further accelerated and the dimensional unevenness after air drying can be reduced.
As a preferred technical scheme of the invention, in the step (3), the premix is cooled to 80-90 ℃, potassium sorbate is added, after mixing for 10-15 min, the temperature is cooled to 60-70 ℃, the algal polysaccharide mixture is added, and the mixture is mixed and dried to obtain the composition; the seaweed polysaccharide mixture is crushed before being added. And the seaweed polysaccharide is treated by water before being added, so that the seaweed polysaccharide is favorably quickly dispersed into the premix after being cooled to 60-70 ℃, and has the functions of lentinan and the like, and the obtained composition has good long-term use by utilizing the combination of silicon dioxide pre-adsorption and polysaccharide double-layer coating.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, chicken liver powder, amino acid and polysaccharide are selected to carry out Maillard reaction to obtain flavor components, the appetite of pets such as cats and dogs is promoted, nano silicon dioxide is added and lentinan is added in the Maillard reaction process to play an immune regulation function, and simultaneously, certain nano silicon dioxide is promoted to be attached to the surface of a Maillard reactant, the uniform particle size of the dried reactant is improved, the adhesion of various components is promoted by adding algal polysaccharide with multiple functions such as antivirus, the adhesion problem in a high-humidity or high-temperature environment is reduced, the effect of the feed for pets is not influenced, and the feed can be used for feeding a large number of cats and dogs for a long time.
Drawings
Figure 1 is a picture of a cat palatability trial.
Fig. 2 is a picture of a canine palatability trial feed.
Fig. 3 is a picture of the composition provided in example 3 after 30 days at 30 ℃ on the left, and fig. 3 is a picture of the composition provided in example 2 after 30 days at 30 ℃.
Detailed Description
Examples
Example 1
The embodiment provides a composition, which is prepared from the following raw materials in parts by weight: 60 parts of enzymolysis chicken liver powder, 20 parts of lentinan, 5 parts of amino acid, 10 parts of reducing sugar, 0.1 part of potassium sorbate, 1 part of nano silicon dioxide and 2 parts of algal polysaccharide; the algal polysaccharide is fucoidin and brown algae starch, and the weight ratio is 1:1, the content of crude protein in the enzymatic chicken liver powder is more than or equal to 60%, the content of fat is more than or equal to 18%, and the content of water is 7%, the protein composition in the enzymatic chicken liver powder comprises 3.51% of arginine, 3.27% of alanine, 5.18% of aspartic acid, 2.55% of threonine, 2.14% of tyrosine, 1.7% of histidine, 7.32% of glutamic acid, 3.85% of lysine, 3.27% of phenylalanine, 4.75% of leucine, 2.43% of isoleucine, 2.33% of serine, 2.71% of glycine, 1.32% of methionine and 3.17% of valine, the amino acids comprise glutamine, asparagine, serine and proline, and the weight ratio is 1:3:1:0.5, the reducing sugar is glucose, fructose and maltose, and the weight ratio is 4:1:1.
the enzymatic chicken liver powder is purchased from Nanjing Qiarun biotechnology Limited.
The lentinan is purchased from Shandong green leaf pharmaceutical Co.
The fucoidan is purchased from Shanxi New Tian Domain Biotechnology GmbH.
The brown algae starch is purchased from Shaanxi New Tian Domain Biotechnology Co.
The nanosilica was purchased from M600, guangzhou martial materials technologies, inc.
This example also provides a method of preparing a composition as described above, comprising:
(1) Grinding lentinan, reducing sugar and nano-silica, adding water, adding enzymolysis chicken liver powder and amino acid, and reacting at 105 deg.C for 100min to obtain a premix;
(2) Adding algal polysaccharide into water, mixing for 40min at 80 ℃, and air-drying to obtain algal polysaccharide mixture;
(3) Cooling the premix to 80 ℃, adding potassium sorbate, mixing for 10min, cooling to 60 ℃, adding the algal polysaccharide mixture, mixing and drying to obtain the composition.
Example 2
The embodiment provides a composition, which is prepared from the following raw materials in parts by weight: 80 parts of enzymolysis chicken liver powder, 30 parts of lentinan, 15 parts of amino acid, 40 parts of reducing sugar, 0.5 part of potassium sorbate, 2 parts of nano silicon dioxide and 4 parts of algal polysaccharide; the algal polysaccharide is fucoidin and brown algae starch, and the weight ratio is 1:1, the content of crude protein in the enzymatic chicken liver powder is more than or equal to 60%, the content of fat is more than or equal to 18%, and the content of water is 7%, the protein composition in the enzymatic chicken liver powder comprises 3.51% of arginine, 3.27% of alanine, 5.18% of aspartic acid, 2.55% of threonine, 2.14% of tyrosine, 1.7% of histidine, 7.32% of glutamic acid, 3.85% of lysine, 3.27% of phenylalanine, 4.75% of leucine, 2.43% of isoleucine, 2.33% of serine, 2.71% of glycine, 1.32% of methionine and 3.17% of valine, the amino acids comprise glutamine, asparagine, serine and proline in a weight ratio of 2:4:2:1, the reducing sugar is glucose, fructose and maltose, and the weight ratio is 5:2:2.
the enzymatic chicken liver powder is purchased from Nanjing Qiarun biotechnology Limited.
The lentinan is available from Shandong Green leaf pharmaceutical Co., ltd.
The fucoidan is purchased from Shanxi New Tian Domain Biotechnology GmbH.
The brown algae starch is purchased from Shaanxi New Tian Domain Biotechnology Co.
The nanosilica was purchased from M600, guangzhou martial materials technologies, inc.
This example also provides a method of preparing a composition as described above, comprising:
(1) Grinding lentinan, reducing sugar and nano-silica, adding water, adding enzymatic chicken liver powder and amino acid, and reacting at 110 deg.C for 200min to obtain a premix;
(2) Adding algal polysaccharide into water, mixing for 60min at 90 ℃, and air-drying to obtain an algal polysaccharide mixture;
(3) Cooling the premix to 90 ℃, adding potassium sorbate, mixing for 15min, cooling to 70 ℃, adding the algal polysaccharide mixture, mixing and drying to obtain the composition.
Example 3
The embodiment provides a composition, and the composition is prepared from the following raw materials in parts by weight: 80 parts of enzymolysis chicken liver powder, 5 parts of lentinan, 15 parts of amino acid, 40 parts of reducing sugar, 0.5 part of potassium sorbate and 4 parts of algal polysaccharide; the algal polysaccharide is fucoidin and brown algae starch, and the weight ratio is 1:1, the content of crude protein in the enzymatic chicken liver powder is more than or equal to 60%, the content of fat is more than or equal to 18%, and the content of water is 7%, the protein composition in the enzymatic chicken liver powder comprises 3.51% of arginine, 3.27% of alanine, 5.18% of aspartic acid, 2.55% of threonine, 2.14% of tyrosine, 1.7% of histidine, 7.32% of glutamic acid, 3.85% of lysine, 3.27% of phenylalanine, 4.75% of leucine, 2.43% of isoleucine, 2.33% of serine, 2.71% of glycine, 1.32% of methionine and 3.17% of valine, the amino acids comprise glutamine, asparagine, serine and proline, and the weight ratio is 2:4:2:1, the reducing sugar is glucose, fructose and maltose, and the weight ratio is 5:2:2.
the enzymatic chicken liver powder is purchased from Nanjing Qiarun biotechnology Limited.
The lentinan is available from Shandong Green leaf pharmaceutical Co., ltd.
The fucoidan is purchased from Shanxi New Tian Domain Biotechnology GmbH.
The brown algae starch is purchased from Shaanxi New Tian Domain Biotechnology Co.
This example also provides a method of preparing a composition as described above, comprising:
(1) Grinding lentinan, reducing sugar and nano-silica, adding water, adding enzymolysis chicken liver powder and amino acid, and reacting at 110 deg.C for 200min to obtain a premix;
(2) Adding algal polysaccharide into water, mixing for 60min at 90 ℃, and air-drying to obtain algal polysaccharide mixture;
(3) Cooling the premix to 90 ℃, adding potassium sorbate, mixing for 15min, cooling to 70 ℃, adding the algal polysaccharide mixture, mixing and drying to obtain the composition.
Example 4
The embodiment provides a composition, and the composition is prepared from the following raw materials in parts by weight: 80 parts of enzymolysis chicken liver powder, 30 parts of lentinan, 15 parts of amino acid, 40 parts of reducing sugar, 0.5 part of potassium sorbate, 2 parts of nano silicon dioxide and 4 parts of algal polysaccharide; the algal polysaccharide is fucoidin and brown algae starch, and the weight ratio is 1: 1-2, the content of crude protein in the enzymatic chicken liver powder is more than or equal to 60%, the content of fat is more than or equal to 18%, and the content of water is 7%, the protein composition in the enzymatic chicken liver powder comprises 3.51% of arginine, 3.27% of alanine, 5.18% of aspartic acid, 2.55% of threonine, 2.14% of tyrosine, 1.7% of histidine, 7.32% of glutamic acid, 3.85% of lysine, 3.27% of phenylalanine, 4.75% of leucine, 2.43% of isoleucine, 2.33% of serine, 2.71% of glycine, 1.32% of methionine and 3.17% of valine, the amino acid comprises glutamine, asparagine, serine and proline, and the weight ratio is 2:4:2:1, the reducing sugar is glucose, fructose and maltose, and the weight ratio is 5:2:2.
the enzymatic chicken liver powder is purchased from Nanjing Qiarun biotechnology Limited.
The lentinan is available from Shandong Green leaf pharmaceutical Co., ltd.
The nanosilica was purchased from M600, guangzhou martial materials science and technology ltd.
This example also provides a method of preparing a composition as described above, comprising:
(1) Grinding lentinan, reducing sugar and nano-silica, adding water, adding enzymatic chicken liver powder and amino acid, and reacting at 110 deg.C for 200min to obtain a premix;
(2) Cooling the premix to 90 ℃, adding potassium sorbate, mixing for 15min, cooling to 70 ℃, adding algal polysaccharide, mixing and drying to obtain the composition.
Evaluation of Properties
1. Cat palatability: the composition provided in example 1 was added to a cat food intermediate (supplied by Shanghai Birgiji Pet products, inc.) as group B and a commercially available cat food intermediate with a cat food flavor added as group A to conduct a cat palatability test, as shown in FIG. 1, wherein the amount of composition or flavor added was 2% of the cat food intermediate, and the results are shown in Table 1.
The feeding method and requirements are as follows:
(1) Feeding time: 14 parts per day: 00 to 8 in the morning of the next day: 00 is folded, and the feed is weighed in the morning the next day after the feed is fed on the same day;
(2) Feeding dosage: A. 120g of each group B, the positions of the groups A and B are exchanged when the group B feeds the food at the next meal, and the dry food fed by each meal cannot be reused;
(3) Feeding cats to select adult cats, and testing cat varieties: 4 cats such as the short-necked cat, the Siamese cat, the gold gradual layer cat, the three-flower cat and the blue cat respectively have good health condition and no symptoms such as vomiting and diarrhea.
TABLE 1
Figure BDA0003520442130000081
2. Canine palatability: the composition provided in example 2 was added to a certain dog food semi-finished product (provided by shanghai nemacy pet products, inc.) as group a and a commercially available dog food semi-finished product with a flavor added thereto as group B to perform a dog palatability test, as shown in fig. 2, wherein the amount of the composition or the flavor added was 2% of the dog food semi-finished product, and the results are shown in table 2.
The feeding method and requirements are as follows:
(1) Feeding time: one morning and one evening, which are respectively 8 in the afternoon: 00 and 16 pm: 00, each meal is 30min, or the food intake of any one of A and B is finished;
(2) Feeding dosage: A. the group B respectively has 150g, when the group A and the group B exchange positions for feeding at next meal, the dry food fed by each meal cannot be reused;
(3) The feed dog selects 25 dogs, and the dogs have good health condition and no symptoms of vomiting, diarrhea and the like.
TABLE 2
Figure BDA0003520442130000082
Figure BDA0003520442130000091
3. Fluidity: the compositions provided in examples were filled in vials, and after being respectively placed in a sealed vertical state at 30 ℃ for 30 days, the vials were leveled to observe whether or not the powder of the compositions flowed, and the results are shown in table 3.
TABLE 3
Examples Fluidity of the resin
1 The powder flows to the horizontal position rapidly, the bottom is bottomless
2 The powder flows to the horizontal position rapidly, the bottom is bottomless
3 The powder does not flow and is fixed at the bottom of the small bottle
4 The powder flows at the bottom, and the bottom powder is fixed at the bottom of the bottle
According to test results, the melanoidin composition provided by the invention has good palatability and fluidity and can be used for feeding various pets such as cats, dogs and the like.

Claims (10)

1. The melanoidin composition is characterized by comprising the following raw materials in parts by weight: 60-80 parts of enzymolysis chicken liver powder, 20-30 parts of lentinan, 5-15 parts of amino acid, 10-40 parts of reducing sugar, 0.1-0.5 part of potassium sorbate and 0.1-2 parts of nano silicon dioxide.
2. The melanoidin composition as claimed in claim 1, wherein the raw materials for preparing the composition comprise, by weight, 1-4 parts of algal polysaccharides; the algal polysaccharides are fucoidin and brown algae starch; the brown algae starch is extracted from kelp or sargassum horneri, and the fucoidin is extracted from brown algae.
3. The melanoidin composition of claim 1, wherein the protein content of the enzymatic chicken liver powder is not less than 60%, the fat content is not less than 18%, and the moisture content is 7%, and the amino acid composition of the protein of the enzymatic chicken liver powder comprises arginine, alanine, aspartic acid, threonine, tyrosine, histidine, glutamic acid, lysine, phenylalanine, leucine, isoleucine, serine, glycine, methionine, and valine.
4. The melanoidin composition according to claim 3, wherein the amino acid is selected from the group consisting of arginine, alanine, leucine, aspartic acid, cysteine, tryptophan, threonine, tyrosine, carnosine, histidine, glutamine, asparagine, glutamic acid, lysine, phenylalanine, isoleucine, serine, glycine, methionine, proline in combination with one or more thereof.
5. The melanoidin composition according to claim 4, wherein the amino acids include glutamine, asparagine, serine, proline.
6. The melanoidin composition according to any one of claims 1 to 5, wherein the specific surface area of the nanosilica is 165-215m 2 The grain diameter is 10-20nm.
7. The melanoidin composition according to any one of claims 1 to 5, wherein the reducing sugar is selected from one or more of glucose, fructose, galactose, lactose and maltose.
8. A method of preparing a melanoidin composition as claimed in any one of claims 1 to 7, wherein the method of preparing the melanoidin composition comprises:
(1) Reacting enzymolysis chicken liver powder, lentinan, amino acid, reducing sugar and nano silicon dioxide at 105-110 ℃ for 100-200 min to obtain a premix;
(2) Adding algal polysaccharide into water, mixing for 40-60 min at 80-90 ℃, and air-drying to obtain an algal polysaccharide mixture;
(3) And cooling the premix to 80-90 ℃, and adding the seaweed polysaccharide mixture and potassium sorbate to obtain the composition.
9. The method for preparing a melanoidin composition according to claim 8, wherein in the step (1), lentinan, reducing sugar and nano-silica are ground, water is added, and then enzymatic chicken liver powder and amino acid are added to react at 105-110 ℃ for 100-200 min.
10. The method for preparing the melanoidin composition according to claim 9, wherein in the step (3), the premix is cooled to 80-90 ℃, potassium sorbate is added, the mixture is cooled to 60-70 ℃ after being mixed for 10-15 min, and the algal polysaccharide mixture is added, mixed and dried to obtain the composition; the seaweed polysaccharide mixture is crushed before being added.
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