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CN-121971531-A - Radix astragali, mulberry leaf and rehmannia composite powder and preparation method thereof

CN121971531ACN 121971531 ACN121971531 ACN 121971531ACN-121971531-A

Abstract

The invention belongs to the technical field of astragalus, mulberry leaf and rehmannia composite powder, and particularly relates to astragalus, mulberry leaf and rehmannia composite powder and a preparation method thereof, wherein the preparation method comprises the following steps of respectively cleaning, cutting/crushing astragalus, frosted mulberry leaf and rehmannia; mixing the pretreated main materials, adding purified water and mixed enzyme for enzymolysis, heating for inactivation, vacuum drying the mixture at low temperature after enzymolysis, controlling water content, superfine pulverizing the dried materials, adding functional auxiliary materials, mixing uniformly, sterilizing by adopting 60 Co-gamma ray irradiation, and vacuum packaging to obtain the finished product.

Inventors

  • ZHANG SIHONG
  • ZHANG HONGGEN
  • SHAO QISHAN

Assignees

  • 安徽金海面业股份有限公司

Dates

Publication Date
20260505
Application Date
20260205

Claims (10)

  1. 1. A composite powder of astragalus root, mulberry leaf and rehmannia root is characterized by comprising a main material and functional auxiliary materials, wherein the main material comprises astragalus root, frosted mulberry leaf and rehmannia root.
  2. 2. The preparation method of the astragalus, mulberry leaf and rehmannia composite powder is based on the astragalus, mulberry leaf and rehmannia composite powder in claim 1, and is characterized by comprising the following steps: cleaning, cutting/pulverizing radix astragali, frosted folium Mori, and rehmanniae radix respectively, and preprocessing; Mixing the pretreated main materials, adding purified water and mixed enzyme for enzymolysis, and heating for inactivation after enzymolysis; drying the mixture after enzymolysis at a low temperature in vacuum, and controlling the water content; Superfine pulverizing the dried materials, adding functional auxiliary materials, and uniformly mixing; and (3) adopting 60 Co-gamma rays for irradiation sterilization, and then carrying out vacuum packaging to obtain a finished product.
  3. 3. The preparation method of the astragalus membranaceus, mulberry leaf and rehmannia root composite powder according to claim 2 is characterized in that the main materials comprise, by weight, 30-50 parts of astragalus membranaceus, 20-40 parts of frosted mulberry leaf and 30-40 parts of rehmannia root, wherein the rehmannia root is prepared rehmannia root or radix rehmanniae, the prepared rehmannia root is selected for common adult people, middle-aged and elderly people and portable instant demand people, and the dried rehmannia root is selected for people with high blood sugar and intestinal tract sensitivity.
  4. 4. The method for preparing the astragalus root, mulberry leaf and rehmannia root composite powder according to claim 3, wherein the raw material pretreatment is specifically that astragalus root is selected from 3-5 annual astragalus mongholicus, fibrous root impurities are removed, then the astragalus root is cut into slices with the thickness of 0.5-1cm, and the slices are cleaned and then pre-dried in a 45 ℃ forced air drying box until the water content is less than or equal to 15%; Removing petiole and yellow leaf from folium Mori after frost, pulverizing into 10-20 mesh coarse powder, soaking in purified water at 80deg.C for 10min, and draining; Rehmannia root, which is cut into 1cm square pieces after removing impurities, is soaked in 5 mass percent licorice water for 5min and drained.
  5. 5. The preparation method of the astragalus, mulberry leaf and rehmannia composite powder according to claim 4 is characterized by comprising the specific parameters of adding purified water 10-15 times of the total weight of main materials, adjusting the pH of a system to 4.5-5.5, adding mixed enzymes, wherein the mixed enzymes comprise cellulase and pectase, the adding amount of the cellulase is 0.3-0.5%, the adding amount of the pectase is 0.2-0.3%, the enzymolysis temperature is controlled at 40-50 ℃, the enzymolysis time is 1.5-2.5h, and the temperature is raised to 90 ℃ after the enzymolysis is finished, and the temperature is kept for 10min to inactivate the enzyme activity.
  6. 6. The method for preparing astragalus root, mulberry leaf and rehmannia root composite powder according to claim 5, wherein the vacuum low-temperature drying parameter in the third step is that the vacuum degree is less than or equal to-0.09 MPa, the drying temperature is 50-60 ℃, and the water content of the material is less than or equal to 5%.
  7. 7. The method for preparing the astragalus root, mulberry leaf and rehmannia root composite powder according to claim 6, wherein the fineness of the superfine grinding in the fourth step is 150-200 meshes, a three-dimensional mixer is adopted for auxiliary material mixing, the mixing time is 15-20min, and the mixing rotating speed is 15-20r/min.
  8. 8. The method for preparing the astragalus, mulberry leaf and rehmannia composite powder according to claim 7, wherein the functional auxiliary materials are selected from one or more of the following components in parts by weight: 6-10 parts of maltodextrin and 0.08-0.12 part of stevioside; Sugar control combination of erythritol 8-12 weight portions and resistant dextrin 4-6 weight portions; An immunity enhancing composition comprises 1.5-2.5 parts of Lycium barbarum polysaccharide and 5-7 parts of isomaltooligosaccharide; intestinal tract maintenance composition comprising fructo-oligosaccharide 10-14 parts and inulin 4-6 parts; the portable instant combination comprises 6-8 parts of beta-cyclodextrin and 0.04-0.06 part of sucralose.
  9. 9. The preparation method of the astragalus root, mulberry leaf and rehmannia root composite powder according to claim 8, which is characterized in that the dose of the 60 Co-gamma ray irradiation sterilization in the fifth step is 5-8kGy, the specification of the vacuum package is 8-15 g/bag, and the packaging material is a food grade aluminum plastic composite film.
  10. 10. The preparation method of the astragalus, mulberry leaf and rehmannia composite powder according to claim 9, which is characterized in that the auxiliary materials for different groups are properly mixed as follows: The crowd with high blood sugar adopts sugar control combined auxiliary materials, and the weight proportion of the mulberry leaves after frost in the main materials is increased to 35-40 parts; The middle-aged and elderly people with hypoimmunity adopt the immune enhancement combined auxiliary materials, and the weight ratio of astragalus root in the main materials is increased to 45-50 parts; for intestinal canal sensitive/constipation crowd, adopting intestinal canal maintenance combined auxiliary materials, wherein the weight part of radix rehmanniae in the main materials is increased to 38-40 parts; The office workers/business people adopt portable instant combined auxiliary materials, and the superfine grinding fineness is increased to 190-200 meshes.

Description

Radix astragali, mulberry leaf and rehmannia composite powder and preparation method thereof Technical Field The invention belongs to the technical field of astragalus, mulberry leaf and rehmannia composite powder, and particularly relates to astragalus, mulberry leaf and rehmannia composite powder and a preparation method thereof. Background Astragalus root, mulberry leaf and rehmannia root are common raw materials recorded in the catalogue of homology of medicine and food, and respectively contain definite active ingredients such as astragaloside IV and astragalus polysaccharide in astragalus root, 1-deoxynojirimycin and flavonoid ingredients in mulberry leaf, catalpol and calycoside in rehmannia root, and the ingredients respectively endow the raw materials with the functions of enhancing immunity, assisting in regulating blood sugar, nourishing yin and the like, thereby providing a raw material foundation for the development of composite products. However, the existing composite products using astragalus, mulberry leaf and rehmannia as raw materials in the market have obvious defects in preparation process and product design, most of the existing products adopt simple crushing and mixing or traditional decoction and drying process, the former is difficult to fully release active ingredients such as astragaloside, DNJ, catalpol and the like due to the fact that cell walls of the raw materials are not damaged effectively, the latter is low in bioavailability, partial thermosensitive ingredients are damaged easily in the high-temperature decoction process, the efficacy is further reduced, meanwhile, bitter taste of rehmannia and grass taste of mulberry leaf are not improved effectively, palatability of the mixed products is poor, consumer acceptability is influenced, in addition, the existing products are mostly single-function design, and the formula is optimized according to health requirements of different groups such as common adults, people with higher blood sugar, people with lower immunity in middle-aged and old people with lower immunity in intestinal tract, personalized health requirements cannot be met, and the application range and market competitiveness of the products are limited. Disclosure of Invention The invention aims at solving the technical problems and provides astragalus, mulberry leaf and rehmannia composite powder and a preparation method thereof. In view of the above, the invention provides a radix astragali, mulberry leaf and rehmannia composite powder, which consists of main materials and functional auxiliary materials, wherein the main materials comprise radix astragali, frosted mulberry leaf and rehmannia. A preparation method of astragalus, mulberry leaf and rehmannia composite powder comprises the following steps: cleaning, cutting/pulverizing radix astragali, frosted folium Mori, and rehmanniae radix respectively, and preprocessing; Mixing the pretreated main materials, adding purified water and mixed enzyme for enzymolysis, and heating for inactivation after enzymolysis; drying the mixture after enzymolysis at a low temperature in vacuum, and controlling the water content; Superfine pulverizing the dried materials, adding functional auxiliary materials, and uniformly mixing; and (3) adopting 60 Co-gamma rays for irradiation sterilization, and then carrying out vacuum packaging to obtain a finished product. Preferably, the main materials comprise, by weight, 30-50 parts of astragalus membranaceus, 20-40 parts of frosted mulberry leaves and 30-40 parts of rehmannia glutinosa, wherein the rehmannia glutinosa is prepared rehmannia glutinosa or radix rehmanniae, the prepared rehmannia glutinosa is selected for common adult people, middle-aged and elderly people and portable instant demand people, and the radix rehmanniae is selected for people with high blood sugar and intestinal tract sensitivity. Preferably, the pretreatment of the raw materials comprises selecting 3-5 years old Mongolian milkvetch root, removing fibrous root impurities, cutting into slices with the thickness of 0.5-1cm, cleaning, and pre-drying in a 45 ℃ blast drying oven until the water content is less than or equal to 15%; Removing petiole and yellow leaf from folium Mori after frost, pulverizing into 10-20 mesh coarse powder, soaking in purified water at 80deg.C for 10min, and draining; Rehmannia root, which is cut into 1cm square pieces after removing impurities, is soaked in 5 mass percent licorice water for 5min and drained. Preferably, the specific parameters of the directional enzymolysis in the second step are that purified water which is 10-15 times of the total weight of the main materials is added, the pH value of the system is regulated to 4.5-5.5, mixed enzymes are added, the mixed enzymes comprise cellulase and pectase, wherein the addition amount of the cellulase is 0.3-0.5%, the addition amount of the pectase is 0.2-0.3%, the enzymolysis temperature is controlled to be 40-50 ℃, the enzymolysi