8 results about "Bovine collagen" patented technology

The application provides a preparation method and application of bovine collagen peptide, and belongs to the technical field of collagen peptide; the preparation method comprises the steps of freeze-thaw-microwave treatment, alkaline hydrolysis, enzyme hydrolysis 1, enzyme hydrolysis 2, enzyme hydrolysis 3, enzyme hydrolysis 4 and antiseptic filtration; in the freeze-thaw-microwave treatment step, bovine skin powder is added into a mixed solution, stirred uniformly, and then soaked for 15-20 min; the mixed solution is placed in a sealed container for freeze-thaw treatment, frozen at-24 to-20 DEG C for 5-6 h, naturally thawed, and then the freeze-thaw treatment is repeated for 1-2 times; the water content is controlled to be 50-52 wt %, and wet material is obtained; the wet material is placed into a microwave device for microwave treatment, and the temperature of the wet material is controlled to be lower than 55 DEG C, so that freeze-thaw-microwave treated bovine skin powder is obtained; the product obtained by the method has high polypeptide content, and when the product is applied to soybeans, potatoes and lettuce, the yield and quality can be effectively improved.

In some aspects, the disclosure relates to a composition including niacinamide and polypodium leucotomos extract, optionally with additional photoprotective ingredients including ascorbic acid, optionally biotin, astaxanthin, bovine collagen peptides, L-glutathione, hyaluronic acid, and inositol. The composition provides rapid and measurable photoprotection, reducing UV-induced erythema by approximately 60-68% when administered 1-2 hours prior to UV exposure. Clinical studies demonstrate significant increases in minimal erythema dose (MED) with effects persisting for at least 24 hours following a single oral administration. The composition exhibits excellent formulation characteristics including superior mixability, clarity, and palatability when formulated as a beverage powder.

The present application belongs to the technical field of biological medicine, and particularly relates to a composition for improving cognitive function, a preparation method, products and applications thereof. The composition is prepared from soybean meal powder, whey protein peptide powder and bovine collagen peptide powder in a mass ratio of 1:3:2 as a peptide source raw material, in combination with AMY001, Lactobacillus plantarum LP-90 and Clostridium butyricum (3:1:1) composite strains, through Bacillus amyloliquefaciens enzyme production self-digestion, peptide-bacteria anaerobic synergistic fermentation and sodium alginate-HPMC-CPP composite carrier embedding. The composition can work synergistically through multiple mechanisms such as clearing hippocampal Aβ1-42 protein, increasing BDNF content and inhibiting IL-6 expression, has high memory improvement rate and Aβ1-42 clearance rate, and can significantly repair cognitive impairment. The composition has high stability and bioavailability, the preparation process is controllable, and is suitable for the development of drugs for preventing or assisting in improving cognitive impairment related diseases.

The present application relates to the technical field of traditional Chinese medicine, and provides a traditional Chinese medicine composition capable of promoting bone fracture healing, which comprises the following components in parts by weight: Cordyceps militaris 25-35 parts, raspberry 20-25 parts, cucumber seed 15-22 parts, perilla seed 12-18 parts, radish seed 10-15 parts, bovine collagen peptide powder 8-12 parts, angelica 5-10 parts, and safflower 1-5 parts. The technical scheme solves the problem of poor effect of traditional Chinese medicine composition in promoting bone fracture healing.

This invention belongs to the field of composite material technology, and particularly relates to a porous gel material based on bovine collagen for the catalytic adsorption of low-concentration radionuclide resources in seawater, and its preparation method. The porous gel material comprises: bovine collagen powder, graphene oxide, montmorillonite, and a zirconium-based metal-organic framework; the porous gel material has a three-dimensional porous network structure with a pore size distribution of 80–800 nm and a specific surface area ≥300 m². 2 / g, porosity ≥75%. The preparation method includes preparing dispersions of montmorillonite, graphene oxide, bovine collagen solution, and zirconium-based metal-organic framework material; obtaining a composite precursor solution and an initial gel through crosslinking and dispersing agents; and then subjecting the initial gel to freeze-thaw cycles and vacuum freeze-drying. The target product of this invention possesses high adsorption capacity, excellent catalytic activity, good mechanical stability, and good dispersibility.

The application discloses a kind of bovine collagen peptide for increasing bone density and a preparation method thereof, and relates to the technical field of enzyme processing preparation of protein peptide.The application relates to the application of bovine collagen peptide in the field of composition.The composition containing bovine collagen peptide is prepared from the following components in mass fraction:bovine collagen peptide 25-45 parts, calcium citrate 12-28 parts, vitamin D 0.0002-0.0004 parts, extract of rhizoma drynariae 6-14 parts, extract of astragalus 4-9 parts, auxiliary materials 12-38 parts, and zoledronate derivative 0.01-0.05 parts.The application breaks through the limitation of single component and poor synergistic effect in the prior art, and forms a multi-dimensional action system of "inhibiting bone resorption, promoting bone formation and supplementing matrix" by matching bovine collagen peptide, calcium citrate, traditional Chinese medicine extract and modified zoledronate derivative, so that the effect of improving bone density is improved.

This invention discloses a skin repair dressing containing Pro-Xylane and its preparation method, relating to the field of skin care technology. By weight, it comprises the following components: Pro-Xylane: 0.8-1.2 parts, Sodium hyaluronate: 0.05-0.1 parts, Glycerin: 6.0-10.0 parts, Carbomer: 0.2-0.4 parts, Trehalose: 0.8-1.2 parts, p-hydroxyacetophenone: 0.3-0.5 parts, Caprylic / Capric triglyceride: 4.0-6.0 parts, Montanov L: 2.5-3.5 parts, Cetyl ethylhexanoate: 4.5 parts. The total weight of the components is 100 parts: 5.5 parts squalane, 2.5-3.5 parts 1,2-hexanediol, 0.8-1.2 parts triethanolamine, and the remainder is purified water. This invention creates a dressing system suitable for skin repair, combining active ingredients and functional excipients. Multiple components work synergistically to balance efficacy and skin feel, adapting to various skin repair conditions. At the same time, a standardized preparation process is designed to control parameters at each stage, ensuring uniformity and stability of each phase, protecting active ingredients, removing impurities and ensuring sterility, thereby improving product safety and stability.

This invention belongs to the field of bioactive protein peptide materials, and provides an animal-derived composite fermented skin-rejuvenating protein peptide and its preparation method. This invention uses bovine collagen and fish protein co-fermentation to prepare a protein peptide core, with an outer coating of an edible gelatin and chondroitin sulfate composite layer. Through a core-shell structure design with cross-linking and solidification by glutamine transaminase, it achieves excellent performance with a small molecule peptide core of 500-1500 Da, a stable coating layer with a coating rate of 80-99%, a glycine-proline-hydroxyproline sequence collagen peptide fragment ratio of 30-60%, and a pH-responsive swelling ratio of 1.5-3.0. This solves the technical problems of poor stability and low bioavailability of traditional protein peptides, and has broad application value in the skin care industry.