11 results about "GRAPE SKIN EXTRACT" patented technology

The present invention provides an astaxanthin-based antioxidant composition, a preparation method thereof, and an application thereof. The antioxidant composition comprises the following components in parts by weight: 0.02-1.0 parts of astaxanthin, 0.01-4 parts of a plant enzymatic hydrolysate, 0.01-3 parts of a plant fermentation product, and 0.01-1.5 parts of a grape skin extract. The present invention, by adding the plant enzymatic hydrolysate and the plant fermentation product, can synergistically improve the antioxidant properties of the antioxidant composition with astaxanthin; simultaneously, the addition of the plant enzymatic hydrolysate and the plant fermentation product can improve the stability of the antioxidant composition; and when astaxanthin, the plant enzymatic hydrolysate, and the plant fermentation product are mixed under specific ratios, the soothing effect of the antioxidant composition on the skin can be improved.

The invention relates to the technical field of microecological preparations, in particular to a composition and application thereof in preparation of a product for improving liver injury. The novel composition provided by the invention contains probiotics, a radix puerariae extract and a grape skin extract, and the composition can effectively improve liver injury from an intestine-liver axis mechanism level. Animal tests prove that the effect is very ideal, the main components have a synergistic effect, the effect of remarkably improving liver injury can be achieved from multiple mechanism levels, and the traditional Chinese medicine composition is safe and free of side effects.

To provide a food and drink composition capable of improving a condition of spots appearing on the skin.SOLUTION: A food and drink composition includes: a fat soluble vitamin C derivative; a Pterocarpus marsupium extract containing resveratrol; and at least one type selected from a group consisting of a red wine extract containing resveratrol, a Polygonum root extract containing resveratrol and a grape skin extract containing resveratrol.SELECTED DRAWING: None

The invention is suitable for the technical field of drinks, and provides a blackcurrant yeast composite fruit and vegetable juice drink which comprises the following components: drinking water, blackcurrant primary pulp, concentrated apple juice, sorbitol liquid, concentrated red grape juice, concentrated cherry juice, SOD-containing yeast powder, a yeast extract, sturgeon oligopeptide, blueberry powder, a grape skin extract, turmeric powder, ascorbic acid and citric acid. The beverage is prepared from DL-malic acid, sodium citrate, sodium carboxymethyl cellulose and edible essence. The prepared composite fruit and vegetable juice beverage is unique in taste, rich in flavor and extremely high in nutritional value, all the components cooperate with one another, the obvious effects of enhancing immunity, promoting skin health, protecting eyesight, improving anemia, delaying senescence and the like are achieved, the advantages of various fruits and vegetables and bioactive substances are combined, and the composite fruit and vegetable juice beverage is suitable for large-scale popularization and application. Therefore, a novel beverage integrating health and deliciousness is formed, and the beverage has wide market prospect and application value when being used as a daily beverage or a healthy health-care beverage.

The present disclosure encompasses compositions prepared from grape skin extracts, as well as chemical compounds prepared from these skins. Also encompassed are methods of preparing these compositions and compounds, and methods of using these compositions and compounds. Particularly encompassed are methods of using the compositions and compounds for preparing various beverages, including fermented beverages, such as beers.

The invention provides an anti-oxidation composition based on astaxanthin as well as a preparation method and application of the anti-oxidation composition. The anti-oxidation composition is prepared from the following components in parts by weight: 0.02 to 1.0 part of astaxanthin, 0.01 to 4 parts of a plant enzymolysis product, 0.01 to 3 parts of a plant fermentation product and 0.01 to 1.5 parts of a grape skin extract. By adding the plant enzymolysis product and the plant fermentation product, the plant enzymolysis product and the plant fermentation product can cooperate with the astaxanthin to improve the oxidation resistance of the antioxidant composition; meanwhile, by adding the plant enzymolysis product and the plant fermentation product, the stability of the antioxidant composition can be improved; when the astaxanthin, the plant enzymolysis product and the plant fermentation product are mixed under a specific proportioning condition, the soothing effect of the antioxidant composition on the skin can be improved.

The invention relates to the technical field of nutritional supplements, in particular to a composite dietary nutritional supplement composition and a preparation method thereof. The nutritional supplement composition comprises the following components in parts by weight: 20-40 parts of maltitol, 10-25 parts of collagen peptide, 3-8 parts of sodium hyaluronate, 1-5 parts of nicotinamide, 4-8 parts of vitamin B, 2-10 parts of vitamin C, 5-15 parts of compound amino acid powder, 0.5-3 parts of y-aminobutyric acid, 2-8 parts of spina date seeds, 1-5 parts of a grape skin extract, 10-30 parts of maltodextrin and 0.5-2 parts of a food additive. According to the invention, the compound dietary nutrition supplement composition is formed by compounding eleven nutrient substances, the components can mutually cooperate to achieve the effects of reducing blood sugar, resisting aging and improving immunity, and meanwhile, the dietary nutrition supplement composition has the characteristics of high nutritional value, small eating side effect, good use effect and the like; and the nutritional supplement use of people in the current fast-paced life can be met.

The invention discloses a method for preparing a grape skin extract vegetable dye, which comprises the following main steps: (1) extracting grape skin by using water as a solvent to form a grape skin extracting solution; (2) filtering the obtained grape skin extracting solution, and respectively collecting filtrate and filter residues; (3) centrifugally separating the filtrate obtained in the step (2), and collecting supernate; (4) the filter residues obtained in the step (2) are repeatedly operated according to the steps (1)-(3), clear liquid is combined, and a total extracting solution is obtained; (5) performing vacuum concentration on the total extracting solution to obtain a concentrated solution; (6) freezing the obtained concentrated solution at 0 to-5 DEG C in advance, and then freezing at-20 to-40 DEG C; and (7) after complete freeze-drying, crushing to obtain the grape skin extract vegetable dye. According to the method disclosed by the invention, the vegetable dye can be prepared at a relatively high yield under the condition of not using a chemical reagent.

The invention discloses a nutrient solution for improving glossiness and taste of fruits and application of the nutrient solution. The nutrient solution for improving the glossiness and taste of the fruits comprises the following components in percentage by weight: 0.1%-2% of soybean meal extract, 4%-8% of plant ash, 2%-4% of algal polysaccharides, 6%-8% of grape skin extract, 4%-6% of sodium humate, 6%-10% of orange peel extract, 1%-4% of anthocyanin, 0.05%-0.08% of lauryl sodium sulfate and the balance of water. Through selection of the components, the nutrient solution can provide nutrient substances for fruit trees, promote photosynthesis and synthesis of enzymes in the fruits, improve accumulation of sugar in the fruits and promote fruit coloring, so that the grown fruits have more excellent taste and appearance, and the market competitiveness is improved.

The invention discloses a method for preparing cuprous oxide from grape skin and application of the cuprous oxide in photocatalytic synthesis of hydrogen peroxide, and belongs to the field of green chemistry and photocatalytic synthesis of high-value chemicals. According to the method disclosed by the invention, the biomass waste grape skin is taken as a raw material, rich resveratrol and the like in the raw material are extracted as a green reducing agent, a traditional cuprous oxide synthesis process is innovated, and an environment-friendly and sustainable nano cuprous oxide preparation strategy is developed. The method comprises the following steps: drying fresh grape skin, grinding into powder, adding deionized water, fully heating and stirring, standing, cooling to room temperature, and reserving clear liquid to obtain a grape skin extracting solution; and sequentially adding copper sulfate pentahydrate, sodium hydroxide and the grape skin extracting solution into deionized water, heating and stirring until the reaction is finished, cooling to room temperature, washing and drying to obtain cuprous oxide solid powder.