| CAS No.: | 84929-27-1 |
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| Formula: | C32h30o11 |
| Type: | Proanthocyanidin |
| Nutritional Value: | Non-nutritional Type |
| Effect: | Cosmetic Additives |
| Resource: | Natural |
| Samples: |
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| Customization: |
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Product Name
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Grape Seed Extract Powder |
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Category
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Plant extract
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Analysis
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HPLC
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Storage
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Keep in cool and dry place, well-closed, away from moisture or direct sunlight.
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Grape seed extract is a kind of polyphenols extracted and separated from grape seeds, mainly composed of proanthocyanidins, catechins, epicatechin, gallic acid, epicatechin gallate and other polyphenols. Grape seed extract is brown-red powder.1. Antioxidant effect: The polyphenols in grape seed extract include proanthocyanidins and phenolic hydroxyl groups of gallic acid, which provide hydrogen atoms and have specific and powerful antioxidative effects.
2. Anti-radiation effect: It can inhibit lipid peroxidation caused by radiation.
3. Anti-inflammatory effect: the main component is proanthocyanidins, its antioxidant activity can inhibit the synthesis and release of inflammatory factors such as histamine, 5-hydroxytryptamine, prostaglandin and leukotrienes, and inhibit the release of basophils and mast cells Granules can also inhibit the activity of histamine decarboxylase and limit the action of hyaluronidase.
4. Cataract prevention: the main component of cataract prevention is catechin; grape seed extract can improve the vision of patients with myopic non-inflammatory retinal changes and improve eye fatigue.
5. Anti-cancer effect: It can prevent the carcinogenic effect of chemical carcinogens in the intestine.
6. Anti-atherosclerosis effect: Food containing 2.5% grape seed extract can reduce the level of cholesterol ester peroxide in the serum of experimental animals, and can also reduce low-density lipoprotein to resist atherosclerosis. Can improve blood rheology indicators and platelet aggregation.
7. Cholesterol-lowering effect: gallate tannin can reduce plasma total cholesterol, triglyceride, low-density cholesterol and very low-density cholesterol, and increase high-density cholesterol.
8. Anti-ulcer effect: The oligomeric proanthocyanidins in grape seed extract can protect the gastric mucosa from damage, and the proanthocyanidins can remove free radicals on the surface of the stomach and protect the stomach wall.
9. Anti-mutation effect: It can reduce the incidence of mitochondrial mutation and nuclear mutation.
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