Do You Know The Function Of Grape Seed Extract ?

Grape seed extract is extracted from grape seed, a kind of natural antioxidant substance that can not be synthesized in human body -- procyanidins, which has super anti-aging and enhancing immunity. The product has been widely used in health care products, medicine, cosmetics industry.

The benefits of Grape Seed Extract

1. Grape seed extract can effectively alleviate cell senescence. Proanthocyanidins are a kind of natural antioxidant substance with strong antioxidant and free radical elimination effect, which can effectively eliminate superoxide anion free radical and hydroxyl free radical. 

2. Grape seed extract can effectively protect eyesight; Under normal conditions, the eye receives light from bright to dark through a reflection of pigments in the retina, called rhodopsin, which is made of protein and a vitamin. As with vitamin function, grape seed extract can improve the function of some vitamin A. 

3. Grape seed extract is a natural sun shield, can block uv damage to the skin; Proanthocyanidins, the main ingredient of grape seed extract, repair damaged collagen and elastic fibers.

4. Other functions: protection of cardiovascular system, anti-radiation, anti-mutation, anti-tumor and other functions.

How to identify grape seed extract procyanidins 

Firstly, the grape seed source was mainly B-type procyanidins, mainly procyanidins B2, while the peanut seed source was mainly A-type procyanidins, mainly procyanidins A2. Therefore, it is possible to determine if you are grape seeds-derived anthocyanidins by testing for proanthocyanidins A2 by liquid chromatography. 

Secondly, in terms of product odor, grape seed odor is relatively light, while peanut coat or pine bark odor is heavy. However, this method is subjective and difficult to judge.

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