Grape skin are rich in anthocyanin. In the grape skin are found in more than 15 different kinds of anthocyanin. Anthocyanidins may help maintain capillary integrity and stability collagen. Anthocyanidin is powerful antioxidants. Many clinical studies show that grape skin in the treatment of circulating system is unwell, varicose veins and other vein and artery in is not very effective.
Anthocyanidins may through the stable endothelial cells phosphatide and increased collagen and mucopolysaccharides these two maintain arterial wall structural integrity material synthesis to protect vein and artery. Anthocyanins also prevent platelet in endothelial cell surface gathering and adhesive. The study also shows that grape skin but by stimulating rhodopsin produce to play in heme caused by diabetes cause retinopathy and in the effect of treatment with cooperation.
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