Grape skin contains antioxidants, fiber pectin and iron and other elements, can make up for the lack of nutrition in people's diet. In addition, grapes, especially the grape skin contains brass substances, can promote the blood of high-density lipoprotein rise, thus reducing the blood of harmful cholesterol, prevent atherosclerosis, protect the heart. And there are studies that say, the darker the color of the skin of the grapes, the higher the content of brass-like substances, so, 'eat grapes do not spit the skin of the grapes' is no longer a simple kanji, but there is a scientific basis.

Grape seeds contain a substance called polyphenols, his effectiveness than vitamin C, vitamin E, dozens of times higher. And grape seed into the human body, easy to be absorbed, more to enhance the human body immunity, delay the human body aging effect is very good. So in France, often see the French people eat grapes even with seeds together. They are also popular a grape seed mask to play to dredge the veins, expand blood vessels and moisturize the skin, eliminate freckles and chloasma effect.''