% sugar (mainly glucose, fructose and pentose), various organic acids (malic acid, tartaric acid and a small amount of citric acid, succinic acid, gallic acid, oxalic acid, salicylic acid, etc. ) and minerals, as well as various vitamins, amino acids, protein, carbohydrates, crude fiber, calcium, phosphorus, iron, carotene, thiamine, riboflavin, nicotinic acid and ascorbic acid. Especially, modern medicine has found that grape skins and grape seeds contain antioxidant resveratrol, which has positive preventive and therapeutic effects on cardiovascular and cerebrovascular diseases. Eating more grapes, drinking grape juice and drinking in moderation are good for human health.
China ancient medicine also recorded the medicinal use of grapes. Grapes can replenish qi and blood, strengthen bones and muscles, dredge meridians, relieve stranguria, and reduce swelling and diuresis. Grape roots and leaves are also Chinese herbal medicines. Grapes are prone to diarrhea and should not be overeating. Medically, it has the functions of tonifying kidney, strengthening waist, nourishing blood, lowering blood pressure and stimulating appetite, especially in the prevention and treatment of neurasthenia, stomachache, abdominal distension and cardiovascular diseases. 《