White and green grapes
White-green grapes, also known as colorless grapes, are blue-green when immature and pale when ripe. Traditional Chinese medicine has the saying that "white enters the lungs" and "the lungs dominate the fur". White grapes can replenish lung qi and moisten lung, which is suitable for people with cough and respiratory diseases.
Green grapes are more focused on clearing away heat and toxic materials.
Red grapes
Red grapes contain invertase, which can soften blood vessels, promote blood circulation to remove blood stasis and prevent thrombosis. Grape can prevent thrombosis better than aspirin, and can lower the level of human serum cholesterol and reduce the cohesion of platelets, which has a certain effect on preventing cardiovascular and cerebrovascular diseases and is very suitable for cardiovascular patients.
Black grape
The contents of potassium, magnesium, calcium and other minerals in black grapes are higher than those in other colors. Most of these mineral ions exist in the form of organic acid salts, which play an important role in maintaining the ion balance of human body and can effectively resist fatigue.
In addition, black grapes nourish yin and tonify kidney, which will make hair darker and brighter. Purple grapes are rich in anthocyanins and flavonoids, both of which are powerful antioxidants, which can resist and scavenge free radicals in the body. Therefore, it plays a significant role in preventing aging, not only reducing wrinkles on the skin, but also alleviating the deterioration of vision of the elderly.