Because red wine is made from fresh wine grapes. The tannins, anthocyanins, proanthocyanidins and resveratrol contained in wine have the functions of antioxidation, cleaning blood vessels and decomposing lipids, delaying aging and preventing cardiovascular diseases, helping to prevent diseases such as arteriosclerosis and Alzheimer's disease, and also having important functions such as reducing the risk of osteoporosis and "beautifying".
Organic acids contained in wine have the functions of mediating nerve center, promoting fluid production to quench thirst, helping digestion and preventing constipation.
Wine contains vitamins such as Vc, Vb, nicotinic acid and minerals such as calcium, magnesium, iron, potassium and sodium, among which the contents of minerals and trace elements are far superior to the best quality mineral water.