Very beneficial to human health. Vinegar can promote metabolism, help the body rest, eliminate fatigue and prevent arteriosclerosis and hypertension. In daily life, cooking food with vinegar skillfully as seasoning is beneficial to health. Vinegar is not only a condiment, but also a health food. In addition to a large amount of acetic acid, vinegar also contains calcium, iron, gluconic acid, lactic acid, glycerol, fatty acids and salts. In terms of eating, vinegar can dissolve calcium and iron in food, which is convenient for human body to absorb and protect the nutrients in food from being destroyed.