First, the main functions of vinegar are: making condiments, stimulating appetite, promoting digestion, lowering blood pressure, lowering blood fat, softening blood vessels and preventing colds. There is an apple vinegar that can also protect health and improve fatigue, beauty beauty.
Second, adding proper amount of vinegar to water can lower blood pressure, help sleep and promote digestion.
Third, because vinegar contains acetic acid, people with bad stomachs, even those with healthy stomachs, should drink it carefully to avoid acetic acid hurting their stomachs.