Rice vinegar uses Rice vinegar is not only a good seasoning, but also has a good beauty effect. This is because the main component of vinegar is acetic acid, which has a strong bactericidal effect and can play a good protective role for skin and hair. In addition, vinegar is rich in calcium, amino acids, vitamin B, lactic acid, grape acid, succinic acid, sugar, glycerin, aldehydes and some salts, which are extremely useful for the skin.