The pH of milk soap is very close to the natural pH of human skin, creating a cleansing experience that is naturally gentle. They are formulated with a balance of cleansing herbs and nourishing milk. All milk contains lactic acid. In high concentrations, lactic acid is used in chemical peels. In lower concentrations, such as those found in milk soap, lactic acid is a natural exfoliating agent, helping the skin shed dry skin cells. Coconut Milk & nut milks are rich in essential fatty acids, vitamins & minerals to promote healthy hair & skin.