Women who drink Yin Chen water for a long time usually can not achieve the effect of eliminating spots. Yin Chen is a kind of traditional Chinese medicine, taste bitter, pungent, slightly cold, into the human spleen meridian, stomach meridian, liver meridian, gallbladder meridian, has the effect of eliminating dampness and clearing away heat, biliary jaundice (unclogging the biliary evil, eliminating jaundice) and other efficacy, clinically commonly used in the treatment of newborn jaundice, eczema, itching, jaundice, hepatitis and other diseases, Yin Chen does not have the role of blemish, so women drinking Yin Chen water for a long time does not have the effect of elimination of blemishes. The adverse reactions and contraindications of Yin Chen are not clear, when using Yin Chen to treat diseases, patients should pay attention to a light diet, avoid eating spicy stimulating food. If the patient needs to apply medication, it should be carried out under the guidance of a professional physician, so as to avoid the improper use of drugs, resulting in adverse consequences.