Using mulberry leaves to wash hair, gray hair will not become black, mulberry leaves have the effect of evacuating wind-heat, etc., should be used in accordance with medical advice. Mulberry leaves are sweet, bitter, cold, have the effect of evacuating wind-heat, moistening dryness and clearing the lungs, clearing the liver and brightening the eyes (clearing the liver fire to promote the recovery of eyesight), the main treatment of lung-heat and dry cough, redness of the eyes and dimming of the flowers, wind-heat and cold, dizziness, headache and so on. Mulberry leaves do not have the effect of blackening hair. The adverse effects of mulberry leaves are not clear, and it has been documented that mulberry leaves should be used with caution in people with liver dryness (people with liver dryness and heat, symptomatic of bitter taste in the mouth, irritability, chest pain, etc.). Gray hair can be caused by genetic factors, physiological factors, mental factors, disease factors, nutrient deficiency, etc. Hereditary and physiological factors are more difficult to change, if it is caused by mental, disease, nutritional and other reasons, can be under the guidance of the doctor targeted conditioning treatment. If you need to adjust, please go to the hospital, under the guidance of the doctor’s diagnosis and treatment.