Aspirin itself is not a treatment for gray hair. Aspirin belongs to the class of antipyretic and analgesic drugs, mainly used for fever, pain and rheumatoid arthritis treatment, and its main component is a derivative of salicylic acid, does not have the efficacy of the treatment of gray hair. Gray hair is mainly caused by the lack of melanin in the body, which is mainly affected by genetic factors, prolonged late-night work, excessive mental stress and other factors. The treatment of gray hair is mainly based on the supplementation of melanin, to the habits of life, dietary habits, mainly through oral or external aspirin can not play a role in the effectiveness of the gray hair to become black. Patients with gray hair are usually advised to maintain sufficient sleep, eat more melanin-rich foods, such as black sesame, black beans, black rice, fungus, etc., and pay attention to iron supplementation, eat more jujubes, cinnamon, animal liver and so on.