It is not true that you can treat psoriasis by applying ginger to the skin. Psoriasis is clinically known as psoriasis, and ginger is a kind of traditional Chinese medicine that does not have the efficacy of treating psoriasis. Ginger is the fresh rhizome of ginger plant of the ginger family, Zingiberaceae, which is slightly warm in nature, pungent in flavor, and belongs to the lung, spleen and stomach meridians. It can be used to treat wind-cold colds, spleen and stomach chills, stomach chills and vomiting, lung chills and coughs and other diseases, and can also detoxify fish and crab poisons. Ginger water infusion has different degrees of inhibitory effect on typhoid bacillus, Vibrio cholerae, Trichomonas coriaceae and Trichomonas vaginalis, but it cannot treat common type psoriasis. The development of unusual psoriasis is related to genetic factors, environmental factors and immune factors, etc. The treatment requires the use of dexamethasone ointment, carbotriol, tazarotene, methotrexate, cyclosporine and other drugs, in addition to phototherapy, spa baths and other methods of treatment. If you need to treat psoriasis of the common type, please standardize under the guidance of a doctor, and do not listen to prescriptions, so as not to delay the time of treatment.