There is no research indicating that Tu Fu Ling is exclusively used to treat psoriasis, the drug has the effect of facilitating the joints, removing dampness and detoxifying the toxins. Poria cocos is a traditional Chinese medicine with a sweet, light flavor and a flat nature that belongs to the stomach and liver meridians. It is mainly used for treating conditions such as limb constriction, yangmei poisonous sores, carbuncle sores and poisons, gonorrhea and dribbling (cloudy urine and leukorrhea), and eczema and itchiness. It should be noted that it should be taken with caution by people with liver and kidney yin deficiency (insufficient yin fluid in the liver and kidneys). From the above, it is clear that Tu Fu Ling is not suitable to be used alone to treat psoriasis. Psoriasis is also known as tinea cruris, tinea cruris, leukoderma, etc. In Chinese medicine, there are many causes of psoriasis and different types of identification, such as: blood heat, yin deficiency and fire (deficiency of yin and essence in the body, resulting in hyperactive fire), etc. It is necessary to use Tu Fu Ling through the doctor to identify the specific condition of the individual and then correctly treat it, and should not blindly use Tu Fu Ling. If you need to use medication, you should go to the hospital, by the doctor to identify the evidence under the guidance of the use of blind use of medication may have adverse consequences.