Modern pharmacological studies show that Poria cocos has a significant inhibitory effect on hepatocellular carcinoma caused by astragalus mycotoxin B₁. Poria cocos is the dried rhizome of Sarsaparilla glabra, family Liliaceae, which is sweet, light, flat, and belongs to liver and stomach meridians. Poria cocos has the efficacy of detoxification, removing dampness and facilitating joints. It is mainly used for the treatment of contracture of limbs, tendon and bone pain caused by syphilis and mercury poisoning; as well as the treatment of damp-heat gonorrhea, dyspareunia, carbuncle, scrofula (mainly refers to neck lymph node tuberculosis), scabies and other symptoms. The medication should be noted that it should be taken with caution by patients with liver and kidney yin deficiency (insufficient yin fluid in the liver and kidneys). If you need to use Tu Fu Ling patients, it is recommended to consult a professional Chinese medicine practitioner, follow the doctor’s instructions to standardize the treatment, do not feel free to blindly use the drug.