Five kinds of people should not eat chasteberry is not true, and there is no scientific evidence, deficiency cold diarrhea and Yang deficiency of people should not eat chasteberry. Chasteberry is a kind of traditional Chinese medicine, with the effect of nourishing the liver and kidney, clearing heat and brightening the eyes (removing heat from the body and promoting the recovery of eyesight). It can be used for lumbar and knee impotence, juvenile whitehead, hot flashes (a burst of heat), spermatorrhea, dizziness, tinnitus and so on. Clinically, it is often used in combination with other medicines, such as Chasteberry with He Shou Wu for deficiency of the liver and kidney (weakness of the liver and kidney), premature aging of the essence, early whitening of the beard; Chasteberry with Cuscuta for deficiency of the liver and kidney, dizziness, tinnitus, forgetfulness, and so on. The adverse effects and contraindications of Chasteberry are not clear. It should be noted that the use of chasteberry is contraindicated for cold and diarrhea; Yang deficiency is contraindicated. If you need to use the drug, should be guided by a traditional Chinese medicine practitioner under the guidance of the identification of drugs, not to buy their own use of drugs, so as to avoid delaying the condition of the drug is not the right evidence.