Five Black Powder is a kind of food, which is neither medicine nor health care product and does not have the efficacy and effect of medicine. The main ingredients of Five Black Powder are black beans, black rice, black sesame, black wolfberry and mulberry. Black bean is a traditional Chinese medicine with the effects of benefiting the essence and brightening the eyes (tonifying the essence and promoting the recovery of eyesight), nourishing the blood and dispelling the wind, inducing diuresis and detoxifying the toxin; black sesame is a traditional Chinese medicine with the effects of tonifying the liver and kidney, benefiting the essence and blood and moistening the dryness of the intestines; black mulberry is a traditional Chinese medicine with the effects of nourishing yin and tonifying the blood (nourishing the blood in the body) and generating fluids to moisten and moisten the dryness. Black rice, black wolfberry as food, its food value is mainly for the body to supplement adequate nutrition, including protein, multi-vitamins and so on. Five black powder as a food does not meet the national standards for drugs, so it does not have the efficacy of drugs, and can not be used to treat diseases. The contraindications of taking Wuhei Powder are not clear for the time being, and it should not be taken in excess. When discomfort occurs, it is recommended to consult a doctor in time, under the guidance of the doctor’s reasonable diagnosis and treatment.