Black sesame seeds have the effect of darkening the beard and brightening the eyes, and can make the hair black, but the specific effect varies from person to person. Black sesame is the mature seeds of the plant Lignum Vulgare, family Lignaceae, as a medicine and food products. Black sesame is sweet in flavor and flat in nature. Black sesame enters the large intestine meridian, liver meridian, kidney meridian. Black sesame has the effect of tonifying liver and kidney, benefiting essence and blood, moistening intestinal dryness, long for the treatment of essence and blood deficiency, dizziness, tinnitus, deafness, premature whitening of hair, hair loss after illness, intestinal dryness and constipation. It can be used together with the ink lily, the system of He Shouwu, chasteberry to make hair pills. Black sesame is contraindicated in people with loose stools. Black sesame is contraindicated in people with a history of allergy to black sesame. If necessary, please use under the guidance of a professional Chinese medicine practitioner.