Jushengzi, also known as hu ma, dog lice, hemp, hemp seeds, oil hemp, oil hemp seeds, black oil hemp, fat hemp, Jushengzi, black fat hemp, black sesame, for the plant of the family Linaceae, the seeds of fat hemp. It has the effect of tonifying the liver and kidney, benefiting the essence and blood, and moisturizing the five organs. It is a non-toxic Chinese medicine in clinical practice. It is sweet in flavor and flat in nature. It belongs to liver meridian, spleen meridian and kidney meridian. Ju Sheng Zi treats deficiencies of the liver and kidneys (weakness of the liver and kidneys), vertigo with deficiency wind, wind paralysis, paralysis, dryness of stools, weakness after illness, premature whitening of the beard and hair, and breast milk deficiency in women. Do not take if the spleen is weak with loose stools (thin and unformed feces). Ju Sheng Zi need to be used under the guidance of a professional doctor, do not blindly use drugs, so as not to cause physical damage.