1, yam, also known as yam, yam, white yam, yam, etc., has a long history of drug use. Yam is sweet in taste, flat in nature, and belongs to the spleen, lung and kidney meridians. It has the effects of nourishing the spleen and stomach, promoting fluid production and benefiting the lung, and tonifying the kidney and astringent essence. It is mostly used in clinic for chronic enteritis caused by spleen deficiency, anorexia, chronic diarrhea, cough due to lung deficiency, thirst due to deficiency of heat, nocturnal emission due to kidney deficiency, short urination, women's leucorrhea and indigestion.

2. Yam is mild, which can not only replenish the triple energizer of spleen, lung and kidney, but also be a nutritious food. Its meat is tender and contains extremely rich nutrients. The bionic food, which is made of yam and konjac, has the functions of rich nutrition, nourishing body building and beautifying face, and is a rare healthy and nutritious food.

3. In daily life, common yam practices include yam porridge, yam soup, fried yam and steamed yam.