Yam bean has the effects of tonifying kidney and strengthening yang, nourishing yin and moistening lung, strengthening spleen and nourishing stomach. Yam bean is mainly used for spleen yang deficiency and stomach yin deficiency, which is helpful for digestion, moistening skin, eliminating dryness, improving immunity and lowering blood sugar.

Yam bean is the pearl bud of Dioscorea opposita. When I took the medicine, I said it was zero. Yam bean contains a lot of starch, pantothenic acid, vitamin B, dietary fiber, sugar and other components, as well as trace elements such as potassium and phosphorus. Yam bean has the functions of regulating water balance, promoting nutrition metabolism, enhancing resistance and relieving fatigue, and can be used for preventing or improving hypertension, hyperglycemia and constipation. When it is used to prevent hypertension, it can be boiled and eaten directly.

This content was reviewed by Zhao Ning, Deputy Director of Pharmacy Department of Peking University First Hospital.

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