What are the effects and functions of yam? Chinese medicine believes that yam is sweet and flat, and enters the lung, spleen and kidney meridians; Not dry or greasy. It has the effects of invigorating spleen and lung, invigorating stomach and kidney, strengthening kidney and essence, improving hearing and eyesight, helping five internal organs, strengthening bones and muscles, calming nerves and prolonging life. Indications: spleen and stomach weakness, listlessness, anorexia, chronic diarrhea, lung qi deficiency and dryness, cough with excessive phlegm, kidney qi deficiency, soreness of waist and knees, weakness of lower limbs, thirst and frequent urination, nocturnal emission and premature ejaculation, leukorrhagia, skin swelling and obesity.

1. Spleen and stomach, digestion:

Yam contains amylase, polyphenol oxidase and other substances, which is beneficial to the digestion and absorption function of the spleen and stomach. Blindly nourishing the spleen and stomach is a dual-purpose product of medicine and food. Both spleen yang deficiency and stomach yin deficiency can be eaten. Clinically, it is often used with Weichang Decoction to treat spleen and stomach weakness, anorexia, fatigue, diarrhea and other symptoms.

2. Nourishing kidney and benefiting essence:

Yam contains a variety of nutrients, which has the functions of strengthening body, nourishing kidney and benefiting essence. Generally speaking, symptoms such as nocturnal emission due to kidney deficiency, leukorrhagia by women and frequent urination can be taken.

3. Benefiting lung and relieving cough:

Yam contains saponin and mucus, which can lubricate and moisten dryness, so it can benefit lung qi, nourish lung yin and treat lung deficiency with excessive phlegm and persistent cough.

4. Reduce blood sugar:

Yam contains mucin, which can lower blood sugar. Can be used for treating diabetes, and is a good food for diabetic patients.

5. Extend life:

Yam contains a lot of mucin, vitamins and trace elements, which can effectively prevent the deposition of blood lipids on the blood vessel wall, prevent heart disease, and achieve the effects of benefiting the heart, calming the nerves and prolonging life.