1． Strengthens the spleen and stomach, aids digestion: Yams contain substances such as amylase and polyphenol oxidase, which are beneficial to the digestion and absorption functions of the spleen and stomach. It is a medicinal and food product that can only tonify the spleen and stomach. It can be eaten regardless of spleen yang deficiency or stomach yin deficiency. Clinically, it is often used together with Gastrointestinal Drink to treat symptoms such as weakness of the spleen and stomach, fatigue due to lack of food, and diarrhea.

2. Nourishes the kidneys and replenishes essence: Yams contain a variety of nutrients, which can strengthen the body and nourish the kidneys and replenish essence. It can be taken by patients with kidney deficiency, spermatorrhea, excessive leucorrhea, and frequent urination in women.

3． Benefiting the lungs and relieving coughs: Yams contain saponins and mucilage, which have lubricating and moisturizing effects. Therefore, they can benefit lung qi, nourish lung yin, and treat chronic cough caused by lung deficiency, phlegm, and cough.

4. Lower blood sugar: Yams contain mucus protein, which has the effect of lowering blood sugar. It can be used to treat diabetes and is a good dietary therapy for diabetics.

5. Prolong life and prolong life: Yams contain a large amount of mucus protein, vitamins and trace elements, which can effectively prevent the precipitation of blood lipids on blood vessel walls, prevent cardiovascular diseases, and achieve the effects of calming the mind, calming the nerves, and prolonging life;

6. Anti-hepatic coma: Studies have found that yam has a sedative effect and can prevent hepatic coma.