1, invigorating spleen and nourishing stomach, used for diarrhea due to spleen deficiency, frequent micturition, dyspepsia, etc. It can also help digestion and absorption of gastrointestinal tract. It has a good auxiliary treatment effect on patients with chronic esophagitis, gastritis, gastric and duodenal ulcer, chronic pancreatitis and intestinal malabsorption.

2, Yiqi Runfei, used for qi deficiency cough, cough and asthma.

3, hypoglycemic and antihypertensive, yam powder has the effect of lowering blood sugar, and is an ideal dietotherapy drug for diabetic patients. Yam powder can prevent fat deposition in cardiovascular system, maintain the elasticity of blood vessels, prevent premature formation of atherosclerosis and reduce subcutaneous fat deposition.

4, strengthening the body and benefiting the kidney, yam powder also has the effects of nourishing yin and strengthening yang, enhancing metabolism, and playing the role of strengthening the body, nourishing the kidney and replenishing essence.

5, prolong life, yam powder contains a lot of protein, vitamins and trace elements, which can effectively prevent the deposition of blood lipids on the blood vessel wall, prevent heart disease, and have the effect of calming the nerves and prolonging life.