1, invigorating the spleen and stomach, helping digestion: Yam contains amylase, polyphenol oxidase and other substances, which is beneficial to the digestion and absorption function of the spleen and stomach, and is a dual-purpose product for nourishing the spleen and stomach. Both spleen yang deficiency and stomach yin deficiency can be eaten. Clinically, it is often used to treat spleen and stomach weakness, anorexia, fatigue, diarrhea and other diseases.

2, nourishing kidney and benefiting essence: Yam contains a variety of nutrients, which can strengthen the body, nourish kidney and benefit essence, and can be taken for kidney deficiency and nocturnal emission, women's leucorrhea and frequent urination.

3. Benefiting lung and relieving cough: Yam contains saponin and mucus, which has the functions of lubrication and moistening, so it can benefit lung qi, nourish lung yin and treat lung deficiency and chronic cough.

4, lowering blood sugar: Yam contains mucin, which has the effect of lowering blood sugar, and can be used to treat diabetes, which is a good diet for diabetics.

Extended data

Chicken soup is warm, and it is mostly oil, calories and fat, so there are five types of people who are not suitable for drinking.

1, patients with chronic superficial gastritis have too much gastric acid and poor digestive function. Drinking more chicken soup will promote gastric acid secretion, which is not only bad for digestion, but also increases the burden on the gastrointestinal tract and causes indigestion.

2, cholecystitis and cholelithiasis often occur, it is not appropriate to drink chicken soup, because the digestion of fat in chicken soup requires bile to participate together, drinking chicken soup will stimulate gallbladder contraction, which is easy to cause cholecystitis.

3, patients with hyperuricemia should not drink chicken soup, because chicken soup is rich in purine and fat, which will induce gout attacks.

4. In patients with hyperlipidemia and fatty liver, after the fat in chicken soup is absorbed, it will further increase blood lipids and blood cholesterol, resulting in the accumulation of fat in the liver, which will deposit in the intima of blood vessels and cause coronary atherosclerosis and other pathologies.

5, patients with renal insufficiency, chicken soup contains some small molecules of protein, patients with acute nephritis, acute and chronic renal insufficiency or uremia, because the patient's kidney and liver can not dispose of protein decomposition products on time, drinking too much chicken soup will lead to hyperazotemia and aggravate the disease process.

Baidu encyclopedia-black chicken soup with red dates and yam

People's Daily Online-Health vigilance: 5 types of people should not drink chicken soup.