Yam must be peeled before cooking, and gloves should be worn when peeling, otherwise it will itch, because the mucus of yam contains plant alkaloids, which will sting when touching the skin. You can prepare a pot of boiled water for peeling yam, wash the peel of taro, remove dirt and impurities, and directly throw it into boiled water to boil. After cooking, you can peel it easily with a kitchen knife from top to bottom.

Yam, also known as Dioscorea opposita, Dioscorea opposita, Dioscorea opposita, Dioscorea opposita and Dioscorea opposita, is a herbal medicine recorded in Chinese Materia Medica, and its medicinal source is the dried rhizome of Dioscorea opposita.

Yam has the effects of nourishing and strengthening, helping digestion, astringing deficient sweating and stopping diarrhea, and is mainly used to treat chronic enteritis such as diarrhea due to spleen deficiency, cough due to lung deficiency, diabetes, short and red urine, nocturnal emission, female leukorrhagia and dyspepsia. Yam is most suitable to be taken with Ganoderma lucidum, which has the function of preventing and treating diabetes.

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The origin of Chinese yam

As a Chinese herbal medicine with the same origin of medicine and food, Dioscorea opposita has different origin characteristics due to the influence of regional climate characteristics, geological characteristics, growth habits and other factors. Yam is mainly produced in Aibo, Wuzhi, wen county and other places in Henan, and also cultivated in Shaanxi, Shandong, Hebei, Zhejiang, Hunan, Sichuan, Yunnan, Guizhou and Guangxi. Guangxi, Hebei, Henan and other major producing areas constitute the main planting areas of yam.

The benefits of eating yam

1, strengthening the spleen and stomach, helping digestion.

Yam contains starch glucoamylase, which can decompose starch, which is three times that of radish. When eaten during abdominal distension, it can promote digestion, eliminate uncomfortable symptoms and improve the digestion and absorption function of the spleen and stomach. It is a good product for both medicine and food.

2. Nourishing kidney and essence

Yam contains mucin, amylase, saponin, free amino acids, polyphenol oxidase and other substances, and is rich in content, which has nourishing effect. It is a good product for rehabilitation and food supplement after illness, and has the functions of strengthening the body, nourishing the kidney and replenishing essence.

Step 3: benefit the lungs and relieve cough

Yam contains saponin and mucus, which has the function of lubricating and moistening dryness, so it benefits lung qi, nourishes lung yin, and treats lung deficiency. If it lasts for a long time, it will cough with phlegm.

4. Prevention of cardiovascular diseases

Yam contains almost no fat, and mucin can prevent fat deposition in cardiovascular system and prevent premature arteriosclerosis. Yam contains saponin, which can reduce cholesterol and triglyceride and improve hypertension and hyperlipidemia.

5, prolong life

Yam can increase human T lymphocytes, enhance immune function and delay cell aging.

6. Anti-hepatic coma

Choline contained in yam is the material basis of acetylcholine, which is a neurotransmitter related to learning and memory. Studies have found that yam has sedative effect and can resist hepatic coma.

7. Lose weight and keep fit

Yam contains a variety of trace elements, rich in vitamins and minerals, especially potassium, and relatively low in calories. Regular consumption has the effect of losing weight and bodybuilding. ?

References:

Baidu encyclopedia-yam