1, beauty

Yam is rich in amino acids and other substances, such as free amino acids, polyphenol oxidase, vitamin C, iodine and 16 amino acids. Amino acids can repair damaged cells, damaged factors, etc., so they have a good effect on caring skin.

2, delay aging

Scientific research has proved that yam can reduce the activity of enzymes that accelerate the aging of organisms. Yam can also cure tuberculosis, typhoid fever and gynecological diseases, which are beneficial to prolonging life.

3, can cure skin diseases

Yam contains allantoin, which has anesthetic and analgesic effects, can accelerate epithelial growth, diminish inflammation and inhibit bacteria, and is often used to treat chapped hands and feet, ichthyosis and various keratotic skin diseases.

4. Enhance immunity

Yam contains a variety of vitamins, which can alleviate the abnormal lipid metabolism of human body and quickly remove the garbage produced in human body. It can also enhance immunity and prevent diseases. Yam also contains a variety of minerals, such as iron, copper, zinc, manganese, calcium and other trace elements, which can supplement iron, calcium and zinc.

5. Anti-tumor effect

Yam tuber contains a lot of sugar, which can stimulate and regulate human immune system. Therefore, it is a good health care product for regulating immunity. Dioscorea opposita polysaccharide can antagonize the cellular immune suppression caused by cyclophosphamide, and can restore some or all of the suppressed cellular immune function to normal.

Yam can also promote the phagocytosis of white blood cells.

Extended data:

Precautions and taboos of eating yam;

1, diabetics should not eat more.

Although the mucus protein contained in yam can reduce the blood sugar in human body, yam contains a lot of starch, which will produce a lot of glucose after being absorbed into human body, which will lead to the increase of blood sugar.

People with diabetes should never eat more yam. People who really prefer yam can appropriately reduce the consumption of dinner, otherwise it will have an impact on the body.

2. People with poor defecation eat less.

Because yam contains a lot of starch, it is not easy for the human body to digest. Therefore, people with poor digestive system eat less. Especially for people who have constipation and dry stools, you can eat some yam properly when your condition is slightly relieved.

3. Do not eat with hot food.

Yam itself is a tonic, which belongs to the medicinal material of sexual heat. Generally speaking, if we eat hot pot, we usually put a lot of peppers in it, which will easily lead to internal fire under the action of both. Therefore, when eating hot food, don't eat it with yam.

4. Don't take it with alkaline drugs.

Alkaline drugs may make the amylase in yam lose its function and fail to play its due role. So, don't eat it with alkaline drugs.

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