1, yam nourishes the lungs. Although the skin of yam is brown, the meat inside is really white. Traditional Chinese medicine pays the most attention to complementary colors. Therefore, white food will definitely help the health of our lungs, and yam is a good thing to nourish the lungs. Yam has the effect of conditioning lung deficiency cough, so friends who often cough or smoke heavily can add more yam to their diet.

2, control appetite and lose weight. Yam is a good helper for female friends to lose weight, because yam is rich in starch and minerals, but the calories are very low, and because yam contains a kind of mucus, it will feel full after eating, so it can reduce appetite.

Extended data:

Usually, fresh yam is the main ingredient in soup, and mostly dry yam is used as medicine. Fresh yam and dried yam are also slightly different in efficacy. There will be mucus on the surface of fresh yam after it is cut. This mucus is mucin in yam, which can prevent fat from depositing on the cardiovascular system, maintain vascular elasticity and prevent connective tissue from shrinking. The existence of mucin makes the nourishing yin effect of fresh yam better than that of dry yam.

However, too much mucin will hinder gastrointestinal transport and contribute to the disadvantage of dampness. Therefore, people with thick tongue coating, stagnant diet and poor digestive function should not eat fresh yam for a long time.

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