1, prevention of cardiovascular diseases: In winter, the indoor temperature difference is relatively large, and the temperature is generally low, which is one of the peak seasons of cardiovascular diseases. Yam contains a lot of mucin, vitamins and trace elements, which can effectively prevent the deposition of blood lipids on the blood vessel wall, prevent heart disease, lower blood pressure and calm the mind, so it is very suitable for eating in winter.

2, spleen and stomach, help digestion: the amount of exercise in winter will be unconsciously reduced, and because of the lower temperature, the number of body metabolism will be reduced, and the frequency of eating hot pot in winter will increase the chance of suffering from gastrointestinal diseases.

Yam contains amylase, polyphenol oxidase and other substances, which is beneficial to the digestion and absorption function of the spleen and stomach. It is a dual-purpose product of medicine and food that blindly tonifies the spleen and stomach. Both spleen yang deficiency and stomach yin deficiency can be eaten. Clinically, it is often used with gastrointestinal drink to treat spleen and stomach weakness, anorexia, fatigue, diarrhea and other diseases, so it is advisable to add yam to soup and hot pot in winter.

3. Benefiting lung and relieving cough: It is dry and cold in winter, which is harmful to the lungs and throat. In winter, people can easily get dry throat and even pain. Yam contains saponin and mucus, both of which have lubricating and moisturizing effects, so it can benefit lung qi, nourish lung yin and treat symptoms such as lung deficiency, phlegm cough and chronic cough.

4, nourishing kidney health: yam contains a variety of nutrients, has a strong body, nourishing kidney and replenishing essence. Moreover, there are fewer vegetables and fruits in winter, and the price is more expensive. Eating yam can take vitamins instead of vegetables and fruits, but remember not to eat yam with bananas, which will cause diarrhea.

5, lowering blood sugar: Yam contains mucin, which has the effect of lowering blood sugar. Adding it to ordinary dishes can also prevent the sudden increase of blood sugar caused by overeating. Long-term consumption also has the effect of preventing diabetes.

Taboo:

1, yam should not be eaten with carp and kansui, they are mutually compatible.

2, yam and kansui should not be eaten together; Nor should it be taken with alkaline drugs.

3. Chinese yam and pig liver. Yam is rich in vitamin C, and pig liver contains copper, iron, zinc and other metal trace elements. When vitamin C meets metal ions, it will accelerate oxidation and damage, reducing its nutritional value. Therefore, it is not suitable to eat yam after eating pig liver.

4, yam and cucumber, pumpkin, carrot, squash. Cucumber, pumpkin, carrot and bamboo shoots all contain vitamin C decomposing enzymes. If yam is eaten together, vitamin C will be decomposed and destroyed.

5. Yam and seafood. Generally, seafood (including fish, shrimp and algae) is rich in protein except minerals such as calcium, iron, phosphorus and iodine, while fruits such as hawthorn and pomegranate all contain tannic acid. If they are mixed, they will synthesize tannic acid protein, which will have astringent effect, form constipation, increase the absorption of intestinal toxins, and cause symptoms such as abdominal pain, nausea and vomiting.

How to eat: Sibao sweet soup, yam hand roll, etc.

People's Daily Online-What can't yam be eaten with? Nutritional value of yam

Reference to the above content: People's Daily Online-Is yam the most suitable for 8 kinds of people? Recommend 4 Chinese yam recipes