Chinese yam is edible and medicinal. Winter is a suitable season to eat it. Chinese yam offers many health benefits, such as moistening the lungs to relieve cough, strengthening the spleen and benefiting the stomach, lowering blood sugar, and preventing cardiovascular diseases. However, who is best suited to eat Chinese yam?
I. Benefits of Eating Chinese Yam in Winter
1. Nourishing the Kidney and Promoting Health
Chinese yam contains various nutrients that strengthen the body and nourish the kidneys and essence. Moreover, in winter, there are fewer vegetables and fruits, and they are relatively expensive. Eating Chinese yam can supplement vitamins as a substitute. However,切记 (remember) not to eat Chinese yam with bananas, as it can cause diarrhea.
2. Benefiting the Lungs and Relieving Cough
Winter is dry and cold, which can be harmful to the lungs and throat. People often experience a dry or even sore throat. Chinese yam contains saponins and mucilage, both of which have lubricating and moisturizing effects. Therefore, it can benefit lung Qi, nourish lung Yin, and treat symptoms like lung deficiency, phlegmatic cough, and chronic cough.
3. Strengthening the Spleen and Stomach, Aiding Digestion
In winter, physical activity tends to decrease unconsciously. Coupled with a lower body metabolism rate due to the drop in temperature and the increased frequency of eating hot pot, the risk of developing gastrointestinal diseases rises. Chinese yam contains substances like amylase and polyphenol oxidase, which are beneficial for the digestive and absorption functions of the spleen and stomach. It is a medicinal and edible food that gently tonifies the spleen and stomach. It can be consumed by those with spleen Yang deficiency or stomach Yin deficiency. Clinically, it is often used with other herbs to treat weak spleen and stomach, poor appetite, fatigue, diarrhea, and other conditions. Therefore, it's a good idea to add Chinese yam to soups and hot pots in winter.
4. Lowering Blood Sugar
Chinese yam contains mucoprotein, which can lower blood sugar. Adding it to regular dishes can also prevent sudden spikes in blood sugar caused overeating. Long-term consumption may also help prevent diabetes.
5. Preventing Cardiovascular Diseases
Winter features significant temperature differences between indoors and outdoors, and the overall temperature is generally low, making it a peak season for cardiovascular diseases. Chinese yam is rich in mucoprotein, vitamins, and trace elements, which can effectively prevent lipids from depositing on the blood vessel walls, thus preventing heart disease. It also has the effects of lowering blood pressure and calming the mind, making it very suitable for consumption in winter.
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II. Who Is Best Suited to Eat Chinese Yam
1. Colds
Chinese yam has the effect of strengthening the spleen and Qi. Therefore, patients with Qi deficiency who experience excessive sweating and frequent colds should moderately increase their intake of Chinese yam in autumn and winter. It can be stir-fried, steamed, made into candied yams, or cooked into congee with rice, millet, or red dates.
2. Indigestion
Chinese yam contains substances like amylase and polyphenol oxidase, which are beneficial for the digestive and absorption functions of the spleen and stomach. It is a medicinal and edible food that gently tonifies the spleen and stomach. It can be consumed by those with spleen Yang deficiency or stomach Yin deficiency. Clinically, it is often used to treat weak spleen and stomach, poor appetite, fatigue, diarrhea, and other conditions.
3. Cold Hands and Feet
According to Traditional Chinese Medicine, cold hands and feet are closely related to a weak constitution. Both Chinese yam and black chicken soup and longan and Chinese yam pudding have excellent effects in tonifying the middle Qi, replenishing Qi, and nourishing blood, making them especially suitable for people with cold hands and feet.
4. Weight Loss
Chinese yam is very low in fat and rich in soluble dietary fiber. When it absorbs water, its volume expands, which easily increases a person's feeling of fullness. It is very helpful for controlling appetite and losing weight.
5. Lung Deficiency and Cough
If a person has lung Yin deficiency, they often show signs of heat. Therefore, it's best to eat Chinese yam raw, such as in juice, because raw Chinese yam is cooling. While nourishing lung Yin, it also clears heat and relieves dryness in the lungs, mouth, and throat. Modern pharmacological research has shown that allantoin in Chinese yam helps repair the gastric mucosa. For those who like to use Chinese yam for diet therapy, you can make fresh Chinese yam and hyacinth bean cakes, or millet and Chinese yam cakes, and eat them after steaming.
6. Fatigue Syndrome
Some people feel weak every day, get tired from even a little physical labor, and feel better after resting. This is a fatigue syndrome and a typical state of sub-health.
7. Kidney Deficiency
Chinese yam contains various nutrients that strengthen the body and nourish the kidneys and essence. For men with kidney deficiency and spermatorrhea, or women with excessive leukorrhea and frequent urination, these conditions can be treated by eating Chinese yam.
8. Cardiovascular and Cerebrovascular Diseases
Chinese yam is rich in various vitamins and minerals that benefit heart and brain health. The active ingredients in the fresh tuber, such as glycoproteins and mannans, can effectively prevent lipids from depositing on the blood vessel walls, thus helping to prevent arteriosclerosis.
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