1, women with cold hands and feet: Chinese medicine believes that cold hands and feet are closely related to physical weakness, while yam black chicken soup and longan yam soup have good effects of tonifying the middle warmer, benefiting qi and nourishing blood, especially suitable for patients with cold hands and feet.

2. Recurrent "old stomach disease" patients: A considerable number of patients with "old stomach disease" belong to ulcer disease, and autumn and winter are the seasons when ulcer disease is easy to occur or recur. Modern pharmacological studies have confirmed that allantoin contained in yam is helpful to the repair of gastric mucosa. Fresh yam can be made into yam lentil cake or millet yam cake and eaten after steaming.

3, the elderly who are prone to colds: yam has the effect of strengthening the spleen and benefiting qi. Therefore, patients with qi deficiency, excessive sweating and repeated colds should moderately increase the intake of yam in autumn and winter. Yam can be fried, steamed and spun, or cooked with rice, millet and jujube.

4, indigestion: yam contains amylase, polyphenol oxidase and other substances, which is conducive to the digestion and absorption function of the spleen and stomach. It is a two-purpose product for blindly nourishing the spleen and stomach. Both spleen yang deficiency and stomach yin deficiency can be eaten. Clinically, it is often used to treat spleen and stomach weakness, anorexia, fatigue, diarrhea and other diseases.

5, male and female kidney deficiency: yam contains a variety of nutrients, with the role of strengthening the body, tonifying the kidney and replenishing essence. Generally speaking, symptoms such as nocturnal emission due to kidney deficiency, leukorrhagia by women and frequent urination can be taken.

6, lung deficiency cough: yam contains mucus, which has the effect of lubrication and moistening dryness, so it can benefit lung qi, nourish lung yin and treat chronic cough due to lung deficiency.

7. Treatment of diabetes: Yam contains mucin, which has the function of lowering blood sugar and can be used to treat diabetes, which is a good diet for diabetics.

8. Elderly patients with cardiovascular and cerebrovascular 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 cardiovascular diseases, and achieve the effects of benefiting the heart, calming the nerves and prolonging life.

9. Diarrhea in children: August-65438+February is the frequent season for diarrhea in children. It is more acceptable to treat diarrhea with yam powder. The specific method is: grinding yam into powder, mixing it with rice flour according to the ratio of 1: 2, and feeding it 2-3 times a day.

As a delicacy, yam can be cooked in various ways, including mixing, frying, stewing, stewing and roasting. Do whatever you like.