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What kind of yam is the best?
The best yam is Wenxian iron stick yam. That's the best. It has the highest nutritional value.

Introduction Experiment of Tiegun Yam in wen county

Wen county, the famous hometown of Taiji and the hometown of Sima, is the main producing area of the "Four Huai Medicines". Due to the influence of soil, water, climate and other conditions, the "four Huai drugs" produced have extremely high medicinal value and excellent quality. Yam is the first of the "four pregnant drugs" and is known as "pregnant ginseng". Iron stick yam is a famous product in wen county, and it is also the "best" in yam. It was once a tribute to the royal family in past dynasties and was known as a treasure of traditional Chinese medicine. It can be eaten all year round and is suitable for all ages. Often used as a "tonic", 1994 won the gold medal in Panama World Expo. This product sells well in Korea, Singapore, the United States and Germany, and enjoys a good reputation at home and abroad.

Main ingredients: According to the analysis results of Chinese Academy of Sciences, Tiegun Yam is rich in 16% starch, mucus, glycoprotein, choline, vitamin C and mannose; It also contains 18 amino acids such as glutamic acid, tyrosine and alanine, and more than ten trace elements such as iron, calcium, zinc, phosphorus, manganese, cobalt and copper.

According to pharmacological and clinical research results; This product has the following characteristics:

1. Buzhong Yiqi: Tiegun Yam is rich in 18 amino acids, 10 trace elements and other minerals, so it has the functions of strengthening spleen and stomach, tonifying lung and kidney, tonifying kidney and qi, invigorating spleen and deficiency, consolidating kidney and replenishing essence, and calming the nerves. Li Shizhen, an ancient physician, said in Compendium of Materia Medica, "Strengthen the spleen and tonify deficiency, nourish yin and strengthen the kidney, cure all diseases and treat five strains and seven injuries".

Second, thirst quenching: yam has the effect of quenching thirst; In the prescriptions of traditional Chinese medicine for fatigue and thirst, yam is often used alone or in combination with other drugs.

The effect is better.

Third, health care: because fresh iron stick yam is rich in vitamins, amino acids and minerals, it can prevent and treat lipid metabolism and arterial abnormalities.

Sclerosis also has certain functions of maintaining health and protecting the normal function of insulin, and has health care functions such as enhancing human immunity, benefiting the heart and calming the nerves, relieving cough and asthma, and delaying aging.

Four. Beauty: Li Jing, an expert on spleen and stomach in Yuan Dynasty, said that "dry skin can be moistened with this substance", and Li Shizhen wrote in Compendium of Materia Medica that "Chinese yam can moisten fur", which has a unique effect on nourishing skin, bodybuilding and beauty.

V. Special pharmacological effects: copper ions and nodules in yam.

Connective tissue is of great help to human development and has obvious curative effect on vascular system diseases. Calcium in iron stick yam has a high curative effect on bone injury, osteoporosis and tooth loss, and has a good curative effect on chilblain, diabetes, hepatitis, diarrhea and infantile enuresis. Long-term use can make ears bright and prolong life.

Usage and dosage: it can be steamed, boiled, stewed and fried. The daily intake is150-200g, which has extremely high health care and disease treatment effects on human body.

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