Yam is sweet potato. Sweet potatoes are also known as sweet potato, sweet potato, sweet potato, golden potato, sweet potato, red yam, jade pillow potato, sweet potato, sweet potato, sweet potato, sweet potato, sweet potato, white potato, goose and cute sweet potato.

Sweet potato is a nutritious and rich natural nourishing food, rich in protein, fat, polysaccharide, phosphorus, calcium, potassium, carotene, vitamin A, vitamin C, vitamin E, vitamin B1, vitamin B2 and 8 amino acids. According to scientists' analysis, its protein content is 7 times more than that of rice; its carotene content is 3 to 5 times that of carrots; its vitamin A content is 100 times that of potatoes; its sugar, calcium, vitamin B1, and vitamin B2 contents are all higher. Rice and flour. Each 100g edible portion of fresh potato cubes contains 29.5g of carbohydrates, 0.2g of fat, 20mg of phosphorus, 18mg of calcium, and 0.4g of iron. These substances play an important role in promoting the activity of human brain cells and secreting hormones, enhancing the body's disease resistance, improving immune function, and delaying mental decline and body aging.

Notes on eating sweet potatoes:

1. Do not eat them raw

The starch in raw sweet potatoes is difficult to digest, so they must be steamed or roasted. It is recommended to use steaming method instead of frying.

2. Do not overdose

Although sweet potatoes can be used as a staple food, if they are used as a staple food for a long time, it may cause malnutrition, especially for special groups who are recovering from serious illness and are pregnant. People with dampness blocking the spleen and stomach, qi stagnation and food accumulation diagnosed in traditional Chinese medicine should also eat with caution. Diabetic patients should follow doctor's advice.

3. Eat sweet potatoes as porridge without gastrointestinal flatulence

Sweet potatoes can easily produce a large amount of carbon dioxide gas in the gastrointestinal tract. If you eat too much, it will cause bloating and burping; the sugar content of sweet potatoes A lot of it accumulates in the intestines and ferments, which can also cause discomfort such as bloating.

4. Don’t eat it on an empty stomach

Eating sweet potatoes on an empty stomach is prone to pantothenic acid and heartburn. In addition, sweet potatoes should be eaten while they are hot to make your stomach feel comfortable.

5. Add some pickles to reduce pantothenic acid

Sweet potatoes contain high sugar content. Eating too much will produce a lot of stomach acid, which can cause acid vomiting or "heartburn". At this time, eating some pickles can alleviate the symptoms.

6. The elderly should eat fresh sweet potatoes as much as possible

Sweet potatoes stored for a long time will lose their moisture and increase their sugar content. Therefore, the elderly should try to eat fresh sweet potatoes as much as possible. In addition to not eating sweet potatoes with dark spots, you should also be careful not to eat them with persimmons at the same time.