Sweet potato is a very good prevention of constipation ingredients, this is mainly because of the sweet potato inside the dietary fiber content is relatively rich. A study found that the sweet potato inside the fiber if and equal quality of rice and flour comparison, it is ten times, and it is not easy to be digested by the human intestines, so it can play to accelerate gastrointestinal peristalsis, promote the role of defecation, which can be to a certain extent to alleviate the problem of constipation.

2, eye protection

We all know that carrots contain carotene for our eyes is a very good nutrient, it can be converted into vitamin A to protect the eyes. But the taste of carrots is not very good, many people do not like to eat. In fact, sweet potatoes also contain carotene, which has a good effect on maintaining our normal vision and preventing night blindness.

3, protect the heart

Sweet potato contains folic acid, vitamin B, vitamin C, potassium and other ingredients, these ingredients are important components of cardiovascular protection, to maintain the normal function of our heart plays an important role. Therefore, regular consumption of sweet potatoes, for the protection of the heart, the prevention of cardiovascular disease has an important role.

4, help to lose weight

100 grams of sweet potatoes contain calories is the same quality of rice one-fourth, therefore, sweet potatoes belong to the low calorie food. And sweet potatoes also contain ingredients that block the transformation of sugar into fat, so you don't have to worry about sugar will be transformed into fat accumulation in our body.

5, anti-cancer

Sweet potatoes also contain a substance called "deoxyepiandrosterone", which has been shown to play a role in the prevention of colon cancer and breast cancer, therefore, often go to eat sweet potatoes, then, for the prevention of these diseases is also an important role.