What should you pay attention to when eating sweet potatoes?

　　Substances in sweet potatoes effectively prevent cancer

　　As we all know, sweet potatoes are very nutritious. However, what is even more valuable is that in Japan cancer In the "ranking list" of 20 anti-cancer vegetables recently released by the research center, sweet potato also won the first place.

　　Cancer cells come from human epithelial cells, and sweet potatoes are rich in starch, carotene, potassium, iron, and more than 10 kinds of trace elements. They can protect the structural integrity of human epithelial cells, inhibit viral activity, block the production of nitrosamines in the gastrointestinal tract, eliminate the toxic effects caused by mercury, cadmium, arsenic, etc. in food or the environment, and block the carcinogenic process of toxic metals. Sweet potatoes are called the most nutritionally balanced health food by experts.

　　The unique dehydroepiandrosterone in sweet potatoes