2, purple potatoes, also known as black potatoes, the flesh is purple to dark purple. In addition to the nutrients of ordinary sweet potatoes, it is also rich in a large number of selenium and anthocyanins. Anthocyanins have a very large preventive and therapeutic effect on more than 100 diseases. Anthocyanin is the most direct, safe and effective free radical scavenger discovered by today's science to prevent and treat diseases and maintain human health, and its ability to remove free radicals is 20 times that of vitamin C and 50 times that of vitamin E. Purple sweet potato will become one of the main raw materials of anthocyanin.

3, black beans and purple sweet potato porridge can be porridge together: millet black beans and purple potatoes are very good food ah, with the role of tonic kidney and nutritional skin it, but also with the benefits of tonic gas.

4, purple potatoes and jujubes can be porridge: purple potatoes and jujubes can be eaten together, and the two with a very good choice of health.

5, purple potatoes and wolfberries can be cooked porridge together: purple potatoes + persimmon: gastric bleeding or gastric ulcer.

6, black rice purple rice or your usual cooking rice can be. You can also cut the purple potatoes into small pieces, into the sugar water and cook together, made of purple potatoes sugar water is also very good.