Yes, you can. But it should be eaten together with high quality protein food for more complete nutrition. It also needs to be cooked before eating, because starch grains are difficult to digest without destroying them at high temperatures.

Purple potatoes contain quite a lot of starch, and eating it requires reducing your intake of other staple foods. If you eat a few less bites of rice and replace it with purple potatoes, you'll get extra of its rich dietary fiber. Like sweet potatoes, purple potatoes also promote colon movement, which is good for preventing constipation.?

The purple potato itself has a dense texture and is rich in polyphenols, which have the effect of slowing down digestion. Therefore, people with too little stomach acid and insufficient gastric power should not eat too much at once, or it may cause gastric distension and discomfort. It is recommended to steam it until it is fully softened before eating, and eat some rice, steamed bread, porridge, etc. before eating, which is relatively less likely to cause discomfort.

Expanded information:

Eat purple potatoes 3 health benefits:

1, healthy weight loss: purple potatoes and ordinary sweet potatoes, as rich in starch, vitamins and Trace elements, plus easy to digest, can be used as a side dish or even staple food to eat. What's more, although purple potatoes are rich in starch, but every 100 grams of fresh purple potatoes contain only 0.2 grams of fat, calories produced by only about 1/3 of the rice, so the purple potatoes are low-fat, low-calorie staple food in the best, if you want to lose weight, eat purple potatoes on the right.

2, prevention of constipation: purple potatoes to prevent constipation effect is more significant, it contains cellulose to water-soluble cellulose-based, water-soluble cellulose in the intestinal tract to absorb water expansion, so that the feces soften and increase the volume of feces, and to promote intestinal peristalsis, play a role in the prevention and treatment of constipation.

3, can prevent cancer eye: purple potatoes are purple food, so rich in anthocyanin pigments, and anthocyanins are currently found in the most outstanding natural antioxidants, it also has the role of free radicals. Therefore, purple food represented by purple potatoes is one of the best cancer prevention fruits and vegetables recommended by the World Health Organization. In addition to anti-cancer, the anthocyanins in purple potatoes can fight free radicals on the eye stimulation, is a natural eye protection food.

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