You can eat purple potatoes if you have a weak stomach.

Purple potatoes, also known as black potatoes, have purple to dark purple flesh. It is rich in selenium and anthocyanins in addition to the nutrients of ordinary sweet potatoes. Anthocyanins have preventive and therapeutic effects on more than 100 diseases, and are known as the seventh essential nutrient after water, protein, fat, carbohydrates, vitamins and minerals.

Purple potatoes are rich in fiber, can promote gastrointestinal peristalsis, clean up the intestinal lumen retained mucus, stagnant gas and corruption, exclude feces in the toxic substances, keep the stool smooth, improve the environment of the digestive tract, to prevent gastrointestinal diseases.

Expanded

Purple potatoes eating taboos

1, purple potatoes should not be eaten, because it contains oxidative enzymes, easy to produce a large amount of carbon dioxide gas in the gastrointestinal tract of the human, eat a lot of bloating, uh-oh and other uncomfortable feeling.

2, purple potatoes should not be eaten raw, need to be cooked before eating, because the starch particles are not high-temperature destruction difficult to digest.　　

3, avoid eating with tomatoes, tomatoes contain a lot of acid substances, can be formed with purple potatoes in the stomach indigestible substances, very easy to cause abdominal pain, diarrhea and indigestion.

4, purple potatoes and persimmons with food, not only affect the absorption of nutrients to the formation of stones, easy to cause gastric bleeding.

5, purple potatoes and white wine, crab, bananas with food, just because the purple potato contains low calories, very easy to lead to abdominal pain, diarrhea.

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People's Daily News - eating purple potatoes can prevent cancer and anti-cancer, but these food taboos need to be taboo