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What is the nutritional value of purple potato? Purple potato is rich in vitamins, but there are als

Nutritional value of purple sweet potato high content of selenium and zinc

The content of selenium and zinc in purple sweet potato is 3-8 times higher than that of common sweet potato, which is the key to ranking the top of anti-cancer food.

Rich in potassium and iron

In addition to the nutritional advantages of common potatoes, purple potatoes are rich in micronutrients such as potassium and iron, which significantly improve their health effects.

Rich in anthocyanins

The color of purple potato comes from anthocyanin, which is a natural and powerful free radical scavenger.

High cellulose content

Purple sweet potato has a high content of cellulose, which can increase the volume of feces, promote gastrointestinal peristalsis, clean up the mucus, gas accumulation and putrefaction left in the intestinal cavity, discharge toxic and carcinogenic substances in the feces, keep the feces unblocked, improve the environment of the digestive tract, and prevent the occurrence of gastrointestinal diseases.

rich in vitamines

The shoot tip and leaves of purple sweet potato are rich in vitamins, protein, trace elements, edible fiber and Soluble Non oxidant substances. Regular consumption has the functions of weight loss, body building and cancer prevention.

So, what are the taboos to eat purple potatoes? People with poor digestion ability should be careful.

Purple potato contains oxidase, which is easy to produce gas. If you eat too much at one time, it will cause abdominal distention and hiccups.

Purple potato content is relatively high, eating more will stimulate the secretion of gastric acid, making people feel heartburn.

Avoid eating purple potatoes alone. The best way is to eat them together with high-quality protein food, which is more nutritious.

Avoid eating raw. Purple potatoes should be cooked thoroughly before eating, because starch grains are difficult to be digested and absorbed by human body without high temperature damage.