What are the advantages and disadvantages of eating purple potatoes?

Purple potato, potato meat is purple to deep purple. Besides the nutrients of common sweet potato, it is also rich in selenium and anthocyanins. Anthocyanin can prevent and treat 100 diseases, and is known as the seventh essential nutrient after water, protein, fat, carbohydrates, vitamins and minerals.

antioxidation

Purple sweet potato anthocyanins have the strongest ability to scavenge tert-butyl peroxide free radicals, and this ability is enhanced with the increase of total phenol content in sweet potato. At the same time, purple sweet potato anthocyanin can effectively prevent lipid peroxidation caused by linoleic acid automatic oxidation.

Mutation resistance

Purple sweet potato anthocyanins can effectively inhibit the mutation caused by heterocyclic amines. Two anthocyanins isolated from purple sweet potato have strong antimutagenic effect.

Protect the liver

Purple sweet potato beverage containing a lot of anthocyanins can significantly inhibit the liver injury caused by carbon tetrachloride, and anthocyanins can inhibit the acute liver injury caused by carbon tetrachloride.

Effects on cardiovascular diseases

Anthocyanins can reduce cardiovascular diseases. In vitro experiments, anthocyanins can obviously inhibit the oxidation of low density lipoprotein and platelet aggregation, which is the main cause of atherosclerosis.

Precautions:

Purple sweet potato contains oxidase, which is easy to produce gas. Eating too much will lead to bloating, burping and farting.

Avoid eating raw. Purple potatoes should be cooked thoroughly before eating, because starch granules are difficult to digest without high temperature damage.

Avoid eating purple potato alone, and eat it with high-quality protein food for more comprehensive nutrition.

Purple potato has a high sugar content. Eating too much will stimulate gastric acid secretion and make people feel heartburn.

People suffering from dampness blocking the spleen and stomach and qi stagnation should be careful to eat.