What is the efficacy and function of purple potato? The potato chips and meat of purple potato are purple, so it is named purple potato, also called black potato. The nutritional value of purple potato is extremely high, and the nutritional value of purple potato is higher than that of sweet potato. So what is the efficacy and function of purple potato?

What is the efficacy and function of purple potato? 1 1, anticancer, antioxidant and antimutagenic.

Purple sweet potato is rich in selenium and iron, which is an essential element for anti-fatigue, anti-aging and blood-enriching. In particular, selenium is known as the "king of cancer", which is easily absorbed by human body and can remain in serum, repair myocardium, enhance immunity, eliminate free radicals in the body, inhibit DNA synthesis and the division and growth of cancer cells, and prevent the occurrence of cancer diseases such as gastric cancer and liver cancer.

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

2. Promote gastrointestinal peristalsis

Purple sweet potato is rich in cellulose, which can increase the volume of feces, promote gastrointestinal peristalsis, clean up mucus, gas accumulation and corruption in intestinal cavity, discharge toxic substances and carcinogens in feces, keep defecation unobstructed, improve digestive tract environment and prevent gastrointestinal diseases.

Step 3 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.

4, the role of cardiovascular disease.

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.

Can I eat more purple potatoes?

Although purple potatoes are good, you can't eat more. What are the dietary taboos of purple potato? Purple sweet potato is a member of sweet potato family, but it is a kind of food with high nutrition. Purple potato tastes sweet and the whole fruit is purple. Purple sweet potato contains a lot of selenium and anthocyanins. Anthocyanins can prevent and treat more than 100 diseases, with more than 100 nutrients. Eating some purple potatoes can prevent diseases and improve your immunity.

Edible taboo

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

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

3. People with dampness blocking the spleen and stomach, qi stagnation and blood stasis should eat carefully.

4, avoid eating purple potato alone, should be eaten with high-quality protein food, more comprehensive nutrition.

5, avoid eating raw. Purple potatoes should be cooked thoroughly before eating, because starch granules are difficult to digest without high temperature damage. Purple potato is good, but you can't eat more. Purple potato is a dietary taboo. Purple sweet potato contains a lot of anthocyanins, which is the best antioxidant in Wuzhou city and the most direct, effective and safest free radical scavenger found in scientific circles to prevent and treat diseases and maintain human health.

Nutritional value of purple sweet potato

1. Purple sweet potato is rich in selenium and anthocyanins besides the nutrients of common sweet potato. Purple sweet potato is rich in nutrition and has special health care function. It contains about 20% of protein, and contains 18 kinds of amino acids easily digested and absorbed by human body, including 8 kinds of vitamins such as vitamin C, B and A, and 10 kinds of mineral elements such as phosphorus and iron. It contains a lot of anthocyanins and has high medicinal value. Dr. Masquerel, a French scientist, discovered that anthocyanins are powerful natural free radical scavengers.

2. Anthocyanin can prevent and treat 100 diseases, and it is known as the seventh essential nutrient after water, protein, fat, carbohydrate, vitamins and minerals.

3. Anthocyanin is the most direct, effective and safest free radical scavenger for preventing and treating diseases and maintaining human health. Its ability to scavenge free radicals is 20 times that of vitamin C and 50 times that of vitamin E. Anthocyanin has a small molecular structure and is the only substance that can scavenge free radicals through the blood-brain barrier to protect brain cells, and at the same time, it can reduce some harm of antibiotics to human body. Purple sweet potato will become one of the main raw materials of anthocyanin.

4. Purple sweet potato has high cellulose content, which can increase the volume of feces, promote gastrointestinal peristalsis, clean up mucus, gas accumulation and corruption in intestinal cavity, discharge toxic substances and carcinogens in feces, keep the stool unobstructed, improve the digestive tract environment and prevent gastrointestinal diseases. Zinc, iron, copper, manganese, calcium and selenium in purple potato are all natural, and the content of iron and calcium is extremely high. Selenium and iron are essential elements for anti-fatigue, anti-aging and blood-enriching, and have good health care functions. Selenium is also the king of anti-cancer, easily absorbed by human body, effectively staying in serum, repairing myocardium, enhancing immunity, scavenging free radicals that produce cancer in the body, inhibiting DNA synthesis and the division and growth of cancer cells, and preventing the occurrence of diseases such as gastric cancer and liver cancer.

5. The tender leaves at the tip of purple sweet potato stem are rich in vitamins, protein, trace elements, edible fiber and soluble non-oxidizing substances, which have the functions of weight loss, bodybuilding, fitness and cancer prevention if eaten frequently. Therefore, black potato has good health care function from the tender leaves at the tip of the stem to the potato pieces, and it is the first health care food among pollution-free, green and organic foods at present.

What effect and function does purple potato have? 2. Enhance immunity.

Purple sweet potato contains a lot of mucin, which can prevent the atrophy of liver and kidney connective tissue, improve immunity and prevent collagen disease. The minerals contained in purple sweet potato play a very important role in maintaining and regulating human functions. Calcium and magnesium contained in it can prevent osteoporosis.

Cancer anti-cancer

Purple sweet potato is rich in selenium and iron, which is an essential element for anti-fatigue, anti-aging and blood-enriching. In particular, selenium, known as the "king of cancer", is easily absorbed by human body and can remain in serum, which can repair myocardium, enhance immunity, eliminate free radicals in the body, inhibit DNA synthesis of cancer cells and the division and growth of cancer cells, and prevent the occurrence of cancers such as gastric cancer and liver cancer.

Prevention and cure constipation

Because the cellulose contained in purple sweet potato can promote gastrointestinal peristalsis, help clean up the intestinal environment, effectively ensure intestinal cleanliness and smooth stool, timely discharge toxins and other harmful substances in the body, and prevent gastrointestinal diseases such as constipation.

lose weight

Purple potato can help to lose weight. Purple sweet potato is low in calories and contains almost no fat and cholesterol. Eating purple potato not only helps to lose weight, but also prevents sugar from being converted into fat in the body.

Anti-mutation, reducing the incidence of cardiovascular diseases

It is found that purple sweet potato contains anthocyanins, which can effectively inhibit the mutation caused by heterocyclic amines. Two anthocyanins isolated from purple sweet potato have strong antimutagenic effect. In addition, 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.

Protect the liver

Anthocyanin contained in purple sweet potato can effectively inhibit carbon tetrachloride, avoid acute liver injury caused by carbon tetrachloride and effectively protect the liver. The detoxification function of purple sweet potato can also help reduce the burden on the liver.

What is the efficacy and function of purple potato? 3 1, burp and fart.

Purple sweet potato contains oxidase, which is easy to produce a lot of gas in the intestine after eating too much, causing bloating, belching and farting.

2, acid reflux, heartburn

Purple sweet potato contains a lot of sugar. Eating too much will stimulate the secretion of gastric acid, making people feel gastric acid reflux and heartburn. People with bad stomachs should pay special attention not to eat purple potatoes on an empty stomach.

3, indigestion

Starch granules in purple potato will cause indigestion if they are not destroyed by high temperature. Therefore, purple potatoes must be cooked before eating, and it is best not to eat them cold.

4. Malnutrition

Purple sweet potato is low in protein and fat, and long-term consumption alone may lead to malnutrition. Therefore, eating purple potatoes should be matched with protein and fatty foods, and the nutrition is more balanced.

What are the taboos for eating purple potatoes?

1, fully cooked before eating: Purple sweet potatoes must be steamed before eating, otherwise the starch granules inside will not be destroyed by high temperature and are difficult to digest, so it is best to eat them while they are hot. Cold sweet potato is easy to cause gastrointestinal discomfort, especially for people with poor gastrointestinal function.

2, can not eat too much: purple potato contains gas-producing enzymes, as well as crude fiber, eating too much is easy to produce a lot of carbon dioxide in people's gastrointestinal tract, causing bloating, snoring, acid water and other discomfort.

3, germination, dark spots can not be eaten: when selecting purple potatoes, you should choose those that have no germination and smooth skin. The black spots indicated by purple potato indicate that it is infected by black spot bacteria, and these purple potatoes will become hard and bitter, and the toxins secreted by black spot bacteria cannot be killed by boiling, steaming and baking. These toxins are harmful to the liver after entering the human body and are prone to acute poisoning.

4, pay attention to diet: purple potato is sweet, it is best not to drink too sweet things to eat together, otherwise it will increase the chance of gastroesophageal reflux. In addition, purple potato basically does not contain protein and lipids, so it is best to eat it with protein foods to avoid nutritional imbalance.

Purple potato and what can't be eaten together?

persimmon

Purple sweet potato should not be eaten with persimmon. Purple sweet potato will lead to an increase in gastric acid secretion, while persimmon contains more tannic acid and other substances, which will react with gastric acid to form precipitation. Mild may cause gastrointestinal discomfort, and severe may cause gastrointestinal bleeding and gastric ulcer.

tomato

Purple potato should not be eaten with tomatoes. This is because tomatoes contain a large number of acidic substances such as malic acid and citric acid, which easily make purple potatoes form substances that are difficult to digest and absorb in the stomach, and easily cause discomfort such as abdominal pain, diarrhea and indigestion.

sabotage

Purple potato should not be eaten with crabs. Purple potato is cold, crab is cold. People with spleen and stomach deficiency and cold should not eat purple potato and crab together, otherwise it will easily cause diarrhea. In addition, crabs are more likely to cause allergies, and people with allergies should also pay attention.

Chinese hard liquor

Some people will ask, can I eat purple potatoes after drinking? I need to remind you that you can't eat purple potatoes after drinking. Purple sweet potato belongs to starch, and alcohol contained in liquor can easily react with it to produce toxic substances. In addition to white wine, it is best not to eat any alcoholic beverages containing purple potatoes.