Sweet potatoes, also known as sweet potato, sweet potato, sweet potatoes, sweet potatoes, red tiaoxi, etc., to spin flower annuals, is a kind of medicine combination food health food.Sweet potatoes contain prandial fiber, carotene, vitamin A, B, C, E, and potassium, iron, copper, selenium, calcium and so on more than 10 kinds of trace elements, nutrition value is very high, nutritionists are called the most balanced nutrition health food.A lot of beautiful to love girl feels very sweet sweet potato, afraid to eat many will get fat.
Eat sweet potatoes will not get fat, on the contrary to lose weight, strong and handsome, prevention of sub-health, purge detoxification.Every 100 grams of fresh sweet potatoes contain 0 only.2 grams of fat, 99 kilocalorie heat energy produced, about a third for the rice, are a good source of low-fat, low-calorie food, and can effectively prevent the sugar into fat, to lose weight, strong and handsome.Sweet potato contains a lot of dietary fiber in the intestinal tract cannot be digestion and absorption, can stimulate the intestines, enhance peristalsis, purge detoxification, especially has good curative effect on senile constipation.
Sweet potato belongs to alkaline food, like a lot of fruit, green vegetables, this is the most rare.And general food is acidic, such as food, chickens, ducks, fish, etc., and the body's PH value of 7.34, so eat sweet potato is beneficial to the body's acid-base balance.At the same time to eat sweet potato can reduce blood cholesterol, prevent sub-health and cardio-cerebrovascular disease such as "the modern disease".
Sweet potato not only nutrition is rich, and in these foods first.There are a lot of introduction to literature.Japan's national cancer institute published 20 kinds of cancer-fighting vegetables "list" is: sweet potato, asparagus, broccoli, cabbage, broccoli, celery, sweet pepper, carrot, salting technic, amaranth, shepherd's purse, your, mustard greens, tomatoes, green Chinese onion, garlic, cucumber, Chinese cabbage, sweet potato ranked first among them.
And a Japanese doctor through investigation into the diets of 260000 people found that tumor-suppressor rate is higher than raw sweet potatoes cooked sweet potatoes.In the hometown of centenarians in western guangxi after investigation found that here the longevity of the old man have a common characteristic, is habit each eclipse sweet potatoes, even as a staple food.
About sweet potato anti-cancer mechanism, it is not very clear, there are many kinds of claims.If some reports said that the Philadelphia hospital a kind of active substances extracted from sweet potato --, ketone of emasculation, it can effectively inhibit the occurrence of colon and breast cancer.And an American university study found that sweet potatoes are substances called dhea, there - of cancer prevention and control effect.Sweet potato has certain anti-cancer effect, but the sweet potato cancer-fighting "skill" cannot be overstated, dialectical view, because its mechanism has not yet fully clear, sweet potato's biggest effect should also be put in weight loss, fitness, prevention of sub-health, purge detoxification, etc.
On anti-cancer effects, the doctor of traditional Chinese medicine theory is that, it is due to its purge detoxification, can have the effect of reduce garbage, toxin accumulated in the human body.For sweet potato cancer has been done about the mechanism and reason of scientific experiments, speculated that in theory, it is rich in dietary fiber, runchang purge, treating constipation, beneficial to prevent colon cancer and other cancers.
Eat sweet potato also has exquisite, right one is to pay attention to must steam cooked.Because of the sweet potato starch in the cell membrane is not damaged by high temperature, difficult to digest.Moreover, enzyme is not damaged by high temperature gasification of sweet potato, produces discomfort after eating.2 it is to note that eating too much sweet potato or unreasonable, can cause abdominal distension, pantothenic acid, heartburn, stomach pain, etc.So eat shoulds not be too much, the wet resistance in the diagnosis of traditional Chinese medicine spleen and stomach, and dyspepsia should eat carefully.
The deficiency of sweet potatoes, is a lack of protein and lipid, but today, the rich people life, is no longer the sweet potato as a staple food, it lacks the nutrients can completely through other dietary complement.For example, the milk and sweet potatoes to eat at the same time, because milk contains rich protein and fat content.
Little information in the medical classics sweet potato according to "compendium of materia medica", "compendium of materia medica shortage make-up" and so on ancient literature, sweet potatoes have "tonify deficiency, good strength, spleen and stomach, kidney Yin", "longevity less disease".Still can fill in, fat and blood, warming the stomach, the five internal organs, etc.Contemporary "of Chinese materia medica" said it: "gan, ping. Belong to the spleen and kidney."Oneself "to fill with blood, replenishing qi, wide intestines and stomach, constipation. Attending edema, ulcers, swelling of pixu (spleen deficient), intestinal dry constipation."
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