Nutritional value of sweet potato

Sweet potato, also known as groundnut, is a worldwide planting of a tubular flowering order, spinulaceae annual herb, is often eaten is its tuber, eaten in a variety of ways, the taste is unique and delicious, so what are the nutritional value of sweet potato?

Starch

The high content of starch in sweet potatoes, after cooking part of the starch will change, compared with raw food, cooked sweet potatoes increased by 40% of the food fiber, can stimulate the peristalsis of the gastrointestinal tract, reduce the residence time of food in the gastrointestinal tract, promote defecation, reduce the body's absorption time of fat, etc., has the effect of weight loss and digestion.

Β-carotene

Sweet potatoes are rich in food Β-carotene, which is a kind of carotene that can be converted into vitamin A. After eating red pigment, it replenishes the body's vitamin A original, promotes the body's visual cells to synthesize retinol, enhances eye photosensitivity, and protects vision.

Vitamin C

Sweet potatoes are also high in vitamin C. Regular consumption of vitamin C can prevent the treatment of diseases caused by vitamin C deficiency, such as scurvy. In addition, vitamin C is also an efficient antioxidant, can combine with the body's free radicals, reaction, so as to eliminate free radicals, with delayed aging, beauty benefits.

Vitamin B6

Sweet potatoes in vitamin B6 content is also very high, and vitamin B6 in the body's kidneys is normal is almost not produce any toxins, long-term consumption of sweet potatoes can supplement the body's vitamin B6, prevention and treatment due to lack of vitamin B6 caused by seborrheic dermatitis, dry and cracked lips, etc., can also reduce pregnancy vomiting.

Folic acid

Vitamin B9, also known as folic acid, is a eugenic vitamin, because the demand for this vitamin during pregnancy is more than four times that of the normal human body, and it also ensures that the fetus in the womb is normal during the period of vigorous cell growth and division, and prevents fetal malformations.

Chlorogenic acid

It inhibits the production of melanin and prevents the appearance of freckles and age spots. It also inhibits skin aging, maintains skin elasticity and slows down the aging process of the organism.

Purple jasmine glucoside

Sweet potato contains a certain amount of purple jasmine glucoside, after we eat sweet potato this kind of substance can stimulate the gastrointestinal tract mucosa, promote the secretion of digestive mucus glands, so eat sweet potato can treat habitual constipation.

Potassium

Potassium and sodium is an important element affecting the high and low blood pressure, if the body consumes enough potassium, it will promote the blood excretion of excess sodium; consumption of sweet potatoes such as potassium-rich food, but also promote the balance of mineral levels in the body, and ultimately play a certain role in assisting to lower blood pressure.

Sweet potatoes consumption methods

Shredded sweet potatoes

Ingredients: sweet potatoes, sugar, sesame seeds, water, vegetable oil. Method. 1. sweet potatoes peeled and washed and cut into small pieces, set aside. 2. Put more oil in the pot, heat, heat sweet potatoes fried until the sweet potatoes are cooked. Drain the oil. 3. sugar and water put into a clean pot, high heat will sugar boil, turn low heat and continue to boil, during the period to keep stirring, and pay attention to the color of sugar changes, so as not to sugar scorched. 4. When the sugar simmers light yellow, pour in the fried sweet potatoes, tossing evenly, sprinkle with sesame seeds before serving. Note: Brush oil on the bowl before serving, chopsticks should be dipped in cold water, otherwise it is difficult to wash off after the sugar condensation. There are also plucked silk to eat while hot, in order to pull out a very long and beautiful silk, go try it!