4hw.com.cn: what are the foods that look ugly but are very helpful to our bodies? We all love sweet and delicious food, because they can satisfy our taste buds, so for some of the more difficult food, many people have turned it out, but in fact, the nutritional value of the food is high, now let's look at the food that is difficult to eat but has high nutritional value?
1. Astringent food
Unripe persimmon, purple grape skin, these are very astringent food. Their astringency is caused by tannins, phytic acid and oxalic acid in food. These substances are powerful antioxidants, which are good for preventing diabetes and hyperlipidemia. Not only that, the same kind of fruit, astringent varieties have higher nutritional value, for example, sour and astringent little apples are better than big and sweet Fuji apples.
Health tips:
Tannins in astringent foods are widely used in beauty products. Their main functions are astringency, sunscreen, whitening, wrinkle resistance and antioxidation. So, astringent food is really a very rare beauty food for women.
2. Coarse food
Rough food is rough because it is rich in non-water soluble fiber, such as coarse grain, celery stalk and cabbage gang. Can be these dietary fiber, can help people prevent constipation, prevent bowel cancer, favorable metal ion eduction, help the body detoxification, lose weight. If you are worried about getting fat when eating high-fat dishes, you can eat these foods, because this is the best time for coarse foods to work.
Health tips:
Dietary fiber is a kind of carbohydrate which can not be digested by human body. It can be divided into two basic types: water soluble fiber and non water soluble fiber. Cellulose, hemicellulose and lignin are three common insoluble fibers, which exist in plant cell wall. Insoluble fiber can reduce the risk of colorectal cancer, prevent constipation and diverticulitis by absorbing toxic substances in food, and reduce toxins discharged by bacteria in the digestive tract. Although we all love delicious food, we can't refuse those unsavory food. Although these food can't satisfy your critical taste, it can satisfy some nutrients that our body needs. So if we want to eat healthy, we can't abandon these food.