FitnessNutritional dietary fiber
What is fiber?
Fiber is the so-called dietary fiber. Dietary fiber mainly refers to plant-based foods and is a variety of plant substances other than starch polysaccharides. It can be divided into two categories: water-soluble fiber (gel-like) and non-water-soluble fiber (sponge-like). kind.
Substances that cannot be digestedabsorbed in the human digestive tract, such as fiber, semi- Fiber, pectin, gum, lignin, etc., these substances cannot be absorbed and utilized, so they are called fibers and have their own special functions in the human body. Although dietary fiber cannot be digested and absorbed by the human body, dietary fiber plays an important physiological role in the body and is an essential nutrient for maintaining human health.
It is not easy for ordinary people to distinguish between what is soluble fiber and what is insoluble fiber. Therefore, it is recommended that everyone choose dietary fiber correctly by consuming a wide range of unprocessed whole grains (such as rice bran, brown rice, wheat bran, oats, Corn) and its products, fruits (excluding filtered juice), crude fiber vegetables (such as bamboo shoots, celery) and vegetable stems, unprocessed beans (such as soybeans, mung beans, red beans), etc.
1. Prevent constipation and bowel cancer
Due to its outstanding function in preventing human gastrointestinal diseases and maintaining gastrointestinal health, dietary fiber has the reputation of "intestinal cleanser".
Dietary fiber contains fatty acids, which can stimulate intestinal peristalsis, help defecation, reduce the time that feces stays in the intestines, clean the intestines, shorten the contact time between the intestinal wall and harmful substances in the feces, and change the composition of intestinal microorganisms. Type and quantity to reduce the production of carcinogens.