The first is to lose weight. After eating dietary fiber powder, we can increase the satiety of gastrointestinal protection, especially for obese people, which can reduce the intake of staple food, thus reducing the intake of food, effectively controlling weight and further achieving the effect of slimming. The second is the function of enhancing immunity, that is, dietary fiber powder is a pure natural component without any substance, which can promote the demand for vitamins and minerals, promote intestinal absorption, maintain the digestive system of human body, further improve the immune system and enhance physical fitness. Third, it has the function of solving constipation. Dietary fiber powder can play a role in relaxing bowels and promoting intestinal peristalsis. Keep the water in the intestine normal, thus relieving constipation symptoms. This is about the function of dietary fiber powder, so we can take this product in moderation in our lives, which can make our bodies healthier and supplement the nutritional elements needed by our bodies.