Not only do you have to eat this, but you should also pay attention to other diets. But it is still useful. Black buckwheat cereal replaces flour and rice such as rice, and has high dietary fiber content, which is beneficial to human metabolism, elimination of intestinal toxins and weight loss. Usually, you should also have a light diet, eat less sugar, fried and baked foods, control your food intake, and add reasonable exercise, you can still lose weight.