Tofu dregs are more nutritious. When making tofu, the dregs left after the pulp juice is filtered. Tofu dregs are the best cellulose in dietary fiber and are called "soybean fiber". Bean curd residue is nutritious. Bean curd residue is the best cellulose in dietary fiber and is called "soybean fiber". Bean curd residue is a famous snack in Wuzhou, which has been around for hundreds of years. Bean curd residue is a by-product of bean curd processing, which is rich in nutrients, and its crude protein content can reach 25-30%.