The relevant standards of this kind of products are Codex Alimentarius standards published by the International Codex Alimentarius Commission, such as soypaldiet in Japan and Slimfast in the United States. Their products are characterized by high dietary fiber, low calories and easy satiety, so they can undoubtedly lose weight. Customers who lose weight badly must have the wrong method or poor cooperation. If you eat strictly according to the method, combined with diet control and moderate exercise, you will definitely lose weight.