Eating collagen not only won't make you fat, but also has the effect of slimming. Experts explained that weight loss needs to decompose fat (catabolism), and collagen can activate the activity of lipase, so that this catabolism process can be increased and prolonged, and more fat can be burned to achieve the purpose of weight loss. Moreover, the repair function of collagen to cells will consume a lot of heat energy, which must be carried out during sleep. Therefore, taking hydrolyzed collagen, you can lose weight by sleeping, and the dream of losing weight easily becomes a reality.