After eating steviose, the human body can not decompose steviose ligand to make it into glucose absorbed by blood vessels. Steviose is excreted in the form of fibers after digestion, so it does not contain excess calories to increase weight or increase the level of glucose in diabetic patients. Stevia is not involved in metabolism and does not accumulate in the body, so eating Stevia will not lead to obesity. Therefore, as a plant calorie-free sugar substitute, stevioside is a perfect, unprecedented opportunity for consumers who are looking for a pure natural calorie-free sweetener alternative for their healthy lifestyle balance and weight management program.