It functions as a GLP-1 receptor agonist, which means it mimics the action of the glucagon-like peptide-1 hormone that stimulates insulin secretion and inhibits glucagon release
Doi: 10.1016/j.appet.2013.05.020 Excessive Sugar Consumption May Be a Difficult Habit to Break: A View From the Brain and Body: Matthew S Tryon, Kimber L Stanhope, Elissa S Epel, Ashley E Mason, Rashida Brown, Valentina Medici , Peter J Havel , Kevin D Laugero
They also appear to regulate appetite by increasing a persons feelings of fullness, while reducing their food intake, hunger and cravings
It probably could taste better
It helps patients adhere to a reduced-calorie diet
In many clinical circles, experts prefer the term "skin lightening" or "brightening" because the goal is often to reduce hyperpigmentation, dark spots, and dullness rather than changing one's natural ethnic skin tone entirely