The present invention provides a dietary supplement comprising chromium and five amino acids, leucine, isoleucine, valine, threonine and lysine. Here, leucine, isoleucine, valine, threonine and lysine are the only amino acids present in the dietary supplement, and the total content of the five amino acids is 1.75 to 3.5 g per dietary supplement dose. is there. The chromium content is 4.5 to 61 μg per dose of the dietary supplement. A food composition comprising this dietary supplement, and a method for treating, controlling or preventing a disease or disorder associated with metabolic syndrome by reducing postprandial blood glucose levels and preferably reducing postprandial insulin secretion, The use of five amino acids in methods of treatment or control, treatment of obesity, control or prevention, promoting satiety, promoting weight loss, or maintaining healthy weight is also provided. [Selection] Figure 1
展开▼