Scientists have uncovered a tiny molecule that curbs appetite like Ozempic but may avoid its side effects. Early tests show it can drive fat loss and improve metabolism by acting directly on the brain. Credit: Shutterstock Scientists at Stanford Medicine have identified a naturally occurring molecule that appears to mimic some of the weight loss effects of semaglutide, the drug widely known as Ozempic. In animal studies, the molecule reduced appetite and body weight while avoiding several