“Many protein shakes and bars have excessive amounts of added sugar and caffeine that are unhealthy for teens,” Clark said. “Parents should help teens read labels of protein supplements and choose healthy options, such as those that contain fiber, with little or no added sugar.”

Teen boys are more likely to consume protein supplements every day or most days than teen girls, a new Mott Poll finds. Here’s what experts have to say on the trend.

Protein bars, shakes and powders are increasingly popular among adults—but many teens may be jumping on the bandwagon too.