Protein bars, shakes and pre-workout mixes are often used to maximize results at the gym. The supplements are also associated with muscle dysmorphia, a study shows.

A Canadian study, published Wednesday in the journal PLOS Mental Health, finds that young people who consume multiple muscle-building products are more likely to show symptoms of

PLOS Mental Health linked use of multiple muscle-building supplements to muscle dysmorphia, a body image disorder focused on obsessing over muscle size and leanness. “The use of 6 different dietary supplements intended for muscle building was associated with greater symptoms of muscle dysmorphia,

A new study is linking the use of six muscle-building supplements to symptoms of body dysmorphia in teens. The study author found that substances like whey protein powder, creatine products and other supplements were often taken by teens trying to gain muscle.