The term performance-enhancing substances brings to mind elite athletes, doping trials and drug tests. But substances like creatine, protein supplements and caffeine are commonly used by teenagers who are driven to perform-and look-their best. It’s a trend that has pediatricians concerned, and one that parents should be aware of. What Are Performance-Enhancing Substances? Performance-enhancing substances, also called sports supplements, are products that claim to use natural products to enhance athletic performance. The claims include increasing muscle mass, strength, speed, endurance, fat loss or recovery time. Most are available over the counter. They may include vitamins, minerals, amino acids, herbs, or botanicals (plants)-or any concentration, extract, or combination of these ingredients. Creatine One of the most popular supplements on the market, creatine, is easy to obtain and comes in a variety of forms (like powders, tablets, energy bars). Creatine is a natural substance that we usually get from protein-rich foods in […]