Hi I'm a sports dietitian. Celsius isn't banned but high caffeine levels are addressed in my post NCAA regulations limit the consumption of caffeine before competitions. According to their rules, an Look out for these energy drinks that contain an NCAA banned substance! Always be cognizant of what you are putting into your body as an athlete, and never drink too much caffeine Create Wellness Creatine Monohydrate Gummies Blue Raspberry 45 Gummies (15 Servings) GNC Beyond Raw Chemistry Labs L Carnitine GNC Navigating the NCAA's Banned Substances Playbook Sports Performance 2aDays Sports Supplements University of Georgia Athletics