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 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 NCAA Supplement Rules To Live By Vitargo Proof Before Promises NCAA Banned Substances Policy NCAA Approved Supplements Athlete Approved Supplements NOW