U.S. Anti-Doping Agency (USADA)

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Category: Education

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How to Reduce Your Risk from Supplements

If athletes choose to use supplements despite the known risks, USADA recommends that athletes use only dietary supplements that have been certified by a third-party program that tests for substances prohibited in sport. Based on a recent consensus statement, USADA now recognizes NSF Certified for Sport® as the program best suited for athletes to reduce the risk from supplements.

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Blood Doping and EPO: An Anti-Doping FAQ

Blood doping, which may include the use of erythropoietin (EPO), is among the most well-known methods of doping in sport. Learn more about the prohibited method, as well as the prohibited substance EPO, in this anti-doping FAQ.

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How Athletes Can Safely Use Cold and Flu Products

There are many popular over-the-counter products used for everyday ailments that can cause a positive test if used in-competition. More specifically, many cold and flu medications and inhalers contain stimulants that are prohibited in-competition. Read more to learn how athletes subject to anti-doping rules can safely use cold and flu products.

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