BioSteel - High Performance Sports Drink - 12.7 oz. (375 g) Bio Steel High Performance Sports Drink provides accelerated in-game or in-workout performance. Using cheap and inferior raw materials that can expose their products to cross-contamination with banned substances If you are a drug tested athlete the choice is simple, you should only choose products that are certified to be free of any banned substances by an accredited independent third party company that tests each batch of product produced, that uses ISO 17025 and/or NSF/ANSI Standard 173, and has a proven track record of success with professional and Olympic sport governing bodies. NSF CertifiedFor over 65 years NSF has been providing independent third party certification for food, water, and consumer goods. The NSF Certified for Sport program is used by the NFL, MLB, LPGA, PGA, NHL and CCES to help ensure the supplements their athletes use are free of prohibited/banned substances.