The Australian Institute of Sport has an established and world recognised program that provides information to athletes to guide on supplements, sports foods and ergogenic aids. The AIS Sports Supplement Framework organises supplements into categories (ABCD) based on ;
The AIS website, also houses some really helpful info sheets for athletes on a range of sports food and supplement products, so be sure to check them out.
The number one goal always, is to maintain the safety, health and well-being of athletes, by ensuring all supplements if recommended for use, are safe, legal, ethical and that their use is based on sound scientific and/or medical evidence. Seek input from an expert such and Accredited Sports Dietitian to assist with this.