Isshō Genki squalene iP6 has been approved for use by professional athletes by the NZVT (Netherlands Security System Food Supplements Top Sport) doping analysis system. It means our product complies with the NZVT standards which are based on the recent doping list of the International Olympic Committee and the World Anti-Doping Agency. Our squalene iP6 is mentioned on a special website (presented in Dutch only) of NeCeDo where the top sportsmen/women and their coaches can confirm which products have been tested and approved for use.