Abstract Background Substances with performance enhancing properties appear on a continuum. ranging from prohibited performance enhancing drugs (PED) through dietary supplements to functional foods (FF). Anti-doping messages designed to dissuade athletes from using PEDs have been typically based on moralising sport competition and/or employing scare campaigns with focus on the negativ... https://hollandscountryclothinges.shop/product-category/lens-cleaner/