This article discusses the role of sports supplements in performance enhancement. It does so both by developing an ethical point of view, and also by suggesting practical policies and strategies for athletes and their advisers.
Firstly, we describe different kinds of purposes for taking sports supplements, while identifying those that are ethically problematic. Secondly, we discuss some ethical and technical problems that may arise in the use of sports supplements.
Thirdly, we suggest some strategies towards effective supplementation and the avoidance of ineffective and problematic substances.