Generation Iron: Natty 4 Life

The flagship Generation Iron film series delivers its next chapter, venturing into the contentious realm of professional natural bodybuilding as it follows elite competitors contending for the Natural Olympia title within a league dedicated to ensuring all participants are free of performance-enhancing drugs. With drug use evolving at a rapid pace across sports and entertainment, natural bodybuilding as a whole has faced criticism and scrutiny. Can the league guarantee that these competitors are truly natural?