With the Tokyo Olympics rapidly approaching, and increasing global temperatures, applied nutrition practitioners and supporting scientists are looking for ways to physiologically cool their athletes, but the value of perceptual cooling is also gaining a profile; menthol mouth swilling is one such strategy. This article provides a brief synopsis of menthol research to date,
followed by a reflection of how we have used menthol mouth rinsing to complement anIro nman™ triathlete’s event nutrition strategy, and concludes by highlighting ethical concerns with menthol mouth rinsing.