Forefoot supinatus is not a diagnosis; rather, it is a pathomechanical entity due to improper foot function. Forefoot supinatus is a theoretical construct in which the front part of the foot is inverted relative to the back part of the foot when the subtalar joint is held in its neutral position and the outer part of the forefoot... https://foot-orthotic.info/2021/07/03/forefoot-supinatus-and-foot-orthotics/