Forefoot supinatus does not represent a medical condition; rather, it is a mechanical anomaly resulting from improper foot function. This condition is a theoretical construct in which the forefoot is inverted relative to the back part of the foot when the joint at the base of the ankle is held in its neutral position and the lateral forefoot... https://foot-orthotic.info/2021/07/03/forefoot-supinatus-and-foot-orthotics/