Foot deformity correcting insole

The utility model provides a foot deformity correcting insole, which relates to the field of insoles and comprises an insole body. An arch-shaped protruding correction body is arranged in the middle of the insole body, and a sealing cavity is formed in the arch-shaped protruding correction body. A one-way air valve is arranged in the center of the side face, close to the outer brim of the insole body, of the arched protruding correction body in a penetrating mode; four installation insertion holes of a circular structure are formed in the rear end of the insole body at equal intervals, four buffering inflation pipes are inserted into the four installation insertion holes, when a user wears the insole to walk and lifts and falls the foot, the arch part can extrude the arch-shaped protruding correction body to enable numerous inflation rubber balls in the arch-shaped protruding correction body to be pressed and deformed, and therefore the correction effect is achieved. The internal space of the arch-shaped conv