A unitary flexible metatarsal guard is disclosed which extends to cover a toe protector in a safety shoe or boot. The metatarsal guard of the present invention acts to transfer and disperse impact forces from the region of impact to a broader region, including the metatarsal and toe regions, thereby distributing the force over a greater surface area. The metatarsal guard of the present invention allows a full range of motion of the foot and conforms to natural crouching, walking, and running movements is designed so as to prevent any pinching, cutting, or other irritation of the wearer's foot.