Botox when injected accurately into the masseter muscles can help to slim down the face thus creating an oval or heart shaped face. Botox injections into the masseter muscles using advanced injection techniques must be performed by an experienced physician injector. Patients who are ideal candidates for slimming of the face with Botox are those who present with “boxing” of the mandible secondary to overactive thickened masseter muscles. Bruxism (teeth grinding) is common condition associated with thickened masseter muscles. Botox is an ideal treatment solution for bruxism, by way of it’s unique muscle relaxing properties.