A successful brow lift isn’t just about where you inject—it’s about what you don’t treat. When working with the periocular area, a few millimeters are the difference between a refreshed, open gaze and a heavy, drooping brow. The Anatomy of a Lift: The Corrugators: As depressor muscles, weakening them allows the Frontalis (the only true elevator) to lift the medial brow more effectively. The Frontalis Trap: Precision is vital. Injecting too low or too laterally can lead to the dreaded “Angry Bird