How soon does Botox jaw slimming take effect?
2026-04-15
Botox injected into the masseter (jaw) muscle for slimming follows a phasedtimeline:
Days 3-7: You begin to feel reduced muscle strengthWeeks 2-4: The muscle qradually atrophies and the jaw visibly narrowsMonths 1-3: Optimal results-a noticeably slimmer, softer facial contour
Botox injection treatment
Individual results vary; those with faster metabolisms may take slightlylonger to see peak effect. A 4-week follow-up is recommended to assesswhether a small top-up is needed.