Masseter Botox for Jawline Slimming and TMJ Relief
- pdifranco3
- Nov 17
- 3 min read

If you clench or grind your teeth, you may notice a square jaw and tension near the ears. Masseter Botox relaxes the chewing muscle to soften a wide jawline and reduce clenching discomfort. Patients in McLean and Falls Church choose this treatment for a slimmer lower face and relief from jaw tension.
What masseter Botox for jawline slimming and TMJ does and how it works
The masseter is a strong chewing muscle at the back of the jaw. Targeted Botox injections reduce overactivity in this muscle. As the muscle relaxes, clenching decreases and the lower face can look slimmer over time. Chewing and speaking remain normal for everyday activities.
What is TMJ
TMJ stands for the temporomandibular joint, the hinge that connects your lower jaw to your skull near each ear. People often say “TMJ” when they mean a TMJ disorder. The correct term is TMD, which refers to problems with the joint or the chewing muscles. Common signs include jaw pain, clicking or popping, tension headaches, and soreness from clenching. Masseter Botox does not treat joint damage, but it can relax overactive chewing muscles that contribute to clenching and muscle driven discomfort.
Medical and cosmetic benefits
• Cosmetic jawline slimming with a softer, less square angle• Reduced clenching, morning jaw soreness, and tension headaches related to overuse• Less tooth wear from grinding habits when used as part of a comprehensive plan with your dental provider
Dosing, safety, and timeline for results
Your injector will assess muscle size and symmetry, then recommend a precise dose for each side. Most people notice tension relief within 1 to 2 weeks. Visible contouring is gradual as the muscle trims down with less overuse, often most noticeable at 6 to 8 weeks. Results typically last about 3 to 4 months and can be maintained with regular visits.
Before and after Masseter Botox for Jawline Slimming and TMJ overview
Photos at baseline and at 8 to 12 weeks help track both profile and frontal changes. Expect a natural taper to the lower face rather than a dramatic change overnight. Follow up visits allow dose adjustments for symmetry and comfort.

What to expect at your appointment
Your visit includes a medical review, facial mapping, and photos. Injections are placed with a fine needle along the masseter border. The appointment usually takes 20 to 30 minutes. You can return to routine activities the same day. Avoid rubbing treated areas and follow simple aftercare instructions.
FAQ
Is masseter Botox bad for you?
Botox is an FDA approved prescription product when used by trained injectors. Temporary effects can include mild soreness, swelling, or bruising at injection sites. Your injector reviews risks and safety steps during consent.
How long does masseter Botox last?
Most patients maintain results for about 3 to 4 months after masseter Botox for jawline slimming and TMJ. Longevity varies with metabolism, muscle size, and clenching habits.
Will chewing feel weak after masseter Botox? Daily eating remains comfortable for most people. The goal is to relax excessive clenching while preserving normal function.
When will jaw slimming be visible after masseter Botox?
After masseter Botox for jawline slimming and TMJ, tension relief can begin within 1 to 2 weeks. Contouring is gradual and is often most visible around 6 to 8 weeks.
Ready to discuss a personalized plan for masseter Botox in McLean?
Learn more about injectables at https://www.angelaestheticsdmv.com/injectables or contact us at https://www.angelaestheticsdmv.com/.






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