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Masseter Botox for Jaw Slimming in NYC

Last medically reviewed: August 2025 — Dmitriy Schwarzburg, MD

Home > Masseter Botox for Jaw Slimming in NYC

Slim a Square Jawline, Reduce Clenching & Relieve TMJ Tension

If your jawline looks wide, square, or heavy — or you deal with jaw tension, clenching, or grinding — the masseter muscle is often the cause.

At Skinly Aesthetics in NYC, Dr. Schwarzburg uses Masseter Botox to slim the lower face, soften a square jawline, and reduce TMJ-related tension without surgery or downtime.

Masseter Botox can visibly slim the lower face and soften a square jawline within several weeks, while still maintaining a natural appearance.

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Quick Facts: Masseter Botox

  • Treatment Type: Neuromodulator injection (Botox, Dysport, Xeomin, Daxxify)
  • Best For: Jaw slimming, face slimming, square jawline, clenching, bruxism, TMJ tension
  • Treatment Time: 10–20 minutes
  • Downtime: Minimal
  • Results Timeline: 2–4 weeks
  • Duration: 3–6 months
  • Performed By: Dr. Schwarzburg, cosmetic physician with 10+ years of injectable experience

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Masseter Botox Before & After Results

These before and after results show visible jawline slimming, softer lower-face contour, and reduction in facial heaviness after Masseter Botox at Skinly Aesthetics.

Patients commonly notice:

  • a slimmer and V-shaped lower face
  • reduced jaw width
  • softer facial contour
  • less clenching and jaw tension
Masseter botox before and after results in NYC
Masseter Botox slimming before and after results at Skinly Aesthetics
Jawline slimming with masseter botox injections NYC
Before and after results showcasing jawline slimming following Botox masseter injections

What Is Masseter Botox?

Masseter Botox relaxes the jaw muscle responsible for clenching and lower-face bulk.

When the masseter becomes enlarged from grinding or chronic tension, it can create:

  • a wider jawline
  • facial heaviness
  • a square facial shape
  • TMJ discomfort

Botox gradually reduces that excessive muscle activity, creating a slimmer, softer lower-face appearance over time.

Masseter Botox for Face Slimming

For patients with enlarged masseter muscles, Botox visibly slims the lower face without surgery.

By reducing excess muscle bulk, treatment will:

  • soften a square jawline
  • create a more tapered, V-shaped facial contour
  • improve lower-face proportions
  • reduce facial heaviness

This is one of the most effective non-surgical options for facial slimming when jaw width is muscle-related rather than structural.

Masseter Botox for TMJ and Clenching

Masseter Botox is also commonly used to reduce:

  • jaw clenching
  • teeth grinding (bruxism)
  • TMJ-related tension
  • jaw fatigue and tightness

As muscle activity decreases, many patients notice less pressure, soreness, and tension throughout the jaw.

👉 See also: TMJ Botox NYC

What Kind of Change Can You Expect?

Most patients after getting masseter botox injections notice:

  • a slimmer lower face
  • softer jawline contour
  • reduced facial heaviness
  • less jaw tension and clenching

Results develop gradually over several weeks and continue improving as the masseter muscle decreases in size.

Who Is a Candidate for Masseter Botox?

You may be a good candidate if you:

  • feel your jawline looks too wide or square
  • grind or clench your teeth
  • experience jaw tension or TMJ discomfort
  • want non-surgical face slimming

Patients with primarily structural jaw width may benefit more from jawline contouring or chin fillers

Why Technique Matters for Masseter Botox

Masseter Botox can slim the face dramatically when performed correctly – but too much reduction can create hollowing, imbalance, or an overtreated appearance.

Dr. Schwarzburg customizes treatment based on:

  • jaw width
  • muscle size
  • facial structure
  • desired level of slimming

The goal is visible refinement without flattening the face or affecting normal function.

What Happens During Treatment

  • Consultation: Dr. Schwarzburg evaluates muscle size and facial structure
  • Injection: Botox is precisely placed into the masseter muscles
  • Time: 10–20 minutes
  • Downtime: Minimal

Patients return to normal activity immediately after treatment.

Recovery and Downtime

Downtime is minimal.

Mild soreness when chewing, swelling, or bruising can occur and usually resolve within several days.

Normal chewing and facial movement are preserved. The goal is to reduce excessive muscle activity – not eliminate normal function.

When Will I See Results?

Most patients begin noticing changes within 2–3 weeks, with the full slimming effect visible around 4–6 weeks.

Because the muscle gradually decreases in size, results develop naturally over time.

How Long Does Masseter Botox Last?

Results typically last 3–6 months.

With consistent treatment, patients will notice:

  • longer-lasting jaw slimming
  • reduced clenching habits
  • less jaw tension over time

Can Masseter Botox Affect Your Smile?

It can if injected incorrectly or overtreated.

The masseter sits near other muscles involved in facial movement, which is why placement and dose matter.

Dr. Schwarzburg uses conservative, anatomy-based dosing to slim the jawline while preserving natural expression.

Can Masseter Botox Be Combined with Other Treatments?

Yes, and masseter Botox is commonly combined with:

This can improve overall lower-face balance and contour.

Cost of Masseter Botox in NYC

Masseter Botox at Skinly Aesthetics typically ranges from approximately $599–$1,200+, depending on muscle strength and the number of units required.

Skinly Aesthetics offers a $599 introductory flat rate for Masseter Botox.

We accept CareCredit and Cherry. Ask us about monthly plans.

FINANCING OPTIONS

Care Credit Financing

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FAQs About Masseter Botox

Can Masseter Botox slim my face?

Yes. By reducing the size of the masseter muscle, Botox can visibly slim the lower face and reduce facial heaviness over time.

Is Masseter Botox good for a square jaw?

Yes – when the square appearance is caused by enlarged masseter muscles rather than bone structure.

Can Masseter Botox create a V-shaped jawline?

In the right patient, reducing masseter bulk can create a more tapered and contoured lower-face appearance.

How many units are needed?

Most patients require approximately 20–50 units per side, depending on muscle strength and desired level of slimming.

Does Masseter Botox help TMJ?

Yes. Many patients notice a significant reduction in jaw tension, clenching, and grinding.

Can it make my face look too narrow?

Yes — if overdone. Proper dosing is important to maintain natural facial balance.

Does it affect chewing?

No. Normal chewing function is preserved.

Can Masseter Botox cause jowls?

It can in the wrong patient or if excessive muscle reduction is performed. Proper technique and conservative dosing minimize this risk.

How often should I repeat treatment?

Most patients repeat treatment every 4–6 months.

Schedule Your Consultation

If your jawline feels too wide or you’re dealing with clenching and TMJ tension, Masseter Botox can provide visible slimming and relief without surgery.

Dr. Schwarzburg customizes treatment based on muscle strength, facial structure, and your desired level of slimming. Schedule your consultation  with Dr. Schwarzburg at Skinly Aesthetics in NYC to find out if Masseter Botox is right for you.

Explore treatment options tailored just for you. Schedule your consultation right now.

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Client Testimonials

  • I had a great experience and great results. With only one section my eyes bag problem are gone, I tried a few different treatments before and nothing worked. I scheduled… read more

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    i had such a pleasant experience at Skinlh Aesthetics. The office itself was so stylish and the staff were super friendly and helpful. The doctor was very knowledgeable and patient… read more

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    Came to Skinly aesthetics for my Botox treatment on the upper East side and couldn’t be happier! The staff was professional, facility clean, and Dr. Schwarzburg was very knowledgeable and… read more

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  • Great place! Nice salon and friendly staff. It’s my first time getting Botox and she was really helpful and honest about how many units and where is needed. Will definitely… read more

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    Went to Skinly Aesthetics on the upper east side for my Botox treatment and loved my results. Friendly and professional staff, clean facility, and Dr. Schwarzburg is truly an artist!… read more

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    I’ve been Dr. Schwarzburg’s returning patient for over a year! I love how he has improved my body, he is committed and perfectionist! The facility is sparkling clean and modern!! I… read more

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  • Dr. Schwarzburg is a very polite and knowledgeable doctor. He had done my tear trough and check filler. He also does my sisters as well. She swears by him, and… read more

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    Cheers from CATALINA –Great spa and great services; As well as awesome treatments they offer! Dr Schwartzburg is a really funny guy and has a great sense of humor! -CATALINA

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  • I’m new to medical aesthetics, and it was long overdue. I was always scared of needles and any change to my face, but the time has finally arrived, when I… read more

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    This place is the best! The staff is super nice and my lips look amazing! Will definitely be back!

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  • Incredibly pleasant office and staff. Cannot recommend the doctor enough. He is super knowledgeable, honest, kind and most importantly, talented!

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    This is one and only place I would ever go to for any injectables. Dr. Schwarzburg was very thorough with his assessment and had fully explained to me what I… read more

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    I was very impressed with my filler experience at Skinly. I just turned 40 and noticed how my face sank overnight. All of my friends have been doing this for… read more

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    Such a great experience! I highly recommend this place. Everyone is so friendly, and listened to my needs/gave me exactly what I asked for. I’ll be returning! Excellent, 5/5.

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    My thin lips always made me feel insecure, but I was scared of injections as I thought they were painful and would look unnatural. I came along MiracleFace as I… read more

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