DrPlus Singapore · Injectables
Masseter Botox & Jaw Slimming in Singapore
Doctor-led masseter Botox in Singapore — relaxing the jaw muscle to soften a square jawline and ease teeth-grinding. Muscle relaxation, not bone or structural change. Results vary by individual.
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- Doctor-performed injections
- Muscle relaxation, not structural
- Honest suitability first
— Who this page is for
Who masseter Botox may suit
Masseter Botox relaxes the chewing muscle at the angle of the jaw. Whether it suits you — and whether the goal is realistic — is decided at a doctor-led consultation.
A wide or square lower face
The jaw looks wider than you'd like because the masseter muscles are enlarged, and you want a softer lower-face shape over time.
Teeth grinding or clenching
You grind or clench (bruxism), wake with jaw tension or headaches, and want a doctor to assess whether relaxing the muscle could help.
Comparing slimming vs lifting
You've seen jaw filler, threads and HIFU and want to understand how muscle slimming differs from structural lifting before choosing.
Want a measured, gradual change
You prefer a subtle change that develops over weeks rather than a dramatic, immediate one, and want realistic expectations set first.
— What this involves
How masseter Botox works
The masseter is a powerful chewing muscle at the back angle of the jaw. In some people it is naturally enlarged — through genetics, chewing habits or grinding — which widens the lower face. Masseter Botox uses botulinum toxin to relax this muscle so it gradually reduces in bulk, softening the jaw's width over weeks. It also tends to ease the force of clenching and grinding, which is why some patients notice less jaw tension.
It's important to be clear about what this does and doesn't do. Masseter Botox slims by relaxing muscle — it does not change bone, and it is not a structural lift. If your goal is sharper jaw definition or chin projection from added structure, jawline filler or other options may be more appropriate, and your doctor will say so. The two are sometimes planned together as part of facial balancing.
Treatment is doctor-led: an assessment of your jaw, muscle strength and goals, then measured injections into the muscle on each side. The slimming effect is gradual and temporary — it builds over several weeks and wears off over a few months, so it is repeated to maintain. Chewing usually adapts well; your doctor will explain considerations such as a temporary feeling of chewing fatigue, and the rare possibility of asymmetry, before you decide.
Our Singapore clinics at Tanjong Pagar and East Coast are convenient for patients across Singapore. You'll receive a personalised quote after assessment, with no pressure to proceed.
— Why DrPlus
Why patients choose DrPlus for masseter Botox
Assessment-led jaw treatment that's honest about what muscle relaxation can and can't achieve.
Masseter Botox is assessed and administered by a qualified physician familiar with jaw anatomy and dosing.
We explain plainly how muscle slimming differs from structural lifting, so your expectations match what the treatment does.
We dose carefully and review results, adjusting over time rather than over-treating in a single visit.
Clinics at Tanjong Pagar and East Coast, with follow-up review built into your plan.
Ready to discuss your skin?
Book a doctor-led assessment tailored to your concerns.
— Related treatments
Related treatments & guides
Jaw and lower-face concerns are assessed together. These options are often discussed alongside masseter Botox.
Jawline & Chin Filler
Best for: Definition & structureWhere the goal is sharper definition or chin projection rather than slimming, filler adds structure — sometimes planned with masseter Botox.
Learn MoreBotox & Anti-Wrinkle Hub
Best for: Facial movement linesOur main Botox page covers anti-wrinkle treatment for the forehead, frown lines and crow's feet.
Learn MoreFacial Sculpting
Best for: Structural liftingIf the goal is lifting rather than slimming, our facial sculpting hub covers HIFU, threads and related options.
Learn More— FAQ
Common questions
The change is gradual because the muscle reduces in bulk over time — many people start to notice softening from around four to eight weeks, with the fuller effect developing over a couple of months. It is temporary and repeated to maintain. Results vary by individual.
Relaxing the masseter often reduces the force of clenching and grinding, which is why some patients notice less jaw tension or fewer tension headaches. Whether it's appropriate for your case is assessed by your doctor, who may also consider other causes.
Most people adapt well. Some notice a temporary feeling of chewing fatigue early on as the muscle relaxes, which usually settles. Your doctor will discuss this and dose conservatively to keep normal function comfortable.
No. The effect is temporary — the muscle gradually returns over a few months, so treatment is repeated to maintain the slimming. Some people find they can space treatments further apart over time, but this varies by individual.
They do opposite things. Masseter Botox slims by relaxing an enlarged muscle; jawline filler adds structure for sharper definition or chin projection. Some plans combine them. A consultation is the reliable way to know which suits your goal.
We see patients at SBF Center, 160 Robinson Road #03-10 (Tanjong Pagar — call +65 8851 9547), and The Flow Mall, 66 East Coast Road #03-05 (East Coast — call +65 8857 4917). Both clinics offer the same doctor-led consultations, so you can choose whichever location is more convenient.
— Skin Education
Related Skin Education
Doctor-led guides written to help you understand your options before consultation. Each article links back to the relevant treatment pages.
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InjectablesTrapezius Botox: Shoulder Slimming & Tension Relief
Trapezius Botox — sometimes called 'Barbie Botox' — relaxes the upper trap muscle to soften a bulky shoulder line and ease neck-shoulder tension. Here's the honest picture.
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Which areas can anti-wrinkle injections treat? This overview maps the common facial areas, what each one addresses, and links to a deeper guide for each — so you know what's what before a consultation.
InjectablesBotox vs Dermal Fillers — What's the Difference?
They're often mentioned in the same breath, but Botox and dermal fillers do opposite jobs. Here's the difference in plain English — and how a doctor decides which (or both) you need.
InjectablesBotox Safety & Side Effects — An Honest Overview
Botox has a long safety record when done properly — but it's a prescription medicine, not a beauty product. Here's an honest look at common effects, rarer risks, and what makes treatment safer.
— Request a Consultation
Book a masseter Botox assessment
Have your jaw and goals assessed by a doctor, with an honest view on whether muscle slimming, structure, or a combination suits you — and a personalised quote.
- Doctor-led assessment and recommendations
- Singapore clinics at Tanjong Pagar and East Coast
- Reviewed personally — not auto-routed
- Reply via WhatsApp, typically within one business day
Medical disclaimer
Information on this page is for general education only and does not replace a consultation with a qualified medical practitioner. Suitability, downtime, risks, and results vary by individual. Please consult your doctor before deciding on any treatment. Read the full medical disclosure.