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You clench so we can feel size and asymmetry.
Contour
Jaw Botox (Masseter)
Allergan Botox into a strong masseter for a slimmer, smoother jawline — units recorded per side.
At a glance
- Time
- About 10 min
- Numbing
- Cooling if needed
- Discomfort
- 1 / 5
- Downtime
- Back to normal the same day
- Lasts
- 4–6 months
- Interval
- Set at consultation
Discomfort is rated after numbing (out of 5). Time, downtime and longevity vary with the treated area and the individual.
Also known as: masseter Botox, jaw reduction Botox, V-line Botox
Jaw Botox relaxes the masseter (chewing muscle) so its bulk reduces over weeks, slimming a square-looking lower face. It works when the width comes from muscle, not bone. We use Allergan and set units separately for each side.
Medically reviewed by IM JUNHYUNG, M.D. · Updated
How it works
How it works
Several points within a safe zone.
Muscle reduces over weeks.
Allergan, units per side recorded.
Our principles
How we do it at Taut
You’ll know your doctor before treatment, and the doctor who treats you signs the record.
Shots, units or volumes are recorded before treatment and checked with you after.
Seals and lot numbers are checked with you before opening.
Who it’s for
Is it right for you?
Good fit if you have
- Square jaw from strong chewing muscles
- Lower face looks wide
- Teeth clenching habit
- Contouring alongside lifting
Not suitable if
- Pregnancy or breastfeeding
- Neuromuscular disease
- Previous reaction to botulinum toxin
- Wide jawbone (limited effect)
Details
Procedure details
- Starts
- 2–4 weeks
- Peak
- 6–8 weeks
- Lasts
- 4–6 months
On the day
How the visit flows
- 01AssessWe check the cause and your schedule.
- 02PlanThe plan is written on your record.
- 03TreatThe doctor named on your plan treats you.
- 04Follow upRecord handed over; next steps noted.
Doctor’s note
Jaw Botox looks simple, but slightly off placement can change your smile. We take time to find the right spot.
Dr. IM JUNHYUNG · 任埈亨
Good to know
Aftercare & risks
- Don’t lie down or rub the area for 4 hours.
- Bruising or smile asymmetry can rarely occur.
- Results and recovery vary by individual. All procedures carry possible side effects.
- Contact us right away if anything feels unusual after treatment.
Questions
Jaw Botox (Masseter) FAQ
How many units?
Depends on muscle size; recorded per side.
When will I see it?
From 2–4 weeks, clearest at 6–8 weeks — likely after you’re home.
Will chewing feel weak?
Tough food may feel harder to chew for a few weeks.
Ask the doctor directly.
If something isn’t right for you, we’ll say so. No same-day decision required.