Chin Botox is a cosmetic treatment that uses small injections of botulinum toxin to relax the mentalis muscle, the small paired muscle responsible for dimpling, pebbling, and wrinkling on the chin. It typically requires only a few units and targets the “orange peel” or “cobblestone” texture that becomes more visible when you talk, smile, or pout. The treatment takes minutes, and results last roughly three to four months.
Why the Chin Gets Dimpled or Bumpy
The mentalis muscle sits at the front of your lower jaw, originating from the bone and inserting tiny fibers directly into the skin of the chin. Because those fibers are attached to the skin itself, every time the muscle contracts it pulls the surface inward at dozens of small points, creating a bumpy, uneven texture. This is often called cobblestone chin, peau d’orange (French for “orange peel skin”), or simply chin dimpling.
Some people notice this texture only when they’re actively speaking or making expressions. Others see it at rest, which usually signals a more overactive mentalis muscle. The muscle is sometimes called the “pouting muscle” because its job is to push the lower lip upward and outward. It plays no role in chewing or other essential oral functions, which is why relaxing it with Botox doesn’t interfere with eating or drinking.
How Chin Botox Works
Botulinum toxin blocks the release of acetylcholine, the chemical messenger that tells a muscle to contract. When injected into the mentalis, it prevents the muscle from firing as strongly. The skin smooths out because those tiny muscle fibers are no longer tugging it inward. An added benefit: because the mentalis normally pulls the chin tissue upward and inward, relaxing it can make the chin appear slightly more projected and refined, which some people find gives the lower face a more balanced look.
The chin area generally needs far fewer units than the forehead or crow’s feet. Precise placement matters here because several other muscles sit nearby, including muscles that help control the lower lip. If the toxin migrates into those adjacent muscles, it can temporarily affect your smile or cause slight lip asymmetry. This is uncommon with an experienced injector who understands the anatomy, but it’s one reason the chin is considered a more technique-sensitive area than, say, the forehead.
What Results Look Like and How Long They Last
You’ll start to notice changes within three to five days, though the full effect takes seven to ten days to settle. The dimpled texture softens considerably, and many people notice the skin looks smoother even during animated conversation. The chin may also appear slightly longer or more projected because the muscle is no longer pulling it upward.
Results typically last three to four months. Some people find they get closer to five or six months of effect, while others notice the muscle activity returning around the two-month mark. With repeated treatments over time, the muscle can weaken enough that you may need fewer sessions per year.
Chin Botox vs. Chin Filler
These two treatments address completely different problems. Botox targets muscle activity: the dimpling, pebbling, and wrinkling caused by the mentalis contracting. Filler, on the other hand, adds volume. It’s a gel (usually hyaluronic acid) injected deeper, into or around the bone, to build out a recessed chin, improve profile balance, or restore age-related volume loss. Filler doesn’t change how the muscle moves at all.
If your concern is texture, Botox is the better choice. If your chin is small or set far back and you want more projection, filler addresses that. Some people benefit from both: filler for structure, Botox for surface smoothness. The two can be done in the same session.
What to Expect During and After Treatment
The injection itself is quick. Most providers use a very fine needle and place two to four small injections into the mentalis. Discomfort is minimal since the chin has relatively thick skin. The whole process takes under ten minutes.
Aftercare is straightforward. Stay upright for three to four hours so the product stays where it was placed. Don’t rub, massage, or press on the chin for at least 12 hours, since the liquid can shift about half an inch from the injection site, and even that small distance matters in a compact area like the chin. Skip alcohol, aspirin, ibuprofen, and naproxen on the day of treatment because they can raise blood pressure and increase bruising. Facials and massages should wait at least 24 hours. Exercise is generally fine, though you may want to hold off for a few hours if you bruise easily.
Mild swelling or tiny bruises at the injection points are the most common side effects and resolve within a few days.
Cost
Botox is priced per unit, typically $10 to $15 per unit depending on your provider and location. The chin requires significantly fewer units than larger areas like the forehead, so a chin-only treatment often falls in the range of $50 to $150 per session. If you’re combining the chin with other areas in the same visit, the per-unit price stays the same, but the total goes up with the number of units used overall.
Who Benefits Most From Chin Botox
The best candidates are people who see obvious dimpling or pebbling when they talk, purse their lips, or even at rest. If you clench your jaw and watch your chin in the mirror, you’ll see the cobblestone texture appear if your mentalis is overactive. That visible contraction is exactly what the treatment targets. People with a naturally short or “bunched” looking chin often see a noticeable improvement in chin shape as the relaxed muscle allows the tissue to sit more naturally.
Chin Botox won’t address acne scarring, deep structural asymmetry, or a recessed jaw. Those concerns require different treatments like filler, laser resurfacing, or surgical options. But for the dimpled, pebbly texture that shows up with expression, it’s one of the most reliable and low-commitment cosmetic fixes available.