Jawline filler is an injectable treatment placed along the lower jawbone (mandible), from the chin to just in front of the ear. It is often called chin filler too, and the goal is a clearer jawline and a more balanced lower face.

With age, bone support decreases, soft tissues shift downward and the jawline becomes less defined. Some people also have a naturally small or receding chin. Both can make the face look rounder and more tired in profile.

High-density hyaluronic acid fillers or calcium hydroxylapatite fillers are usually used. The product is chosen at your consultation based on your tissues and goals. For other areas, see our facial fillers page.

Jawline filler does not change your bone structure and is not a substitute for surgery. By filling small hollows along the jaw and bringing the chin forward, it can help the profile look more balanced; where skin is noticeably loose, other methods may be added.

Chin and jawline filler is popular with women and men. Candidates usually have:

• A soft or undefined jawline: The transition between face and neck looks blurred in profile.
• A small or receding chin: The lower face sits back compared with the nose and lips.
• Volume loss in the lower face: Early hollowing and sagging along the jaw with age.
• A preference for non-surgical options: People who want a treatment without a recovery period.

For men, jawline filler is usually planned for a more angular, defined jaw. For women, a softer, slimmer line that supports a “V” shape is generally preferred. In the Facial Architecture (Yüz Mimarisi®) approach, the jawline is assessed together with your overall facial proportions so the result fits the rest of your face. If the cheeks have lost volume too, the mid-face can also be supported with filler.

A facial analysis of bone structure, soft tissue and asymmetry comes first, and injection points are marked accordingly.

Stopping blood-thinning medicines and supplements such as aspirin, high-dose omega-3 and vitamin E for a few days beforehand, after checking with your doctor, lowers the risk of bruising. Avoiding alcohol the day before is also recommended.

1. The skin is cleansed and an anesthetic cream is applied. Most fillers also contain a local anesthetic.
2. Filler is placed on the bone or in the deep tissue with a fine needle or a blunt-tipped cannula. A cannula helps reduce bruising.
3. The chin, the jaw angle and the line between them are shaped one by one.
4. Symmetry is checked, and the filler is gently massaged into place if needed.

The procedure takes about 20–30 minutes and the change is visible right away. Because of mild swelling, the final look usually appears within 10–14 days, when a follow-up visit is planned. Treatment should be done with licensed products by a doctor who knows facial anatomy well.

You can return to daily life straight after jawline filler. A few precautions in the first days help the filler settle:

• Avoid strenuous exercise, alcohol and very hot drinks for 24 hours.
• Avoid chewing very hard food and pressing on the jaw for a few days.
• Skip saunas, steam rooms and facial massage for a week.
• Try not to sleep face down.

The most common side effects are mild swelling and bruising at injection points, which usually fade within 3–5 days. The jaw may feel tender when chewing, and the filler may feel firm for a few days before it softens. Keeping your head slightly raised on the first night and applying cold compresses at short intervals can help swelling settle.

Infection and filler entering a blood vessel are rare but need prompt treatment. If you notice whitening or purplish discoloration of the skin, or increasing pain, contact your doctor without delay.

Chin and jawline filler is temporary. Depending on the density of the product and your metabolism, results usually last around 12–18 months. Because the jawline moves relatively little, filler breaks down more slowly here than in mobile areas such as the lips.

The main factors are:

• Product type: Denser fillers generally stay in place longer.
• Metabolism: Filler may break down sooner in people with a fast metabolism.
• Lifestyle: Intense exercise, smoking and frequent sauna use can speed it up.

Small top-ups before the filler has fully dissolved help maintain the jawline with less product. Hyaluronic acid fillers can be dissolved with a special enzyme if needed. When the filler has gone, the jawline returns to how it looked before.