How to Fill in Wrinkles on Face | Dermal Fillers Explained

Wrinkles form for two different reasons, and knowing which one drives yours determines whether a filler will actually help. Lines that remain visible when your face is relaxed—the creases around your mouth, nose, and chin—come from volume loss, and that’s exactly what injectable fillers address. Crow’s feet and forehead lines that only appear when you smile or frown come from muscle movement, and those respond better to botulinum toxin injections. For the static wrinkles and deeper folds, dermal fillers are the standard treatment: a clinician injects a gel substance directly into the crease to plump it from within.

Types of Fillers Used for Facial Wrinkles

Hyaluronic acid is the most common choice for wrinkles because it attracts and holds water, adding immediate volume that feels natural. Calcium hydroxylapatite and poly-L-lactic acid are also used; the latter works gradually by stimulating your own collagen production. Polymethyl methacrylate and autologous fat—fat taken from another part of your body—round out the approved options for specific cases.

The best choice depends on your wrinkle depth, skin type, and the treated area. A board-certified dermatologist or plastic surgeon decides which product fits your needs after examining your face.

The Injection Procedure: What Actually Happens

Getting fillers is an outpatient procedure that usually takes between 10 and 45 minutes, depending on how many areas you’re treating. Mayo Clinic notes that patients typically receive numbing medicine beforehand, and sometimes the filler itself is mixed with a numbing agent to keep you comfortable during placement.

The clinician applies the filler directly into the crease or fold, carefully shaping it to fill the wrinkle and restore contour. Many providers apply a topical anesthetic cream first and let it sit before injecting. You’ll see results immediately, though mild swelling can temporarily obscure the final outcome.

A touch-up injection is sometimes needed after the initial swelling subsides, so plan for a follow-up visit if your provider recommends one.

Which Wrinkles Fillers Fix Best

Fillers excel at treating static wrinkles—the lines that stay visible when your face is completely relaxed. The most commonly treated areas include nasolabial folds, the prominent creases running from your nose to the corners of your mouth, along with lines around the mouth and chin. Cheeks, lips, under-eye hollows, and the jawline all respond well to volume restoration.

If your wrinkles only appear during facial expressions, fillers will disappoint you. Cleveland Clinic distinguishes between wrinkles that remain at rest, which may need filler, and those driven by muscle movement, which respond better to botulinum toxin injections. Some patients need both treatments: filler for the static lines they already have, and botulinum toxin to prevent new ones from forming.

Expected Results and Duration

Results are immediate and temporary. Most fillers last between six months and two years, depending on the product used, the area treated, and your own metabolism. Repeat injections are part of the maintenance routine—there’s no permanent fix. Plan for your results to fade gradually rather than disappearing suddenly, and schedule touch-ups before the effect fully wears off.

Recovery, Cost Considerations, and Alternatives

Common short-term effects include mild discomfort, bruising, and swelling that can last up to a week. Most people return to normal activities the same day, though you’ll want to avoid pressing on the treated areas until the filler settles. Results vary by skin type, product, and treated region, so your experience may differ from someone else’s.

Fillers aren’t your only option for smoother skin. Prescription retinoids reduce fine wrinkles over weeks or months but increase sun sensitivity, making daily sunscreen essential. Botulinum toxin relaxes expression muscles for about three to six months. Microneedling stimulates collagen and can soften wrinkles without injections.

If you’re ready to move forward, our tested roundup of the best face wrinkle fillers compares today’s top options so you can choose with confidence.