How do you define and sharpen the jawline?
“A defined jawline usually needs two things handled together: structure and skin tightness. To rebuild a crisp border I use dermal fillers and Radiesse along the jaw and chin — Radiesse is FDA-approved for jawline contour and stimulates your own collagen for a firmer, lasting line. Where the issue is early softening or jowling, RF microneedling and Density tighten the lower face with little downtime and pair beautifully with the filler work. Two additions I reach for often: a neuromodulator to relax the platysma bands that pull the jawline down (a Nefertiti lift) and, in the right candidate, to slim an overdeveloped masseter for a more tapered shape (relaxing the masseter can worsen jowling in laxity-prone skin, so I screen carefully). I always balance it to your whole face, and finish with medical-grade skincare and daily sun protection so the result lasts.”
— Deborah Lenchus, MSN, APRN
Medically reviewed by Deborah Lenchus, MSN, APRN · Last reviewed July 2026.
A defined jawline reads as youthful and balanced. Whether your goal is sharper definition, softening a heavy or square jaw, or restoring a jawline that has softened with age, non-surgical options can help.
Best treatments for jawline definition
- Radiesse — builds structure and sharpens the jawline with immediate contour plus collagen.
- Jawline filler & facial balancing — defines and balances the lower face.
- Masseter Botox — slims a heavy, square jaw and can relieve clenching.
Deborah’s Clinical Perspective
A sharp jawline is really about structure and support, so I assess two things: the underlying framework and the quality and tightness of the skin over it. When the border has softened from volume loss, dermal fillers and Radiesse along the jaw and chin rebuild projection and draw a clean line — Radiesse is FDA-approved for jawline contour and has the bonus of stimulating your own collagen for a result that keeps improving. When the problem is early jowling or laxity, I turn to energy: RF microneedling and Density tighten the lower face and improve skin quality with little downtime, and they pair beautifully with the biostimulator work. Two tools people do not always expect make a real difference here — relaxing the platysma bands that tether the jawline downward, a Nefertiti lift with a neuromodulator, and slimming an overdeveloped masseter to taper a heavy, square jaw. One important caution I always weigh: relaxing the masseter is not right for everyone — in patients who already have some jowling or looser skin, softening that muscle can actually worsen jowling and lower-face sagging, so I assess skin elasticity and candidacy carefully before recommending it. If the softness is actually submental fullness under the chin, that is a separate, fat-focused conversation. Everything is balanced to your whole face so the jaw looks natural rather than overdone, and daily skincare and sun protection guard the collagen we work so hard to build.
Why LuXe
Every treatment is performed personally by nurse practitioner Deborah Lenchus, MSN, APRN — never a technician — at our Davie studio serving Weston, Cooper City, Plantation, Pembroke Pines, Southwest Ranches, and Fort Lauderdale.
FAQ
Can you get a defined jawline without surgery?
Yes — Radiesse, filler, and masseter Botox can define, balance, or slim the jaw non-surgically for suitable candidates.
Does masseter Botox help clenching?
Yes, it can slim the jaw and relieve teeth-clenching and jaw tension.
Book a consultation in Davie & Weston.