The double chin is one of the most common cosmetic complaints I hear in my Beverly Hills practice. Diet and exercise won't touch submental fat once it settles in, and most people aren't ready to commit to a surgical procedure for what feels like a small problem.
Kybella changed that conversation. It's the first and only FDA-approved injectable specifically designed to destroy fat cells under the chin permanently. No incisions, no general anesthesia, no recovery week. The results are permanent because the destroyed fat cells cannot regenerate.
Here's what patients in Beverly Hills actually need to know before making a decision.
Kybella's active ingredient is deoxycholic acid, a naturally occurring molecule in the body that helps break down and absorb dietary fat. When injected into submental fat, it disrupts the fat cell membrane, causing the cell to break down and be naturally cleared by the body over time.
The FDA approved Kybella in 2015 specifically for reducing the appearance of moderate to severe submental fullness — the technical term for what most people call a double chin. It's manufactured by Allergan, the same company behind Botox and Juvederm.
Kybella works best for patients who:
The ideal candidate has a double chin that's bothered them for years, is otherwise happy with their facial appearance, and doesn't want surgery. That describes the majority of patients I see in Beverly Hills who are interested in Kybella.
I have to be honest with patients about situations where Kybella is a poor fit:
The FDA-approved protocol allows up to 6 treatment sessions. Clinical reality is that most patients achieve their desired result in 2 to 4 sessions:
| Submental Fat Volume | Typical Sessions Needed | Timeframe to Final Result |
|---|---|---|
| Mild to moderate | 2-3 sessions | 3-4 months |
| Moderate to severe | 3-4 sessions | 4-6 months |
| Severe | 4-6 sessions (or surgical evaluation) | 6+ months |
I typically reassess after two sessions. If a patient is seeing good reduction but wants more, we continue. If response has been minimal after two sessions, I have a frank conversation about whether surgical alternatives would be more appropriate.
Kybella is priced per vial, and the number of vials needed per session varies. Most treatment sessions use 2 to 4 vials, though patients with larger submental fat deposits may require more.
Cost factors to understand:
CoolSculpting uses controlled cooling to freeze fat cells. It can be applied to the chin area using a smaller applicator. Results take 3-4 months to appear. Multiple sessions are also often needed. Kybella has more published data for submental fat specifically, and some providers find Kybella produces more consistent contouring in the chin area. CoolSculpting has a rare side effect called paradoxical adipose hyperplasia (PAH) where fat volume increases rather than decreases — more common with larger applicators but documented with smaller ones as well.
Liposuction under local anesthesia removes fat directly in a single session. Recovery is typically 5-10 days of downtime. Results are visible within weeks. For patients with significant submental fat volume, liposuction may be more cost-effective than multiple Kybella sessions. For patients with only mild-to-moderate fat, Kybella avoids any incisions or sedation. I discuss both options at consultation and let the patient decide what fits their situation.
A neck lift addresses fat, loose skin, and platysmal banding simultaneously. It is surgery, with a recovery of 1-2 weeks. For patients who have all three concerns — fat, loose skin, and cords — a neck lift is often the most comprehensive and cost-effective solution. Kybella in a patient with significant skin laxity can actually worsen the appearance of loose skin by removing the volume that was supporting it.
I want patients to be genuinely prepared. The swelling after Kybella is more significant than most non-surgical treatments. I call it the "bullfrog phase" — the first week or two can look worse than the starting point before it gets better. Patients should:
Yes, with an important caveat. The fat cells that Kybella destroys cannot regenerate. The result is permanent from a cellular standpoint. However, if a patient gains a significant amount of weight after treatment, the remaining fat cells in the area can still expand, and new submental fullness can return.
For patients who are at a stable, healthy weight and want to maintain it, Kybella results are effectively permanent. For patients with significant weight fluctuations, I recommend addressing weight stability first or choosing a surgical option that provides more definitive correction.
The consultation is where I determine whether Kybella is the right treatment for your specific anatomy. Some patients come in expecting Kybella and leave with a plan for a neck lift. Others come in convinced they need surgery and are candidates for Kybella alone. The right answer depends on what's actually happening beneath the chin, not the category of treatment a patient has decided on before they arrive.
During the consultation, I assess your submental fat volume, skin elasticity, neck anatomy, and goals. I'll give you my honest recommendation along with alternatives, so you can make an informed decision.
Dr. Newman offers thorough consultations to determine the right approach for submental fat — whether that's Kybella, liposuction, or a surgical neck lift. Schedule a consultation at our Beverly Hills practice.