Genetics plays a role in where your body stores fat, and for many people in Singapore, that includes beneath the jawline, regardless of overall weight. Submental fullness, the term for a double chin, develops when fat builds up in this area, often alongside skin laxity that softens the natural angle between chin and neck. This guide walks through the main treatment approaches available today, so you can better understand which may suit your anatomy.
What’s driving your submental fullness, fat, skin laxity, or both, helps determine which treatment option may be most appropriate:
The right approach depends on whether fat, skin laxity, or both are driving your submental fullness, and these are the main non-surgical options available today.
Deoxycholic acid injections break down fat cells directly, using a synthetic form of a bile acid the body naturally produces. Many people need two to four sessions spaced four to six weeks apart, with swelling and firmness lasting one to two weeks each time. Because the affected fat cells don’t regenerate, results are generally long-lasting provided weight remains stable. Suited to moderate fat with reasonably elastic skin; those with more laxity may need additional treatment.
A specialised applicator cools fat cells to trigger their natural breakdown over the following weeks, with minimal downtime and no anaesthesia required. Visible reduction typically appears within two to three months, continuing to develop through months four to six. One or two sessions produce a noticeable improvement for many patients, though individual responses vary.
These energy-based treatments address skin laxity rather than fat volume. Radiofrequency heats the dermis to contract existing collagen and stimulate new production; HIFU penetrates deeper to the same structural layer targeted in surgical facelifts. Sessions run 30 to 60 minutes, with results developing progressively over three to six months. Can work for mild to moderate laxity.
Absorbable PDO threads create an immediate mechanical lift while stimulating collagen along the thread pathway, dissolving within four to six months. A liquid PDO thread lift combines this with injectable biorevitalisers to help sharpen the cervicomental angle and reduce jowling. The procedure takes 30 to 45 minutes under local anaesthesia, with results generally lasting 12 to 18 months and repeatable as effects fade.
A combination approach may produce a more complete outcome in some cases. One common protocol starts with fat-dissolving injections or cryolipolysis to reduce volume, followed by radiofrequency or ultrasound treatment once initial swelling resolves, to tighten the overlying skin. Thread placement can then add structural definition.
Timing between treatments matters. Fat reduction treatments cause inflammation that generally needs to settle before energy-based treatments can accurately target the skin. Spacing treatments six to eight weeks apart allows time to assess interim results and adjust subsequent treatment parameters if needed.
A doctor can help design a sequenced treatment plan based on your specific anatomy, goals, and budget, spreading treatments over several months where appropriate.
Medical practitioners emphasise that treatment selection should always be guided by individual anatomical assessment rather than popular trends. Accurately distinguishing whether fat volume, skin laxity, or structural bone projection is the primary contributing factor determines whether a single modality or a sequenced combination plan will better serve the candidate.
When evaluating submental fullness, a comprehensive assessment evaluates all tissue layers. Candidates with predominant skin laxity may be guided toward energy-based devices such as micro-focused ultrasound with visualisation, whereas candidates with localised fat deposits may be assessed for fat-focused modalities.
While no single habit eliminates a double chin, a few measures can support your results and slow further fullness.
How long do results from fat-dissolving injections last?
Results are generally long-lasting because the fat cells broken down by treatment do not regenerate. That said, remaining fat cells can enlarge with significant weight gain, which may bring back some submental fullness. Maintaining a stable weight helps preserve results.
Is there any downtime after double chin treatments?
Downtime varies by treatment. Fat-dissolving injections generally cause swelling lasting one to two weeks. Cryolipolysis involves minimal downtime with temporary numbness. Energy-based skin tightening typically allows a fairly quick return to activities, with brief redness. Thread lifts generally require around a week of reduced activity.
Can non-surgical treatments achieve results comparable to liposuction?
For moderate submental fat with good skin elasticity, non-surgical fat reduction may produce a comparable reduction in volume to liposuction. However, larger fat deposits or more significant skin laxity may see a better outcome with a surgical approach. A consultation can help determine which approach may suit your anatomy.
At what age should I consider treatment for a double chin?
Treatment timing generally depends on when submental fullness becomes a concern and whether non-surgical options can address it. Younger patients typically have better skin elasticity, which can make them suitable candidates for fat reduction alone. More mature patients may benefit from a combination approach.
How many treatment sessions will I need?
The number of sessions generally depends on the method chosen and the amount of correction needed. Fat-dissolving injections typically require two to four sessions. Cryolipolysis often needs one to two sessions. Skin tightening may involve one to three sessions. A doctor will outline the expected number of sessions during your consultation.
Working out the underlying cause, whether it is excess fat, skin laxity, or both, is generally the first step toward an effective treatment plan. Fat-dissolving injections and cryolipolysis can meaningfully reduce submental fat, while radiofrequency and ultrasound devices tend to address skin quality and contour instead. For many patients, a sequenced combination approach tailored to their specific anatomy tends to produce results, though individual results vary.
If you are experiencing persistent submental fullness or progressive jawline laxity that has not responded to weight management, you are welcome to arrange a consultation with our aesthetic doctor to discuss which treatment approach may be appropriate for your anatomy.
Every patient is important to me! The most delightful aspect of my profession is to see the satisfaction of my patients and the biggest earning in my career is the patients trust on me.
Dr. Sam has many years of experience in the aesthetic medicine and has worked with industry professionals for more than a decade.
After earning his Bachelor of Medicine and Bachelor of Surgery (MBBS), Dr. Sam advanced his specialized training with a Professional Diploma in Dermatology from the Royal College of Physicians of Ireland. Coupled with his background in Anaesthesia, ICU management, and chronic pain care, this experience ensures aesthetic procedures are conducted safely and with minimal patient discomfort.
Dr. Sam’s Passion and desire in aesthetic medicine made him to work hard in mastering skills & obtaining required certifications to become an aesthetic physician.
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