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Risks and recovery · Last reviewed 27 June 2025
Written and maintained by the Clinics for Kings editorial desk·Edited by Morten Andersen & Fredrik Filipsson
Fact-checked against the cited medical and cost sources by the Clinics for Kings editorial desk·General information, not a clinician’s review — always consult a licensed doctor.

Buccal fat removal risks and recovery, explained honestly.

The real complications, including nerve and salivary duct injury and the long term risk of over removal, an honest recovery, and the part that gets harder when you heal in another country.

General health information, not medical advice, and not a substitute for a qualified doctor. Always consult a licensed professional before making any decision.
About 3 wks
Initial healing
final result takes months
Under 1%
Facial nerve weakness
usually temporary
Permanent
Cannot be reversed
removed fat stays gone
The one honest thing
Most issues like swelling and jaw tightness are temporary. The real concern is removing too much, which can show years later.
Quick answer

How risky is it?

Buccal fat removal is generally considered safe when performed by a trained surgeon in an accredited facility, and most side effects are minor and temporary. A 2025 systematic review found that about one in four patients had a postoperative complication, most commonly transient swelling, jaw tightness, and soreness. Facial nerve weakness was reported in under one percent of cases. Initial healing takes about three weeks.

Risk figures here are drawn from published clinical sources and reviewed June 2025. Individual risk depends on your health, the surgeon, and how much fat is removed. This is information, not medical advice.

Risks and safety

What can go wrong.

Buccal fat removal is generally considered safe in trained hands, but it works near the facial nerve and the salivary duct, and it cannot be reversed. Most problems are minor and temporary. The biggest long term risk is taking out too much.

Common and usually temporary

Swelling, jaw tightness, and soreness are the most frequently reported effects, with swelling the most common. They peak in the first days and usually settle over a couple of weeks.

Infection

Because incisions are inside the mouth, infection is possible and is one reason mouth hygiene and a soft diet matter early on. Reported infection rates vary between studies.

Facial nerve injury

A branch of the facial nerve runs nearby, so weakness affecting the smile can occur. Published reviews put facial nerve weakness at under one percent, and it is usually temporary, but it can rarely last.

Salivary duct injury

The parotid duct, which carries saliva, crosses over the buccal fat pad in many people. If it is injured, saliva can collect and cause a swelling that needs treatment. An experienced surgeon plans around this risk.

Over removal and premature ageing

Taking out too much fat can leave the cheeks looking hollow and gaunt, an effect that often worsens with age as the face naturally loses volume. Because the result is permanent, this is the risk that needs the most careful judgement.

The recovery timeline

Healing, week by week.

01

First few days

Swelling and jaw tightness peak in the first three days. You keep to a soft or liquid diet, use the mouth rinses you are given, rest, and watch for any sign of infection.

02

1 to 2 weeks

Swelling eases and eating becomes more comfortable. Many people return to non physical work around a week, though the cheeks still feel full and a little tight.

03

About 3 weeks

Initial healing of the incisions is usually complete by around three weeks and most visible swelling has settled, though the face is not yet at its final shape.

04

2 to 6 months

Deeper swelling resolves and the slimmer contour appears gradually over several months, when the result can be properly judged.

The follow up problem

An infection, a salivary duct problem, or a concern about how much was removed is harder to manage once you are home from abroad. Agree before you travel how reviews will be handled, and keep your operation notes.

Flying and the early window

Because early infection or a problem tends to show in the first days, surgeons usually advise staying nearby before flying. Ask how long to wait and follow the guidance you are given.

How to lower your risk

What is in your control.

The surgeon, the facility, and how much fat is removed matter most. Your preparation and aftercare do the rest.

The biggest factors are the surgeon, the facility, and a careful decision about how much fat to remove, which is why the choosing questions matter so much. A conservative approach lowers the long term risk of looking hollow. Beyond that, your own preparation helps. Disclosing all medicines and conditions and following any antibiotic or mouth rinse plan reduce the risk of infection.

Afterwards, keeping the mouth clean, eating a soft diet at first, resting, avoiding strain in the early days, attending reviews, and reporting anything unusual early all protect you.

If anything feels wrong, spreading redness, increasing pain, fever, a bad taste or discharge in the mouth, a swelling that worsens when you eat, or new facial weakness, seek medical help straight away rather than waiting for a scheduled review.

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Common questions

The things everyone asks.

Is buccal fat removal safe?

It is generally considered safe when done by a trained surgeon in an accredited facility. A 2025 systematic review found about one in four patients had a postoperative complication, most commonly transient swelling, jaw tightness, and soreness. Serious complications are uncommon.

What is the most serious risk?

Facial nerve injury and salivary duct injury are the serious surgical risks, both uncommon. The most important long term risk is removing too much fat, which can leave the face hollow as you age and cannot be reversed.

How long does recovery take?

Most people return to non physical work in about a week. Swelling and jaw tightness are worst in the first days, initial healing takes about three weeks, and the final slimmer shape appears over several months.

Can it cause a hollow or aged look?

Yes, if too much fat is removed. Faces naturally lose volume with age, so an aggressive result can look gaunt over time. A conservative, well judged approach lowers this risk.

When can I fly home?

Because early infection or a problem tends to show in the first days, surgeons usually advise staying nearby for a short while. Follow your clinic's specific guidance and plan extra nights into your trip.

Keep reading

Where to go next.

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