Can You Have a BBL and Breast Fat Transfer at the Same Time?

A Brazilian butt lift and fat transfer to the breasts can technically be done in the same procedure, using fat taken in one round of liposuction. In practice, it is one of the most demanding combinations in body contouring: it needs a large amount of donor fat, a long operation with a change of position, and a recovery in which the rules for the buttocks and the breasts pull in opposite directions. At Centre for Surgery, we do not combine them in one operation. The buttocks are grafted with you face down and the breasts face up, the longer operation and anaesthetic carry a higher combined risk, including blood clots, the donor fat has to be split between two areas, and the recovery rules conflict: no sitting or lying on your back for the buttocks, and no sleeping on your front for the breasts. The two are staged as separate operations instead.

This guide covers what combining a Brazilian butt lift (BBL) with fat transfer to the breasts involves: donor fat, positioning, the evidence on risk, fat survival, sleeping and garments, who suits it and the alternatives. For the volumes involved, see our guide to how much fat is transferred in a BBL.

Can You Get a BBL and Breast Fat Transfer at the Same Time?

Both operations follow the same steps: liposuction, processing to separate healthy fat cells from fluid, oil and blood, then injection in small amounts. That shared first step is why people ask about fat transfer to the breast and buttocks at the same time from one round of liposuction.

On their own, the two operations are already substantial:

• BBL: a day case under TIVA (total intravenous anaesthesia) taking 3 to 4 hours, longer at the upper end when combined with 360 liposuction. At Centre for Surgery, fat is placed only in the layer under the skin above the gluteal muscle, never into or beneath the muscle, under real-time ultrasound guidance on every BBL.
• Fat transfer to the breasts: also a day case under TIVA, taking 2 to 3 hours on its own. It typically adds half to one cup size per session.

Combining them shares the liposuction but adds a second injection phase, a change of position and extra processing. Splitting the donor fat, a longer operation and a recovery that cannot protect both areas at once are the reasons Centre for Surgery stages the two rather than combining them.

Is There a BBL for Breasts?

“BBL boobs”, “BBL for breasts” and “breast BBL” are common searches, and the closest real procedure is fat transfer breast augmentation, also called lipofilling or autologous fat grafting. It works on the same principle as a BBL: your own fat, moved from an area you would like slimmer to an area you would like fuller. There is no implant, so it avoids implant problems such as capsular contracture and rupture, and the fat that survives becomes a permanent part of the breast.

The buttock can accept a large volume of fat, but the breast holds far less, so fat transfer gives a modest increase of around half to one cup size per session. It does not lift sagging breasts, which need a breast lift as well. For more than about a cup of extra size, an implant or a hybrid of implant and fat is usually more reliable.

How Much Fat Do You Need for a BBL and Fat Transfer to the Breasts?

Donor fat is the first and usually the deciding limit. A full BBL at Centre for Surgery transfers around 1,600 to 2,000 ml of fat in total, roughly 800 to 1,000 ml per side, while a mini BBL transfers 800 to 1,000 ml. That is the volume injected, not the volume removed: the liposuction aspirate also contains the numbing fluid used during surgery, blood and oil, which are separated off and discarded, so more has to be harvested than is finally placed.

Breast fat transfer needs its own supply on top. Each breast is filled in fine layers until the tissue is comfortably full, and over-filling raises the chance of firm lumps of fat necrosis rather than giving a bigger result. When fat is shared between two areas, one of three things happens:

• You have plenty of spare fat across the abdomen, flanks, back and thighs, and both areas can receive a worthwhile volume.
• You have a moderate amount, so splitting it gives a smaller buttock change and a smaller breast change than either would achieve alone.
• You have limited fat, and dividing it risks a disappointing result in both areas.

For a BBL, a BMI of about 23 to 28 usually provides enough spare fat. If you are slimmer than this, a skinny BBL already draws on four or five donor sites to reach a modest volume for the buttocks alone, which leaves little or nothing for the breasts. Our guide to what happens if you don’t have enough fat for a BBL explains how surgeons assess this.

How Are You Positioned for a Combined BBL and Breast Fat Transfer?

Positioning is the second practical problem. Fat is injected into the buttocks with you lying face down (prone) or on your side, so the surgeon can see and reach the whole buttock and guide the cannula with ultrasound. Fat is injected into the breasts with you lying face up (supine). Liposuction itself also involves turning: the abdomen is treated face up, and the back and flanks face down or on the side.

Each turn means repositioning an anaesthetised patient, protecting pressure points, then re-preparing the skin and re-draping, which adds time. Positioning is one reason Centre for Surgery does not combine a BBL with breast fat transfer, just as it never combines a tummy tuck with a BBL: in both cases the operations are staged separately, usually 3 to 6 months apart.

Operating time matters in its own right. In a 2014 analysis of 1,753 plastic surgery cases published in the Aesthetic Surgery Journal ↗, each extra hour of surgery raised the odds of a complication by 21%. Risk was no different from the shortest operations until about 3.1 hours, then rose to 1.6 times higher, to 3.1 times higher after 4.5 hours and to 4.7 times higher after 6.8 hours^[1]. A BBL already takes 3 to 4 hours, so adding breast grafting is likely to take the total well beyond 4 hours. This is one of the main reasons Centre for Surgery stages the two.

What Are the Risks of Combining a BBL with Breast Fat Transfer?

Fat embolism. The most serious BBL risk is fat entering the large veins deep in or under the gluteal muscle and travelling to the lungs. After an international task force reported a mortality rate of around 1 in 3,448 in 2017, surgeons changed technique, and a follow-up survey found that the rate of any pulmonary fat embolism fell from 1 in 1,030 to 1 in 2,492, with mortality trending down to around 1 in 14,952. Over the same period, the proportion of surgeons injecting into deep muscle dropped from 13.1% to 0.8%^[2]. The original task force found that injecting into deep muscle was linked to a significantly higher rate of fatal and non-fatal fat embolism^[3]. Combining operations does not change the injection plane, but it means a longer anaesthetic and more fat handled. Our guides to BBL risks and ultrasound-guided BBL explain the safety principles in detail.

Blood clots. Deep vein thrombosis and pulmonary embolism are uncommon after cosmetic surgery, but combined operations raise the risk. A 2017 cohort study of 129,007 cosmetic surgery patients in the Aesthetic Surgery Journal ↗ found a clot rate of 0.20% after combined procedures compared with 0.04% after single procedures. Combined procedures carried 2.4 times the risk, and the highest rate of all, 0.28%, was seen after combined body and breast procedures, against 0.01% for breast procedures alone^[4].

Other major complications. In a study of 31,010 liposuction procedures from the same database, liposuction alone had a major complication rate of 0.7%. Adding other procedures was the strongest predictor of a major complication, with 4.81 times the risk, and combined procedures had higher rates of blood clots, lung complications and infection^[5]. Similarly, in 73,608 cosmetic breast operations, adding a tummy tuck to any breast procedure increased the risk of major complications^[6]. Neither study looked at BBL with breast fat transfer specifically, but both point the same way.

Breast-specific risks. Some grafted fat in the breast does not survive and can form firm lumps (fat necrosis), oil cysts or calcifications. In a systematic review of 3,565 women having cosmetic breast fat grafting, the overall complication rate was 17.2%, most often areas of firmness, and mammograms showed micro-calcifications in 9.0% and macro-calcifications in 7.0%^[7]. These are usually benign, but you should always tell your mammographer you have had fat transfer. Harvesting enough fat for two areas also means more liposuction, with more bruising, swelling and fluid shifts.

Does Fat Survive Better in the Breasts or the Buttocks?

Grafted fat cells must pick up a new blood supply in the first weeks, and those that do not are reabsorbed. Surviving fat is permanent from around 6 months and changes with your weight. The figures are similar for both areas:

• Breasts: around 60 to 70% of the transferred fat typically survives. A 2016 systematic review of 22 studies in the Aesthetic Surgery Journal ↗ found a mean volume retention of 62.4%, ranging from 44.7% to 82.6% between studies, with 92% of patients satisfied^[7].
• Buttocks: around 50 to 70% survives, and 30 to 50% is reabsorbed, which your surgeon plans for by over-filling slightly. In a 2024 prospective study of ultrasound-assisted gluteal fat grafting in the layer above the muscle, 3D imaging showed 77.9% of the volume retained at 3 months and 64.7% at 6 months^[8].

What differs is how each area is protected. The buttocks must be kept off pressure from sitting and lying on your back; the breasts from lying on your front and tight clothing. Smoking and weight loss reduce survival in both. Protecting both at once is where combined recovery becomes difficult.

How Do You Sleep After a BBL and Breast Fat Transfer?

After a BBL, you sleep on your front or side for 2 weeks, not on your back, to keep pressure off the new fat. After fat transfer to the breasts, you must not sleep on your front for 2 weeks, as pressure on newly grafted fat reduces how much survives. Combined, the only position left for those 2 weeks would be your side, one more reason Centre for Surgery stages the two operations.

Practical ways to manage side sleeping:

• Alternate sides, with a pillow between your knees and another behind your back so you do not roll on to it.
• Hug a long body pillow to keep weight off the breasts.
• If fat has been placed in the hips or outer buttock, ask your surgeon how long you can lie on each side.

Sitting is restricted too. You should not sit directly on your buttocks for 2 weeks after a BBL, so have a BBL cushion ready before surgery for any time sitting cannot be avoided, such as travel home. Keep toilet visits brief and lean forward, without a cushion. Our guides on how to sleep after a BBL and when you can sit after a BBL cover this in more detail.

What Compression Garments Do You Wear After a BBL and Breast Fat Transfer?

Garments are the second recovery conflict. After a BBL, you wear a compression garment day and night for 6 weeks over the liposuction areas, cut so that the buttocks are left free. After fat transfer to the breasts, you wear a compression garment over the donor areas and a post-surgical bra for 6 weeks that is supportive but never tight.

Combined, the garments would have to avoid both grafted areas, as a bodysuit that compresses the chest or covers the buttocks would press on new fat. Staging avoids this conflict: after the BBL you wear a waist and thigh garment that leaves the buttocks free, and after breast fat transfer a donor-area garment with a soft post-surgical bra. Compression garments are bought separately. The fat transfer to breasts recovery guide explains what to look for in a post-surgical bra.

How Long Is Recovery After a BBL and Breast Fat Transfer?

With the two staged, each operation has its own recovery. The BBL is the slower of the two; as a guide:

• Week 1: home the same day with a responsible adult for 24 hours, walking from day 1. Swelling peaks at 3 to 5 days.
• Weeks 1 to 2: 1 to 2 weeks off work, with desk work from about day 7 only if you can avoid sitting on your buttocks. Wound check at 7 to 14 days.
• Weeks 3 to 6: short spells of normal sitting and light cardio such as walking (not cycling) from week 3. No driving for 4 weeks.
• From week 6: surgeon review, garments off and full exercise including weights and upper-body work.

Most of the result shows by 3 months, and the final shape of both areas settles at 3 to 6 months. Do not diet during this time, as weight loss directly reduces how much fat survives.

Centre for Surgery runs regular post-operative pain audits, and combining TIVA with local anaesthetic has minimised or even eliminated opioid use after surgery for many patients. You have your surgeon’s direct number for the first 24 hours.

Call 999 if you have breathlessness, chest pain or cough up blood, as these can be signs of a clot or fat embolism. Call the clinic, or NHS 111 out of hours, if you develop calf pain or swelling, a fever, or a red, hot incision.

Who Is Suitable for a BBL and Breast Fat Transfer at the Same Time?

Centre for Surgery does not perform the two in one operation, but you are more likely to suit a staged plan for both if you:

• are 18 or over, in good general health and not pregnant or breastfeeding;
• have generous spare fat across several donor areas: a BMI of about 23 to 28 usually gives enough for a BBL alone, so you need fat to spare beyond that;
• have had a stable weight for at least 3 months, or 6 to 12 months after major weight loss;
• want a modest breast increase of around half to one cup, without significant sagging;
• can stop smoking and nicotine, including vaping, for 4 weeks before and 4 weeks after surgery;
• can manage 2 weeks without sitting on your buttocks after the BBL, with help at home.

It is less likely to suit you if you are slim, want a large change in either area, need a breast lift, or have a higher risk from anaesthesia or blood clots. An oestrogen-containing pill or HRT may need pausing 4 weeks before surgery.

Should You Stage a BBL and Breast Fat Transfer?

At Centre for Surgery, a BBL and breast fat transfer are always staged, which is the safer and more predictable route. Doing them separately means:

• Two shorter operations instead of one long one.
• All your first-stage fat goes to the area that matters most to you.
• Each recovery has one set of rules, with no conflict over sleeping or garments.
• You see the first result before deciding on the second.

The trade-offs are a second anaesthetic, recovery and fee. Many people start with the BBL, which needs the larger volume, then have breast fat transfer once it has settled; areas already treated by liposuction can be harder to harvest again, which your surgeon will plan for. A gap of 3 to 6 months lets swelling settle and the grafted fat stabilise.

Tap to reveal

Real Centre for Surgery patient, photographed at least six months after BBL surgery.

You can see more results in our BBL before and after photos. Individual results vary.

What Are the Alternatives? Breast Implants Plus a BBL

If you do not have enough fat for both areas, or you want more breast volume than fat can provide, the main alternatives are:

• Breast implants and a BBL. All your spare fat goes to the buttocks and an implant provides the breast volume. Breast augmentation with implants uses Silimed silicone implants, takes around 90 minutes under TIVA and gives a larger, more predictable increase than fat. These are not done in one operation either: breast implant surgery usually means sleeping on your back, which a new BBL does not allow, and the longer combined operation would carry a higher risk of complications. The two are staged, usually 3 to 6 months apart.
• Hybrid breast augmentation and a BBL. Hybrid breast augmentation uses a smaller implant with a layer of fat over it, needing less fat than fat-only augmentation. It is staged separately from the BBL in the same way.
• A mini BBL. Using 800 to 1,000 ml of fat from two donor areas may leave other donor areas for a later breast fat transfer, if your surgeon thinks a staged plan is reasonable.

Frequently Asked Questions

Brazilian Butt Lift in London

BBL surgery and fat transfer to the breasts at Centre for Surgery are performed by GMC-registered surgeons at our CQC-regulated Baker Street hospital, rated Good overall by the CQC. Every BBL is a day case under TIVA, with fat placed only above the gluteal muscle under real-time ultrasound guidance. If you would like both a fuller bottom and fuller breasts, your surgeon will examine every donor area and plan the two as separate, staged operations, or advise whether implants would serve you better. The consultant who assesses you performs your surgery, further consultations before surgery are free, and we recommend a two-week cooling-off period before you go ahead. Your initial consultation is £100, redeemable against the cost of surgery if you go ahead.

Phone: 020 7993 4849 | Address: 95–97 Baker Street, Marylebone, London W1U 6RN
Contact us to schedule a consultation

References

1. Hardy KL, Davis KE, Constantine RS, et al. The impact of operative time on complications after plastic surgery: a multivariate regression analysis of 1753 cases. Aesthetic Surgery Journal 2014;34(4):614–622. doi:10.1177/1090820X14528503 ↗
2. Rios L, Gupta V. Improvement in Brazilian butt lift (BBL) safety with the current recommendations from ASERF, ASAPS, and ISAPS. Aesthetic Surgery Journal 2020;40(8):864–870. doi:10.1093/asj/sjaa098 ↗
3. Mofid MM, Teitelbaum S, Suissa D, et al. Report on mortality from gluteal fat grafting: recommendations from the ASERF Task Force. Aesthetic Surgery Journal 2017;37(7):796–806. doi:10.1093/asj/sjx004 ↗
4. Winocour J, Gupta V, Kaoutzanis C, et al. Venous thromboembolism in the cosmetic patient: analysis of 129,007 patients. Aesthetic Surgery Journal 2017;37(3):337–349. doi:10.1093/asj/sjw173 ↗
5. Kaoutzanis C, Gupta V, Winocour J, et al. Cosmetic liposuction: preoperative risk factors, major complication rates, and safety of combined procedures. Aesthetic Surgery Journal 2017;37(6):680–694. doi:10.1093/asj/sjw243 ↗
6. Gupta V, Yeslev M, Winocour J, et al. Aesthetic breast surgery and concomitant procedures: incidence and risk factors for major complications in 73,608 cases. Aesthetic Surgery Journal 2017;37(5):515–527. doi:10.1093/asj/sjw238 ↗
7. Groen JW, Negenborn VL, Twisk JWR, et al. Autologous fat grafting in cosmetic breast augmentation: a systematic review on radiological safety, complications, volume retention, and patient/surgeon satisfaction. Aesthetic Surgery Journal 2016;36(9):993–1007. doi:10.1093/asj/sjw105 ↗
8. Wang B, He P, Zhao R. B-ultrasound-assisted gluteal fat grafting in Asians: a prospective study of quantitative results from three-dimensional imaging and B-ultrasound analysis. Journal of Plastic, Reconstructive and Aesthetic Surgery 2024;94:12–19. doi:10.1016/j.bjps.2024.04.035 ↗

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