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Procedure guide · Buttocks & Hip
Fat Transfer to the HipsFat transfer to the hips harvests fat by liposuction from the abdomen, waist or thighs, purifies it, and injects it beneath the skin over the outer hip. It widens the outline and fills the hollow at the side, and because the harvest narrows the waist, the contrast contributes as much as the volume. Roughly half to two thirds survives permanently, so the result is judged at 3 to 6 months.
Fat transfer to the hips harvests fat by liposuction from the abdomen, waist, lower back or thighs, processes it to separate viable tissue from fluid and oil, and injects it beneath the skin over the outer hip. It is the standard way of widening the hip outline and filling the hollow at the side, and it is rarely performed on its own.
The operation has two halves that both shape the result. The harvest narrows the waist, flanks and lower back, and that narrowing is responsible for a large part of what reads as fuller hips. The graft adds the volume. A surgeon treating the liposuction purely as a way of obtaining fat tends to produce results that are wider without being better proportioned.
Unlike gluteal grafting, fat transfer to the hips does not carry the specific danger that made the buttock operation notorious. The large veins capable of carrying fat to the lungs run through the gluteal muscle, and the outer hip is a different territory where fat sits beneath the skin, well away from them. Where the same operation grafts the buttocks too, which is usual, that part remains exactly as demanding and the injection plane questions apply to it.
What limits the hip instead is tissue cover. There is very little padding between skin and bone here, so a nodule of fat necrosis that would pass unnoticed on the buttock can be felt easily, and irregularity shows more readily. Fat is therefore placed in many fine passes rather than in clumps, and accepting a modest, well-distributed volume gives a better result than forcing in the largest fill one session could deliver.
Graft survival follows the usual rules and is decided by handling rather than luck. Fat suctioned at high pressure arrives damaged; fat over-processed or left sitting loses viability; fat injected in large boluses has no blood supply at the centre and dies there. Roughly half to two thirds survives, settled by 3 to 6 months, and what survives is permanent.
Because that surviving fat is your own tissue with its own blood supply, it behaves like the rest of your body fat afterwards. It grows and shrinks with weight, which makes a stable weight the single thing that protects the result and is a good reason to reach your intended weight before the operation rather than after.
Whether one session is enough depends on how much width is wanted. A modest improvement is usually achieved in one; a noticeable change in outline frequently needs two, months apart, because the tissue will only support so much graft with a good blood supply at a time. A surgeon proposing two sessions is applying that limit rather than selling a second operation.
The recovery turns on side-lying rather than sitting. The outer hip takes your body weight when you lie on your side, and pressure kills fat that has not yet established a blood supply, so sleeping is on the back or front for 2 to 3 weeks. Habitual side-sleepers find this the most disruptive part of the whole process, and practising the position beforehand genuinely helps.
Where the buttocks are grafted in the same operation, both restrictions apply at once: no sitting directly on the buttocks and no lying on the side. Between them there are very few comfortable positions for the first fortnight, and the combined operation also needs considerably more donor fat, which is a real constraint for leaner patients and sometimes forces a choice between the two areas.
Surgeons look for these points at the consultation.
Fat transfer to the hips suits adults at a stable weight with narrow hips or a hollow at the side, with enough fat on the abdomen, waist or thighs to harvest, in good health, who do not smoke, and who accept that the result is judged at 3 to 6 months after part of the graft is absorbed.
Reasons a good surgeon will ask you to wait or choose something else.
Fat transfer to the hips is avoided in smokers who will not stop, in patients too lean to provide donor fat, in unstable weight or planned weight loss, in a history of blood clots, and where expectations of width exceed what one session can safely deliver.
Ask your surgeon which technique they recommend for you and why.
Fat is suctioned gently and handled as little as possible, because cells damaged during harvest do not survive the transfer.
Fat is laid down in many thin passes beneath the skin over the outer hip, so each parcel sits close to a blood supply rather than in a clump.
Hips and buttocks are grafted in one operation from a single harvest, so the outline is treated as a whole.
Volume is built across two operations months apart, each grafting only what the tissue can support with a good blood supply.
Step by step, from arrival to discharge.
Before fat transfer to the hips the surgeon examines how much fat can be harvested and marks the outline standing, since both determine the achievable result.
The waist, flanks and lower back are marked upright, because narrowing them contributes as much to the hip outline as the graft itself.
Fat is suctioned gently, since cells damaged by aggressive harvesting do not survive the transfer and are simply absorbed.
Blood, tumescent fluid and oil are separated out, so the volume injected is living tissue rather than fluid that will disappear within days.
Fat is laid down in many thin passes beneath the skin over the outer hip, which matters more here than elsewhere because tissue cover is thin.
Garments are fitted to the harvested areas but not over the graft, because pressure on newly placed fat reduces how much survives.
Frequencies follow published guidance; your personal risk depends on your health and the surgeon.
Fat transfer to the hips does not carry the specific danger that makes gluteal grafting so demanding, because the large veins that can carry fat to the lungs run through the gluteal muscle rather than the outer hip. Fat here is placed beneath the skin, well away from that territory. Where hips and buttocks are grafted in the same operation, though, the gluteal part is exactly as demanding as it would be alone, and the injection plane questions apply to it unchanged.
What shapes the risks at the hip instead is thin soft tissue cover. There is little padding between skin and bone here, so grafted fat that fails and forms a nodule of necrosis is felt rather than hidden, and irregularity shows more readily than it would on the buttock. That is an argument for fine-layer injection over bulk placement, and for accepting a smaller volume well distributed rather than a larger one forced in. The donor sites carry their own familiar complication: dents at the waist and flanks, easier to create than to correct, and the thing patients most often want revised.
A third to a half of the fat transferred to the hips is absorbed over the first months, which is why surgeons over-graft slightly and plan for a possible second session.
Marked at the hips and at the donor sites after fat transfer to the hips, settling over 6 to 8 weeks with firmness that softens over 2 to 3 months.
Grafted fat that fails to establish a blood supply dies and forms firm lumps, which are more noticeable at the hip because tissue cover is thin.
The two sides differ to begin with and absorb different proportions of graft, which a top-up session corrects at around 6 months.
Dents or waviness at the waist, flanks or thighs where fat was harvested, and the commonest reason for revision after fat transfer to the hips.
The grafted area takes your weight when you lie on your side, so side-sleeping is restricted for 2 to 3 weeks and uncomfortable for some weeks after.
Infection in the grafted fat or at the access points, treated with antibiotics and occasionally requiring drainage.
Recovery from fat transfer to the hips is governed by the same principle as any graft: the fat has no blood supply of its own at first and must grow one, so pressure on it during the first weeks reduces how much survives. At the hip that means not lying on your side for 2 to 3 weeks, which for habitual side-sleepers is the hardest part of the whole process and worth rehearsing beforehand.
The donor sites are frequently more uncomfortable than the hips and behave like ordinary liposuction: firm, bruised and swollen, with compression worn for around 6 weeks. Do not judge the volume early. The hips look fuller immediately after surgery than they will at 6 months, because both swelling and the deliberately over-grafted fat reduce, and a second session is planned rather than improvised where more width is wanted.
Days 1-3
Usually a night in hospital. Sleeping on the back or front rather than the side. Compression on the donor sites but not over the graft.
Days 4-7
Bruising at the harvest sites peaks and fades. Side-lying still avoided. Flying is usually cleared at around day 7.
Weeks 2-4
Desk work at around 10 days. Side-sleeping resumes gradually at 2 to 3 weeks. Compression continues on the donor areas.
Weeks 6-8
Swelling settles enough to see how much graft has taken. Exercise resumes gradually and the donor sites soften.
Months 3-6
Graft survival is established and the surviving fat behaves like ordinary body tissue. Fat transfer to the hips should be judged at this point.
Fat transfer to the hips produces a rounder, wider outline with a narrower waist, and the two together are what read as the change.
Because it is your own tissue the result feels and moves naturally, which is the main advantage over a hip implant.
Volume settles over 3 to 6 months as part of the graft is absorbed, so the hips look fuller immediately after surgery than at the end.
Surviving fat is permanent and behaves like ordinary body fat, growing and shrinking with weight thereafter.
Fat transfer to the hips is priced largely by the liposuction involved, so the number of donor areas treated is the main variable between quotations. It is rarely quoted alone, since it is usually part of a combined hip and buttock operation.
Where a noticeable increase in width is wanted, two sessions may be the sound plan, and the realistic cost covers both. For an international patient that means a second trip as well as a second fee.
A surgeon who spends longer on a careful harvest is worth paying for, because graft survival is decided during the harvest as much as during the injection, and a damaged graft is simply absorbed.
Why quotes for the same procedure differ, so you can compare packages fairly.
Options to weigh before deciding, surgical and non-surgical.
The same operation described by its goal rather than its method, and in practice almost always this grafting.
The same grafting aimed specifically at the hollow at the side rather than at overall width.
Treating hips and buttocks as one outline generally gives a more balanced result, at the cost of more donor fat and a harder recovery.
Worth considering. Much of what reads as wider hips is a narrower waist, and contouring the waist alone achieves enough for some patients.
Ask the same questions at every consultation so you can compare answers.
Fat transfer to the hips leaves between roughly half and two thirds surviving permanently, established by 3 to 6 months. Surgeons graft slightly more than the target volume to allow for it, so the hips look fuller immediately after surgery than they will once everything settles.
Survival depends on technique rather than luck: gentle harvesting, minimal handling, injection in many thin layers rather than clumps, and keeping pressure off the area while the graft establishes itself. Those are the things worth asking about rather than asking for a percentage.
Fat transfer to the hips usually draws from the abdomen, waist, lower back and inner thighs. The choice is deliberate: taking fat from the waist narrows it, and that narrowing sharpens the contrast that makes the hips look wider, so the harvest shapes the result as much as the graft does.
It follows that the donor areas deserve scrutiny when judging a surgeon. Dents and waviness at the waist and flanks are the commonest reason for revision after this operation and are far easier to create than to correct, so look at those areas in any results you are shown.
Fat transfer to the hips does not carry the same specific danger, because the large veins that make gluteal grafting hazardous run through the buttock muscle rather than the outer hip. Fat here is placed beneath the skin, away from that anatomy.
Where the same operation also grafts the buttocks, which is common, that part is exactly as demanding as it would be alone. So if buttocks are included, ask the gluteal questions: in which plane the fat goes, whether it ever goes into or below the muscle, and whether ultrasound is used.
Two to 3 weeks after fat transfer to the hips. Lying on your side puts your body weight directly onto the graft, and pressure kills fat that has not yet established a blood supply, so this protects the volume you paid for.
Sleeping on the back or front is the alternative, with pillows arranged so you cannot roll over in the night. Patients who habitually sleep on their side find this the most disruptive part of the recovery, and practising the position beforehand genuinely helps.
Fat transfer to the hips is permanent in the volume that survives the first 3 to 6 months, because it is your own tissue with its own blood supply, and it behaves like the rest of your body fat from then on.
That makes weight the variable. Significant weight loss after the transfer reduces the width, and weight gain increases it. Reaching the weight you intend to stay at before the operation is what protects the result and also makes the surgical planning accurate.
Many patients are satisfied with one session of fat transfer to the hips, but a second at around 6 months is common rather than a sign of failure, particularly where a substantial increase in width is wanted or where the two sides absorbed the graft unevenly.
The limit on a single session is how much the tissue can support with a good blood supply. Forcing in more volume produces less surviving fat, not more, so a surgeon proposing two sessions for a large change is applying that limit rather than selling you a second operation.
Combining fat transfer to the hips with buttock grafting is the usual approach, because the hip and buttock read as one outline and treating them together produces a continuous curve rather than a filled hip above an untreated buttock.
It requires more donor fat and it makes the recovery harder, since the sitting restriction from the buttock and the side-lying restriction from the hip apply at once. Between them there are very few comfortable positions for the first fortnight, which is worth planning for.
Fat transfer to the hips needs a donor supply, and lean patients frequently have less than they assume, especially when the buttocks are being treated in the same operation. A surgeon assesses it by examining you rather than from photographs, and an honest answer that there is not enough is a good sign.
The options where there is not enough are to gain weight deliberately before surgery, to treat the hips alone rather than hips and buttocks, or to stage the work. Hip implants exist but sit under thin tissue cover with a high revision rate, and few surgeons recommend them readily.
Firmness in the first weeks after fat transfer to the hips is normal healing as swelling resolves and the graft settles, softening over 2 to 3 months. Lumps persisting beyond that can be fat necrosis, where grafted fat failed to establish a blood supply and died.
They are more noticeable here than on the buttock because tissue cover is thin, so a nodule that would be hidden elsewhere can be felt at the hip. Larger areas occasionally need draining. A lump that is growing, hot, red or increasingly painful should be reported promptly.
Exercise after fat transfer to the hips means walking from the first day, light cardiovascular work at around 3 to 4 weeks, and full lower body training at around 8 weeks. Anything that compresses the outer hip, including certain machines and lying exercises, waits longest.
The caution is about the graft rather than about strength. Pressure, heat and heavy blood flow through the area while the fat is establishing itself reduce how much survives. Ask for a timetable by exercise type rather than a general clearance to return to the gym.
For most patients, clearly. Fat transfer to the hips uses your own tissue, feels natural, has nothing to become infected or displace, and improves the waist at the same time. Hip implants sit under thin tissue cover, are frequently palpable, and have a high revision rate.
Implants exist for patients who genuinely have no donor fat, and relatively few surgeons place them. Where one is proposed, ask how many the surgeon has done, what their revision rate is, and how it will feel when you lie on that side.
Flying home after fat transfer to the hips takes 7 days as a rule, and the flight is easier than after buttock grafting because an aircraft seat presses on the buttocks rather than the hips. Where the buttocks were grafted too, their timetable governs and a cushion is essential.
Wear the compression garments for the journey, walk the aisle regularly, and follow the clot prevention advice, since the operation involves liposuction and several hours of immobility afterwards. Avoid sleeping against the window on your operated side.
Fat transfer to the hips uses the same technique but not the same anatomy. The outer hip has thin soft tissue cover and no large deep veins of the kind that run through the gluteal muscle, so the specific danger that makes buttock grafting demanding does not apply here.
What the hip demands instead is precision, because a lump that would be hidden on the buttock is easily felt through thin tissue. Fine-layer injection and a modest, well-distributed volume matter more here than raw quantity.
Fat transfer to the hips can be repeated, and a second session at around 6 months is common where a noticeable increase in width is wanted or where the two sides absorbed the graft unevenly.
The constraint is donor fat, since each harvest uses some up. Building width over two sessions gives more surviving fat than forcing a large volume into one, because the tissue can only supply so much graft with blood at a time.
Compression after fat transfer to the hips goes on the liposuction donor sites rather than tightly over the grafted hips, because pressure on newly placed fat reduces how much survives. Some surgeons use a garment shaped to relieve the grafted areas.
Follow the surgeon’s specific instruction rather than assuming tighter is better. This is one of the few situations in body contouring where more compression works against the result, and patients accustomed to liposuction elsewhere sometimes get it wrong.
Fat transfer to the hips treats a different problem. Saddlebags are fullness on the outer thigh below the hip, usually treated by removing fat, whereas hip fat transfer adds fat above them to fill the hollow.
The two are often combined, because liposuction of the saddlebags provides donor fat and treating both smooths the whole outline from waist to thigh. Where only the saddlebags are addressed, the hollow above them can look more pronounced afterwards.
Driving resumes around a week to 10 days after fat transfer to the hips, once you could perform an emergency stop without hesitating and can sit and turn comfortably. The donor sites tend to be the limiting factor rather than the hips.
Getting in and out of a car is awkward in the first days, and a long drive means sustained pressure through one side. Where the buttocks were grafted at the same time, the sitting restriction governs and driving waits considerably longer.
Fat transfer to the hips is performed on men, though far less often, and usually to correct an asymmetry or a deficit after injury rather than to widen the outline, since a wider hip is not generally the aesthetic goal.
The operation and its restrictions are identical. Where a man is considering it for contour reasons, asking to see male results specifically is worthwhile, because the shape a surgeon produces for female patients is not what most male patients are asking for.
Uneven survival between the two sides after fat transfer to the hips is common rather than exceptional, and it is usually apparent by around 3 months once swelling has settled and the surviving volume is clear.
The correction is a top-up session at around 6 months, grafting more to the side that lost more. It is a smaller operation than the first, but for an international patient it means a return trip, which is worth establishing the cost of before the original surgery.
Fat transfer to the hips leaves only tiny access points a few millimetres long, both at the hips and at the liposuction donor sites, usually placed in creases or where underwear covers them. They are generally difficult to find once faded.
Their number depends on how many areas are harvested and on how many directions the surgeon works from, since taking fat evenly means approaching each area from more than one angle. A few extra access points are a sign of care rather than carelessness.
Most visible swelling after fat transfer to the hips settles over 6 to 8 weeks, with the donor sites usually taking longer to soften than the grafted hips. Residual firmness resolves over 2 to 3 months.
The volume you see at 6 weeks is not the final result, since part of the graft is still being absorbed. Judging the width before 3 months leads to unnecessary worry, and surgeons will not discuss a top-up session before then.
Combining fat transfer to the hips with facial grafting is technically possible, since both use harvested fat, but the volumes and handling differ: facial grafting uses very small quantities processed more finely, while hip grafting uses large volumes.
The bigger objection is practical. Facial grafting means swelling and social downtime on a different timetable from the body recovery, and combining them lengthens the anaesthetic. Most surgeons prefer to treat them as separate operations with separate recoveries.
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