Which lasts longer, fat or fillers?

Fat that survives the first few months can last long term and changes with your body weight. Hyaluronic acid fillers are gradually broken down, usually over months to a year or more, depending on the product and area.

Which looks more natural?

Both can look natural when used well. Fat feels soft and is your own tissue; fillers allow very precise shaping of small features such as lips and fine lines.

Can fillers be reversed?

Hyaluronic acid fillers can be dissolved with an enzyme called hyaluronidase, which is also used urgently if a filler blocks a blood vessel. Fat cannot be dissolved; excess fat may need liposuction or time.

Are there serious risks?

Both carry a rare risk of material entering a blood vessel and blocking it, which can damage skin and, very rarely, vision. Careful technique and knowledge of facial anatomy reduce this risk.

Which is better for under-eye hollows?

Both are used. Skin under the eyes is thin, so lumps from either material can show. Small amounts and careful placement matter more than the choice of material.

Can fat grafting be combined with a facelift?

Yes. Ageing faces often lose volume as well as sag, so fat grafting is commonly combined with a facelift.

Fat Grafting vs Fillers: Which Suits Your Face?

Fat grafting vs fillers is a choice between your own tissue and a manufactured gel. Hyaluronic acid fillers are quick, precise, reversible and temporary. Fat grafting needs a small liposuction and some downtime, and part of the fat is reabsorbed, but the fat that survives can last long term. Area, volume and preference decide. See fat grafting.

What are fat grafting and fillers?

Both restore volume to areas that have become hollow or thin, such as the cheeks, temples, under-eye area, lips, chin and jawline, and depressed scars.

Dermal fillers are injectable gels. The most widely used are made of hyaluronic acid, a substance found naturally in skin. They are injected in clinic, often in under an hour.
Fat grafting (fat transfer) takes a small amount of your own fat by gentle liposuction from the abdomen or thighs, prepares it, and injects it in tiny amounts where volume is needed.

Fat grafting vs fillers at a glance

	Fat grafting	Hyaluronic acid fillers
Material	Your own fat	Manufactured gel
Procedure	Liposuction plus injection, local or general anaesthesia	Injections in clinic
Downtime	Swelling and bruising for about 1-2 weeks	Usually a few days at most
How long it lasts	Surviving fat can last long term	Months to a year or more
Predictability	Part of the fat is reabsorbed; may need repeating	Precise and adjustable
Reversible	No	Yes, with hyaluronidase
Volume	Suits larger areas	Suits small, precise areas
Extra benefits	May soften scars and skin	Immediate result

Who might suit each option?

Fillers may suit you if you want a small, precise change, such as lips or lines, a quick treatment with little downtime, or a result you can adjust or reverse.

Fat grafting may suit you if you need more volume, would prefer your own tissue, want a longer-lasting result, have depressed or tethered scars, or are already having a procedure such as a facelift or liposuction.

What are the risks?

Both are generally safe in experienced hands, but both carry risks:

Swelling, bruising and lumps, more noticeable in thin skin.
Under- or over-correction.
Infection, uncommon.
Vascular occlusion: rarely, material injected into or pressing on a blood vessel blocks it, which can damage skin and, very rarely, cause vision loss. With hyaluronic acid fillers, early treatment with hyaluronidase is used; this is why fillers should be given by trained medical practitioners.
Fat necrosis and oil cysts after fat grafting: some fat dies and forms firm lumps, the most common reported adverse event, usually needing little treatment.

Seek urgent help for sudden pain, skin colour change or any change in vision after either treatment.

How do costs compare over time?

Fillers usually cost less per session but need repeating as the gel breaks down. Fat grafting costs more at the start because it involves liposuction and a procedure room or theatre, but surviving fat may last much longer. The overall comparison depends on the area, the volume and how long you want the result to last.

What happens during each treatment?

Fillers: the area is cleaned, a numbing cream or the anaesthetic within the filler is used, and small amounts of gel are injected with a fine needle or blunt cannula. The result is visible straight away, with mild swelling for a few days.

Fat grafting: under local or general anaesthesia, fat is taken through tiny openings with a thin cannula, prepared, and injected in many fine threads. Swelling and bruising last one to two weeks, and the final result is judged after about three to six months, once some fat has been reabsorbed.

Myths about fat grafting and fillers

“Fat grafting is permanent from day one.” Some fat is lost in the first months.
“Fillers carry no risk because they are non-surgical.” Rare but serious complications occur.
“Fillers can replace a facelift.” Fillers add volume; they do not lift sagging skin.
“Fat can be taken from anywhere.” Donor sites are chosen for quantity and ease.

What should you ask before deciding?

How much volume do I need, and where?
Which option will last longest for my goal?
What happens if I do not like the result?
How will you reduce the risk of vascular complications?

For the procedure, recovery and cost factors, see fat grafting. Depressed scars are also discussed in scar revision surgery or laser.

Fat Grafting vs Fillers: Which Is Right for Restoring Volume?