Dr Sin Yong · MBBS (NUS) · MRCS (Edin) · MSc Aesthetic Medicine (London) · MSc Practical Dermatology (Cardiff) · International KOL
Fat grafting harvests the patient's own fat, processes it and re-injects it into deflated facial compartments — a surgical procedure with donor-site work, variable graft survival and results that are largely permanent where the fat takes. Dermal fillers place manufactured volume — hyaluronic-acid gels, or collagen-stimulating products such as Radiesse and Ellanse — through a needle or cannula in clinic, adjustable in small staged amounts. Both can restore a hollow; they differ in everything around that fact.
“Permanence commits today's judgment to a moving target. A dissolvable filler lets the plan evolve with the face.”
— Dr Sin Yong
Fat behaves like living tissue: it can gain and lose weight with you, survival is not fully predictable, and correcting an over-grafted area means surgery again. HA filler behaves like a considered product: predictable placement, staged millimetres, and — its defining property — reversibility. If a placement is wrong, migrates or simply is not wanted, hyaluronidase (hyalase) dissolves it. That reversal pathway is a clinical discipline of its own, covered on the filler correction page, and the wider volume strategy on volume restoration and sunken face treatment — where lifting descended fat often shrinks the volume question before either tool is chosen.
Permanence sounds like the premium option until a face changes — and faces change. Weight shifts, tissue descends, taste matures. An adjustable, dissolvable material lets the plan evolve with the face; a permanent graft commits today's judgment to a moving target. There are faces where grafting is genuinely the right tool — large-volume reconstruction, filler-exhausted cases — and those are referred to the appropriate surgeons honestly. For most aesthetic volume work, staged and reversible wins on safety of judgment, not just safety of procedure.
Fat grafting and dermal fillers both restore facial volume: grafting is surgical with variable survival and near-permanence, while hyaluronic-acid fillers are staged, adjustable and reversible with hyaluronidase — a clinical advantage, not a consolation; at Dr Sin Yong's Singapore practice the choice follows assessment, with grafting referred where genuinely indicated. This information is educational and is not a substitute for a medical consultation.
Lifting, filling, grafting or nothing — the honest comparison is made on your face, not in general.
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