What the evidence says
Evidence for PDLLA-HA injectables is developing and depends on product, indication, technique and follow-up. Published studies should not be treated as a guarantee for every area or patient.
PDLLA collagen skin booster
An injectable poly-D,L-lactic acid booster that stimulates collagen to improve skin texture, fine lines and pores for an even, youthful surface.

Quick answer
Juvelook is an injectable family combining PDLLA and hyaluronic acid, with variants intended for different treatment goals. The exact product, concentration, injection plane and area should be confirmed before treatment because it is not interchangeable with a routine hyaluronic-acid skin booster.
Juvelook combines PDLLA (poly-D,L-lactic acid) microspheres with non-cross-linked hyaluronic acid. The HA gives an immediate, light hydration and smoothing, while the PDLLA microparticles biostimulate fibroblasts to generate new collagen over the following weeks — a gradual "skinification" that improves quality from within.
Delivered as micro-injections across an area rather than to a single spot, it suits people who want better texture, smaller-looking pores, fine-line softening and a natural glow — without adding obvious volume. It can complement lasers and other boosters as part of a skin-quality plan.
Non-cross-linked HA gives immediate light hydration and smoothing.
PDLLA microspheres stimulate gradual new collagen.
Skin texture, pores and glow improve over the following weeks.
After numbing cream, Juvelook is injected superficially across the area with a fine needle in microdroplets or small aliquots. A session takes about 30 minutes and a short series is usually planned.
Tiny bumps, mild redness or small bruises may appear briefly and settle within days. Most people return to normal activities the same day; sun protection supports the result.
Hydration and smoothness improve early, while collagen-driven texture, pores and glow continue improving over 1–3 months. A short series spaced weeks apart gives the most noticeable result.
Everyone responds differently. Before treatment, your doctor will examine the area and talk through a plan that makes sense for you.
It is a biostimulator/skin booster — it improves skin quality and stimulates collagen rather than adding shaped volume like a traditional filler.
Juvelook is based on PDLLA microspheres with HA for collagen and skin quality; Rejuran is polynucleotide-based for repair. Your doctor will match to your skin.
Usually minimal — brief redness or tiny bumps that settle within a day or two.
Your treatment is performed by a doctor
Dr. Peerapol Riawraengsattha (Dr. Lhong)
Anesthesiology · Aesthetic Medicine · Thai medical licence 58253
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Before you decide
We last reviewed these sources on 23 July 2026. They can help you prepare for a consultation, but they cannot replace an examination or a consent discussion with your doctor.
Evidence for PDLLA-HA injectables is developing and depends on product, indication, technique and follow-up. Published studies should not be treated as a guarantee for every area or patient.
Injection reactions, nodules, infection and vascular complications are among the risks that must be discussed for the intended area.
Regulatory references describe their own jurisdictions and are used for safety context; they do not by themselves establish Thai registration or an indication for a specific product.
The final choice depends on an examination by a licensed doctor. Meet the doctors
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