Hyaluronic Acid (HA)
Medically reviewed: Dr. Murat Toktamışoğlu · 2026-05-21
Definition
Natural skin component, glycosaminoglycan that holds 1000x its weight in water. Base for fillers and mesotherapy cocktails.
Detail
Present in dermal matrix, joint fluid, eye. HA production drops 5-10%/year after 35. Cross-linked as fillers (12-18 months), pure hybrid as meso (Profhilo). Reversible with hyaluronidase enzyme.