Ingredient
Hyaluronic Acid
Still foundational to glass-skin, plumping and barrier routines and now frequently combined with regenerative actives.
Category: Humectant
Chemical formula: Polymer: (C14H21NO11)n
Main cosmetic effects: Humectant hydration; plumping appearance.
Source: Usually produced by microbial fermentation.
Developer / supplier: Originally isolated from animal tissue; modern supply dominated by fermentation manufacturers
Origin: Japan / China / Global
Representative product: The Ordinary Hyaluronic Acid 2% + B5
Approx. retail price (USD): 9-10
Evidence maturity: Strong evidence for hydration
What it does
Humectant hydration; plumping appearance.
Notes
Humectant | Strong evidence for hydration