Is Hyaluronic Acid vegan?
Depends
Hyaluronic acid can be from rooster combs (not vegan) or microbial fermentation (vegan).
What it is
A humectant naturally found in skin, joints and eyes.
Why depends
Historically extracted from rooster combs. Most modern skincare HA is from Streptococcus or Bacillus fermentation — vegan. Always check the brand.
Where you'll find it
- Serums and moisturizers
- Joint injections
- Wound dressings
Vegan alternatives
- Brands explicitly stating 'vegan' or 'fermented HA' (The Ordinary, Inkey List, Krave)
FAQ
- Is The Ordinary's HA vegan?
- Yes — Deciem (parent company) confirms fermentation-derived HA.
Sources
Last reviewed June 4, 2026