Sodium Acetylated Hyaluronate

Sodium Acetylated Hyaluronate molecular structure
molecular structure · PubChem
AKA: Acetylated Hyaluronic Acid, Sodium Acetylated HA
Synthetic
Humectant
Hyaluronic Acid
Clean
Sodium Acetylhyaluronate
CAS #
9004-61-9; 9067-32-7; 31799-91-4
Form
Liquid
Functions
Humectant
A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.
Locks In Moisture
Traditional Use
Hyaluronic acid was first isolated in 1934 from rooster combs; this acetylated sodium form is a 20th-century cosmetic modification designed to improve stability and skin penetration compared to natural hyaluronic acid.
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Potential Sensitizer
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
Dehydration
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR