Sodium Succinate
molecular structure · PubChem
AKA: Monosodium succinate, Sodium hydrogen succinate, Sodium hemisuccinate, Sodium acid succinate, Succinic acid, Monosodium salt, Sodium succinate (1:1), Hydrogenjantaran sodny, Hydrogenjantaran sodny [Czech], CCRIS 6897
WHAT IS IT?
Synthetic
Clean
Butanedioic acid, monosodium salt
Formula
C4H5NaO4
Mol. Weight
140.07
CAS #
2922-54-5
Form
Powder
WHAT DOES IT DO?
Functions
Buffering
Anti-Inflammatory
Wound Healing
Fights Acne
Maintains optimal pH
Traditional Use
Salt of succinic acid, a compound first isolated in the 17th century from amber through distillation. Used in modern cosmetics as a pH buffer and skin conditioning agent with minimal historical cosmetic use prior to the 20th century.
IS IT CLEAN?
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA
✔ permitted
EU
⚠ restricted
JAPAN
⚠ restricted
CANADA
⚠ restricted
Regulatory Agencies
EWG
CIR
FDA
EU COSING
Health Canada
IS IT FOR ME?
Skin Types
●
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
CAN I TRUST THIS?
The paper trail
🔬
Peer-reviewed
1 paper →
⚖️
Regulatory
1 listing →
🛡️
Safety-assessed
1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR