OriginDerived from succinic acid, a four-carbon dicarboxylic acid within the organic compound family. Synthesized by neutralizing succinic acid with sodium hydroxide or sodium carbonate through acid-base reaction.
Butanedioic acid, monosodium salt
Formula
C4H5NaO4
Mol. Weight
140.07
CAS #
2922-54-5
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Buffering
Anti-Inflammatory
Wound Healing
Fights Acne
Maintains optimal pH
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR's newest survey reports no concentration of use.
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