MEA-Sulfite

AKA: 2-Hydroxyethylammonium hydrogen sulphite, M-ESN, MEA-SULFITE [INCI], 2-AMINOETHANOL HYDROSULFITE
Synthetic
Not Clean
OriginSynthesized from monoethanolamine (MEA) and sodium sulfite, both petroleum-derived chemical compounds. Produced through the reaction of MEA with sulfite salts under controlled chemical conditions.
2-Hydroxyethylammonium Hydrogen Sulphite
Formula
C2H9NO4S
Mol. Weight
143.16
CAS #
13427-63-9
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Hair Fixing
Holds hair in place
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2015
Regulatory Status
USA✔ permitted
EU✔ permitted
JAPAN✔ permitted
CANADA✔ permitted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR