Preservative
Sodium hydroxymethylamino acetate
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A formaldehyde-releasing preservative. EU Annex III restricts it because it slowly releases formaldehyde, a known sensitizer and IARC-classified carcinogen.
Skin benefits
- Preservative-booster activity
Known concerns
- Formaldehyde-releasing preservative
- EU Annex III restricted
- Skin sensitizer
- Formaldehyde labeling threshold
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related preservatives
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.