Humectant
SODIUM BUTYROYL/FORMOYL HYALURONATE
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
Hyaluronic acid esterified with butyric and formic acids — penetrates deeper than standard HA for stronger hydration. Excellent skin tolerance, building on HA's strong cosmetic safety record.
Function
Skin benefits
- Modified hyaluronic acid with deeper penetration
- Strong hydration and skin plumping
- Slow-release moisture support
- Mild on most skin types
Known concerns
- Possible mild stinging on highly compromised skin
- Limited published peer-reviewed dossier on this exact ester
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related humectants
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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.