Chelating Agent
PROPANE TRICARBOXYLIC ACID
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A small organic acid (1,2,3-propanetricarboxylic acid, also called tricarballylic acid) used to buffer pH and chelate metal ions. Clean toxicological profile, widely used in food and cosmetic applications.
Function
Skin benefits
- Effective chelating agent for metal-ion sequestration
- Buffers pH in formulations
- Clean toxicological profile
Known concerns
- May lower formulation pH if not buffered
- Sparse cosmetic-specific literature
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related chelating agents
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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.