Skip to content

Chelating Agent

PYRIDINEDICARBOXYLIC ACID

CAS 100-26-5 / 28605-84-7 Updated
68

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

About

A pyridine ring with two carboxyl groups, used in cosmetics as a mild chelator and conditioner. Limited cosmetic toxicology dossier; the pyridine class warrants standard caution.

Function

SKIN CONDITIONING

Skin benefits

  • Trace-metal chelation
  • Mild skin conditioning
  • Formulation pH tolerance

Known concerns

  • Pyridine class caution
  • Sparse cosmetic safety data
  • Mild irritation potential

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related chelating agents

68
ARGININE AMINOPHOSPHONOBUTYRIC ACID
Chelating Agent
 68
PENTASODIUM PENTETATE
Chelating Agent
 68
SALICYLOYLHYDROXAMIC ACID
Chelating Agent
 68
TRIMETHYLDECENEDIONE
Chelating Agent
 67
DIETHYL OXALATE
Chelating Agent
 67
DIMETHYL OXALATE
Chelating Agent
 70
(1-Hydroxyethylidene)diphosphonic acid and its salts
Chelating Agent
 70
DIETHYLENETRIAMINE PENTAMETHYLENE PHOSPHONIC ACID
Chelating Agent

Check your shelf

Find PYRIDINEDICARBOXYLIC ACID in your products.

Scan any cosmetic product with LuxSense to see if it contains PYRIDINEDICARBOXYLIC ACID and get a full ingredient breakdown with safety scores.

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.