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Hair Conditioning

SODIUM GLYOXYLATE

CAS 2706-75-4 Updated
48

Safety score · 0–100

Moderate

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

About

The sodium salt of glyoxylic acid, used in modern formaldehyde-free hair smoothing treatments. Effective but irritating, and repeat heat use can weaken hair over time.

Function

REDUCING

Skin benefits

  • Used in formaldehyde-free hair-straightening systems
  • Smoother, frizz-reduced hair feel
  • Buffering and pH adjustment

Known concerns

  • Skin and eye irritant per GHS data
  • Heat application can damage hair fiber over time
  • Possible respiratory irritation from heated vapors

References

EU

EU CosIng database

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

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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.