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pH Adjuster

ISOPROPANOLAMINE

CAS 78-96-6
42

Safety score · 0–100

Moderate

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

A pH adjuster that neutralizes acids in formulations. Primary amine — irritant if not buffered, and can form nitrosamines if paired with nitrosating agents.

Function

BUFFERING

Skin benefits

  • Adjusts pH in cosmetic formulations
  • Neutralizes acidic actives like AHAs
  • Stable in many emulsions

Known concerns

  • Primary amine — eye and skin irritant
  • Risk of nitrosamine formation if combined with nitrosating agents
  • Best for rinse-off and tightly buffered products

References

EU

EU CosIng database

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

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Check your shelf

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.