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Buffering agent / pH adjuster

AMMONIUM PHOSPHATE

CAS 7722-76-1
78

Safety score · 0–100

Fine

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

Ammonium phosphate is a simple inorganic salt used to buffer and adjust pH. PubChem reports mostly non-hazardous status with only mild eye irritation flagged at higher concentrations.

Skin benefits

  • Buffering agent for pH control
  • Provides phosphate ions in formulations
  • Generally regarded as safe in cosmetic use levels

Known concerns

  • Mild eye irritation potential (H319)
  • High concentrations may dry skin
  • Quality grade matters to avoid heavy-metal impurities

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, so always read the physical product label and consult a healthcare professional for personal concerns.