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Skin Conditioning

1,3,4,6-TETRAMETHYL-2-PYRIMIDONE SULFATE

50

Safety score · 0–100

Moderate

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

An obscure synthetic pyrimidone sulfate salt with no published cosmetic safety data. Default-down rating until independent evaluation appears.

Function

HAIR DYEING

Skin benefits

  • Specialty conditioning agent
  • Buffering / pH support

Known concerns

  • Obscure synthetic pyrimidone with minimal public safety data
  • No PubChem GHS profile available
  • Possible irritation potential not characterized

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.