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Thickener

ISOPROPYLIDENEDIPHENOL BISHYDROXYPROPYL PEG-180

CAS 37225-26-6
35

Safety score · 0–100

Caution

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

A PEG-180 ethoxylate of a bisphenol A derivative used as a thickener. BPA is an EU REACH Substance of Very High Concern with endocrine-disrupting effects, putting this ingredient under heavy regulatory scrutiny.

Function

BINDING

Skin benefits

  • Provides binding and viscosity in formulations
  • Acts as polymeric thickener

Known concerns

  • Derived from bisphenol A — a documented endocrine disruptor
  • BPA is on EU REACH SVHC list (Annex XIV)
  • PEG-180 chain may contain trace 1,4-dioxane
  • Skin penetration of BPA fragments is a regulatory concern

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.