Hair Conditioning
POLYSILICONE-7
Safety score · 0–100
Caution
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A fluorinated silicone polymer that conditions hair and acts as an antifoam. The perfluoroalkyl groups put it in the PFAS family — extremely persistent in the environment and increasingly restricted by EU and US regulators in cosmetics.
Function
Skin benefits
- Antifoam in silicone formulations
- Conditions hair with smooth feel
- Effective at very low use levels
Known concerns
- Contains perfluoroalkyl (PFAS-related) groups — persistent, bioaccumulative environmental concern
- EU has progressively restricted PFAS in cosmetics under REACH/POP Regulation
- Long environmental half-life — not biodegradable
- Some PFAS class members linked to immune, thyroid and reproductive effects
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related hair conditionings
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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.