Should I Avoid trifluoropropyl cyclotrisiloxane During Pregnancy? | VeriMom
Reviewed by VeriMom Editorial Team · Last reviewed
ECHA regulatory hazard statements
- •H361
- •H361F
What to use instead
Pregnancy-safe ingredients that serve a similar function:
Pregnancy-safe products to use instead
Products built around the safer ingredients above, scored "no known risks" or "low risk".










Sources & references
Authoritative references used to score this ingredient.
Pregnancy-Safe Alternatives to trifluoropropyl cyclotrisiloxane | VeriMom
Ingredients — Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
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FAQ
- Is trifluoropropyl cyclotrisiloxane safe during pregnancy?
- No EU harmonised CLP (Annex VI) or Annex II/III cosmetic restriction found; supplier safety data sheets list H361 (suspected of damaging fertility or the unborn child) as a notified/self-classification, but no harmonised H360/H361 CLH entry was located on ECHA. No peer‑reviewed reproductive/developmental studies on this specific CAS (2374‑14‑3) were found in PubMed. (ECHA substance page; supplier SDS; PubChem).
- Is trifluoropropyl cyclotrisiloxane safe while breastfeeding?
- Same weight of evidence as pregnancy: no harmonised CMR classification or authoritative cosmetic-safety opinion (SCCS/CIR) found; some suppliers/SDSs notify reproductive hazard H361 but this appears to be company/self‑classification rather than a harmonised EU CLH. No specific data on transfer to breastmilk for this substance in the literature. (ECHA; supplier SDS).
- Is trifluoropropyl cyclotrisiloxane safe for baby skin?
- Hazard evidence mirrors adult (no harmonised CLH; supplier self‑notifications of H361 only). Dermal exposure potential is low-to-measurable for cyclic siloxanes used topically, so exposure for infants is increased because of immature barrier and higher surface‑area‑to‑weight; per your scoring rules adult exposure scored as low (1) and infant exposure increased by +1. No infant-specific toxicokinetic or dermal absorption studies for CAS 2374‑14‑3 were found. (PubChem; supplier SDS; ECHA dossier).
- How does VeriMom score trifluoropropyl cyclotrisiloxane?
- VeriMom scores trifluoropropyl cyclotrisiloxane at 33/100 (high risk) based on EU CosIng status, ECHA hazard classifications, and peer-reviewed PubMed studies. Our scoring pipeline is fully transparent.
- What are pregnancy-safe alternatives to trifluoropropyl cyclotrisiloxane?
- See our curated list of pregnancy-safe alternatives to trifluoropropyl cyclotrisiloxane based on similar function and a no-known-risks safety band.
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Medical Disclaimer
This information is for educational purposes only and does not constitute medical advice. Safety scores are based on publicly available data and may not reflect all risks. Always consult your healthcare provider before using any product during pregnancy or breastfeeding.