Is trimethyl pentaphenyl trisiloxane safe for baby skin?
Reviewed by VeriMom Editorial Team · Last reviewed
Baby skin
trimethyl pentaphenyl trisiloxane
NO KNOWN RISKS93
/100
Also relevant: pregnancy safety
Want to know if trimethyl pentaphenyl trisiloxane is also safe during pregnancy?
Is trimethyl pentaphenyl trisiloxane safe during pregnancy? →Gentle products containing trimethyl pentaphenyl trisiloxane

Dior
Dior Forever Skin Glow Foundation

Yves Saint Laurent
Yves Saint Laurent Rouge Pur Couture The Slim Matte Lipstick

L'OREAL NORGE AS
Color Riche Lipstick Only in Paris Shine 112

Joocyee
Joocyee Long-Lasting Glossy Rouge - 3g

Dior
Dior Backstage Flash Perfector Concealer

Joocyee
Joocyee Essence Matte Rouge - 3.2g

Joocyee
Joocyee High Transparency Glossy Rouge - 2.2g

L'OREAL NORGE AS
L'Oreal Lip Ink Rouge Signature I Am Worth It 115
Sources & references
Authoritative references used to score this ingredient.
Ingredients — Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
See also
Frequently asked questions
- Is trimethyl pentaphenyl trisiloxane safe for baby skin?
- No infant-specific toxicity or mechanistic data identified. Dermal absorption for large, lipophilic siloxane derivatives is generally low, but because infant skin has higher surface-area-to-weight and an immature barrier, exposure score is increased by +1 to reflect potentially greater per‑kg exposure despite no evidence of specific hazard.
- Is trimethyl pentaphenyl trisiloxane safe for newborns?
- No infant-specific toxicity or mechanistic data identified. Dermal absorption for large, lipophilic siloxane derivatives is generally low, but because infant skin has higher surface-area-to-weight and an immature barrier, exposure score is increased by +1 to reflect potentially greater per‑kg exposure despite no evidence of specific hazard.
- Can I use trimethyl pentaphenyl trisiloxane on a baby under 6 months?
- We don't have baby-skin-specific data for trimethyl pentaphenyl trisiloxane. Stick to ingredients we've marked no known risks for babies until more evidence is available.
- What are safer alternatives to trimethyl pentaphenyl trisiloxane for babies?
- See our curated list of pregnancy-safe alternatives to trimethyl pentaphenyl trisiloxane based on similar function and a no-known-risks safety band.
- How does VeriMom rate trimethyl pentaphenyl trisiloxane for baby skin?
- VeriMom scores trimethyl pentaphenyl trisiloxane at 93/100 (no known risks) based on EU CosIng status, ECHA hazard classifications, and peer-reviewed PubMed studies. Our scoring pipeline is fully transparent.
Check every label in 2 seconds
Get VeriMom free — scan any product and see the pregnancy safety score instantly.
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.