Is cyclopentasiloxane safe during pregnancy?
ECHA harmonised Repr.2 H361f (suspected of damaging fertility). EU SCCS and Health Canada flag for reproductive/environmental concerns. Precautionary avoid in pregnancy is widely recommended.
Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
cyclopentasiloxane
MEDIUM RISK53
/100
0







Pregnancy-safe products containing cyclopentasiloxane

Live Better
Live Better Body Mineral Sunscreen, SPF 50
100/100

Aveeno
Aveeno Protect + Soothe Mineral Sunscreen Stick
100/100

Colorescience
Colorescience Even Up® Clinical Pigment Perfector® Spf 50
100/100
cleansers
Moisture Surge
Intense Skin Fortifying Hydrator
100/100

UV Natural
UV Natural Sunscreen Spf 30+
100/100

EltaMD
EltaMD Moisturizer
100/100

EltaMD
EltaMD Uv Elements Broad-Spectrum Spf 44
100/100

Supergoop!
Supergoop! Cc Cream Daily Correct Broad Spectrum Spf 35+ Sunscreen
100/100

Vanicream
Vanicream Sunscreen Broad Spectrum SPF 30 (Discontinued)
100/100
moisturizers
Tony Moly
Intense Care 24K Snail Cream
100/100
Pregnancy-Safe Alternatives to cyclopentasiloxane | VeriMom
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Frequently asked questions
- Is cyclopentasiloxane safe during pregnancy?
- ECHA harmonised Repr.2 H361f (suspected of damaging fertility). EU SCCS and Health Canada flag for reproductive/environmental concerns. Precautionary avoid in pregnancy is widely recommended.
- Is cyclopentasiloxane safe while breastfeeding?
- Same rationale as pregnancy: non‑harmonised notifications suggesting suspected reproductive effect create a theoretical concern. No specific data demonstrating transfer into breastmilk or effects on nursing infants were found in the provided databases. Dermal exposure is low but measurable for adults.
- Is cyclopentasiloxane safe for baby skin?
- Hazard remains a theoretical/signal-level concern based on non‑harmonised H361 notifications. Mechanistic data for infant‑specific reproductive toxicity are lacking. Exposure score increased by +1 for infants (per instructions) because baby skin has higher absorption and surface‑area‑to‑weight, and cyclopentasiloxane is not completely non‑absorbable/evaporative.
- How does VeriMom score cyclopentasiloxane?
- VeriMom scores cyclopentasiloxane at 53/100 (medium 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 cyclopentasiloxane?
- See our curated list of pregnancy-safe alternatives to cyclopentasiloxane 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.