Is stearalkonium bentonite safe during pregnancy?
The Cosmetic Ingredient Review (CIR) evaluated alkonium clays including stearalkonium bentonite and concluded these materials are "safe as used" in cosmetics; CIR found no reproductive/developmental toxicity data for stearalkonium bentonite and no harmonised CLP reproductive classification appears to exist. (CIR final report).
Pregnancy-Safe Ingredients Database — 28,000+ Ingredients Rated
stearalkonium bentonite
NO KNOWN RISKS100
/100
0







Pregnancy-safe products containing stearalkonium bentonite
exfoliants
Anastasia Beverly Hills
Lipstick & Mini Lip Liner Duos – Coffret maquillage lèvres - Deep Taupe & Blush Brown (3gx1.49g)
99/100
makeup
Anastasia Beverly Hills
Lipstick & Mini Lip Liner Duos – Coffret maquillage lèvres - Warm Taupe & Warm Taupe (3gx1.49g)
99/100

Charlotte Tilbury
Charlotte Tilbury Pillow Talk Lip And Cheek Glow
99/100

La roche-posay
La Roche-Posay 24H Physiological Deodorant Spray
99/100

Lisa Eldridge
Lisa Eldridge Luxuriously Lucent Lip Colour
99/100

Swiss Beauty
Swiss beauty Hd Matte Lipstick
99/100

Uriage
Uriage Bébé Cold Cream
99/100

Narta
Pierre d'alun 48H
99/100

Huda Beauty
Huda Beauty Diamond Balm
99/100

Sunnies Face
Sunnies Face Fluffbalm
99/100
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Frequently asked questions
- Is stearalkonium bentonite safe during pregnancy?
- The Cosmetic Ingredient Review (CIR) evaluated alkonium clays including stearalkonium bentonite and concluded these materials are "safe as used" in cosmetics; CIR found no reproductive/developmental toxicity data for stearalkonium bentonite and no harmonised CLP reproductive classification appears to exist. (CIR final report).
- Is stearalkonium bentonite safe while breastfeeding?
- No reproductive or lactation-specific toxicity or harmonised classification was identified in available authoritative safety reviews; CIR and regulatory notifications do not flag breastfeeding-specific hazards for stearalkonium bentonite. (CIR final report).
- Is stearalkonium bentonite safe for baby skin?
- Stearalkonium bentonite is a particulate modified clay with very low water solubility and CIR notes limited likelihood of appreciable dermal penetration; therefore hazard/mechanism scores remain 0. Because infant skin has a less mature barrier and the ingredient is not proven totally non-absorbable, exposure (e) is increased by +1 for baby skin (per scoring rules). (CIR: physchem and dermal absorption discussion).
- How does VeriMom score stearalkonium bentonite?
- VeriMom scores stearalkonium bentonite at 100/100 (no known risks) 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 stearalkonium bentonite?
- See our curated list of pregnancy-safe alternatives to stearalkonium bentonite 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.