Cyclopentasiloxane
INCI: CYCLOPENTASILOXANE
Also known as: D5, Cyclopentasiloxane
Key Facts
- CAS Number
- 541-02-6
- Category
- emollient
- Risk Level
- low
- Common Allergen
- No
- EU Status
- Restricted
- Max Concentration
- EU restricted in wash-off products
- Found In
- primer, foundation, hair serum
What is Cyclopentasiloxane?
Lightweight volatile silicone. EU restricted due to environmental persistence concerns, not safety.
Allergy & Safety Information
Cyclopentasiloxane is considered safe for cosmetic use. No significant safety concerns have been identified at typical use concentrations. As with any cosmetic ingredient, discontinue use if irritation occurs.
Safer Alternatives
These ingredients serve a similar function with lower allergy risk:
Frequently Asked Questions
Is Cyclopentasiloxane safe for sensitive skin?
Cyclopentasiloxane is generally well-tolerated, even by sensitive skin types.
What products contain Cyclopentasiloxane?
Cyclopentasiloxane is commonly found in primer, foundation, hair serum.
What does Cyclopentasiloxane do in cosmetics?
Cyclopentasiloxane functions as a emollient in formulations.
Is Cyclopentasiloxane causing YOUR skin reactions?
SkinDetekt tracks your products and reactions to find your personal triggers. Download the app to find out.
Download on App Store