Regulatory Status
For full compliance data across 55 jurisdictions, use the Substance Compliance tool.
Safety Data
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Major data gap: No dedicated safety review, no published CAS, minimal market presence; if formulating, you would need to justify safety via read-across from assessed silicone quaterniums and potentially commission testing
Frequently Asked Questions
Is Silicone Quaternium-11 safe in cosmetics?
Major data gap: No dedicated safety review, no published CAS, minimal market presence; if formulating, you would need to justify safety via read-across from assessed silicone quaterniums and potentially commission testing The EU classifies Silicone Quaternium-11 as "permitted". Safety rating: MODERATE.
Is Silicone Quaternium-11 allowed in the EU?
Silicone Quaternium-11 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Silicone Quaternium-11 do in cosmetics?
Silicone Quaternium-11 functions as: Hair Conditioning, Antistatic (inferred from silicone quaternium class). It is classified as a cosmetic ingredient in our database. CAS number: No CAS publicly listed in major databases.
What is the Margin of Safety for Silicone Quaternium-11?
not established The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.
Compliance Tools
Check Silicone Quaternium-11 compliance across multiple jurisdictions:
Related Ingredients
Is Silicone Quaternium-11 in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Silicone Quaternium-11 in your formulation.