Silicone Quaternium-8

INCI: SILICONE QUATERNIUM-8

CAS Number
721430-34-8
Function
Hair conditioning; skin conditioning; enhances spreadability
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Not specifically restricted; listed in China CFDA permitted list

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Contains laurate functional group. More data available than most in this series. Used in both hair and skin care

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Concern Level: Low

Frequently Asked Questions

Is Silicone Quaternium-8 safe in cosmetics?

Contains laurate functional group. More data available than most in this series. Used in both hair and skin care The EU classifies Silicone Quaternium-8 as "permitted". Safety rating: GOOD.

Is Silicone Quaternium-8 allowed in the EU?

Silicone Quaternium-8 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Silicone Quaternium-8 do in cosmetics?

Silicone Quaternium-8 functions as: Hair conditioning; skin conditioning; enhances spreadability. It is classified as a cosmetic ingredient in our database. CAS number: 721430-34-8.

What is the Margin of Safety for Silicone Quaternium-8?

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.

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