Carboxymethyl Hydroxyethylcellulose

INCI: CARBOXYMETHYL HYDROXYETHYLCELLULOSE

CAS Number
9004-30-2 (FDA) ; also reported as 9088-04-4
Function
Viscosity increasing agent (aqueous systems)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR-reviewed โ€” concluded safe as used in cosmetics. FDA food substance listing.

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

CIR Expert Panel concluded safe as used in cosmetics; no safety concerns identified.

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Concern Level: Moderate

Frequently Asked Questions

Is Carboxymethyl Hydroxyethylcellulose safe in cosmetics?

CIR Expert Panel concluded safe as used in cosmetics; no safety concerns identified. The EU classifies Carboxymethyl Hydroxyethylcellulose as "permitted". Safety rating: MODERATE.

Is Carboxymethyl Hydroxyethylcellulose allowed in the EU?

Carboxymethyl Hydroxyethylcellulose EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Carboxymethyl Hydroxyethylcellulose do in cosmetics?

Carboxymethyl Hydroxyethylcellulose functions as: Viscosity increasing agent (aqueous systems). It is classified as a cosmetic ingredient in our database. CAS number: 9004-30-2 (FDA) ; also reported as 9088-04-4.

What is the Margin of Safety for Carboxymethyl Hydroxyethylcellulose?

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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