Pigment Red 57

INCI: CI 15850

CAS Number
5858-81-1
Function
Colorant (monoazo sulfonated pigment); also used as semi-permanent hair dye at ≤0.4%
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes D&C Red No. 6 — general use including lipstick + external use; not for eye area

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Purity criteria: 2-amino-5-methylbenzenesulfonic acid <0.2%; 3-hydroxy-2-naphthalenecarboxylic acid <0.4%. Monitor impurity profile for compliance.

⚠️
Concern Level: Low

Regulatory Flags

colorant eu_cosing_listed

Frequently Asked Questions

Is Pigment Red 57 safe in cosmetics?

Purity criteria: 2-amino-5-methylbenzenesulfonic acid <0.2%; 3-hydroxy-2-naphthalenecarboxylic acid <0.4%. Monitor impurity profile for compliance. The EU classifies Pigment Red 57 as "permitted". Safety rating: GOOD.

Is Pigment Red 57 allowed in the EU?

Pigment Red 57 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Pigment Red 57 do in cosmetics?

Pigment Red 57 functions as: Colorant (monoazo sulfonated pigment); also used as semi-permanent hair dye at ≤0.4%. It is classified as a cosmetic ingredient in our database. CAS number: 5858-81-1.

What is the Margin of Safety for Pigment Red 57?

adequate 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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