Poor Cosmetic Ingredient SCCS/CIR Reviewed

Basic Blue 7

INCI: BASIC BLUE 7

CAS Number
2390-60-5
Function
Hair colorant (triarylmethane dye)
Safety Rating
POOR

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status restricted
US Notes Not approved as a color additive. Coal tar hair dye exemption historically applied. CIR issued Draft Report Sept 2024 with insufficient data to determine safety.

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Safety Opinions

Official safety assessments from the Scientific Committee on Consumer Safety (SCCS) and Cosmetic Ingredient Review (CIR).

cir October 6, 2025
Verdict: insufficient data

ata to determine the safety of this ingredient. The Panel concluded that the available data are insufficient to make a determination of safety for Basic Blue 7 under the intended conditions of use as a hair dye ingredient. INTRODUCTION This assessment reviews the safety of Basic Blue 7 as used in cosmeti

Expert Verdict

EU-banned substance with historical approval at 0.2% for hair tinting but moved to Annex II. Not approved as US color additive; coal tar hair dye exemption no longer applies. No adequate toxicity, DART, genotoxicity, or carcinogenicity data available. CIR Draft Report (Sept 2024) found insufficient safety data.

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Concern Level: High

Regulatory Flags

colorant eu_banned_cosmetics eu_cosing_listed

Frequently Asked Questions

Is Basic Blue 7 safe in cosmetics?

EU-banned substance with historical approval at 0.2% for hair tinting but moved to Annex II. Not approved as US color additive; coal tar hair dye exemption no longer applies. No adequate toxicity, DART, genotoxicity, or carcinogenicity data available. CIR Draft Report (Sept 2024) found insufficient safety data. The EU classifies Basic Blue 7 as "prohibited". Safety rating: POOR. This ingredient has been reviewed by cir.

Is Basic Blue 7 allowed in the EU?

Basic Blue 7 EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does Basic Blue 7 do in cosmetics?

Basic Blue 7 functions as: Hair colorant (triarylmethane dye). It is classified as a cosmetic ingredient in our database. CAS number: 2390-60-5.

What is the Margin of Safety for Basic Blue 7?

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 Basic Blue 7 compliance across multiple jurisdictions:

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Ingredient Decoder
Paste a full ingredient list for instant analysis
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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