Fluorescent Brightener 236

INCI: FLUORESCENT BRIGHTENER 236

CAS Number
3426-43-5
Function
UV absorber
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no specific restriction

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

Very limited published dermal toxicology; same Annex VI compliance gap as FB 230; photostability should be verified in formulation

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Concern Level: Moderate

Frequently Asked Questions

Is Fluorescent Brightener 236 safe in cosmetics?

Very limited published dermal toxicology; same Annex VI compliance gap as FB 230; photostability should be verified in formulation The EU classifies Fluorescent Brightener 236 as "permitted". Safety rating: MODERATE.

Is Fluorescent Brightener 236 allowed in the EU?

Fluorescent Brightener 236 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Fluorescent Brightener 236 do in cosmetics?

Fluorescent Brightener 236 functions as: UV absorber. It is classified as a cosmetic ingredient in our database. CAS number: 3426-43-5.

What is the Margin of Safety for Fluorescent Brightener 236?

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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