Trisodium Chlorin e6

INCI: TRISODIUM CHLORIN E6

CAS Number
19660-77-6 (chlorin e6 free acid); trisodium salt form
Function
Photosensitizer (PDT applications); cosmetic use limited to skin conditioning
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not approved as a cosmetic ingredient; primarily pharmaceutical (photodynamic therapy)

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Strong photosensitizer; risk of severe phototoxic/photoallergic reactions; primarily a pharmaceutical active (Radachlorin/Photodithazine); requires rigorous controls if used topically

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Concern Level: High

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Trisodium Chlorin e6 safe in cosmetics?

Strong photosensitizer; risk of severe phototoxic/photoallergic reactions; primarily a pharmaceutical active (Radachlorin/Photodithazine); requires rigorous controls if used topically The EU classifies Trisodium Chlorin e6 as "permitted". Safety rating: MODERATE.

Is Trisodium Chlorin e6 allowed in the EU?

Trisodium Chlorin e6 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trisodium Chlorin e6 do in cosmetics?

Trisodium Chlorin e6 functions as: Photosensitizer (PDT applications); cosmetic use limited to skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 19660-77-6 (chlorin e6 free acid); trisodium salt form.

What is the Margin of Safety for Trisodium Chlorin e6?

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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