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Hc Yellow No. 10

Moderate concern

Hair-dye colorants are not eaten and are exempted from FDA pre-approval as color additives for hair-dye use, but require warning labeling. EU SCCS has reviewed several HC dyes; some have raised potential genotoxicity questions.

Found in

11 products

What it is

A semi-permanent hair dye colorant (HC = Hair Coloring nitro-aromatic dye).

Cosmetic colorant only; not used in food.

Why it's flagged

Potential skin sensitization
Some HC dyes flagged for genotoxicity review by SCCS

What regulators actually say

"The law treats coal-tar hair dyes differently from other cosmetics... they are exempt from the usual FDA approval requirement for color additives."

FDA - Hair Dyes — fda.gov

Regulatory status

United States — FDA

Coal-tar hair-dye exemption under FD&C Act 601(a); requires caution labeling

European Union — EFSA

Hair dyes regulated under EU Cosmetics Regulation (EC) 1223/2009 / SCCS opinions

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