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This is a synthetic hair dye ingredient used to impart blue color to hair. It's typically found in semi-permanent or temporary hair coloring products.
May aggravate
Safety summary
Approved for use as a hair dye, but like all hair dyes, it can cause allergic reactions in some individuals. A patch test is recommended before use, especially for those with known sensitivities.
CAS Number
132885-85-9
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.