FD&C Blue No. 1

AI-analyzed

INCI: CI 42090 (FD C BLUE NO 1)

cosmetic colorant

What it does

CI 42090 is a synthetic blue dye, also known as FD&C Blue No. 1, commonly used in cosmetics to impart a blue color to products.

No specific concern data available

Safety summary

Generally considered safe for cosmetic use, but like all dyes, some individuals may have sensitivities.

For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.