ACID RED 51 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

ACID RED 51

Safety grade: A

A synthetic colorant used to give cosmetics a red or pink shade, this ingredient is commonly found in lipsticks, blushes, and nail polishes. It's created through chemical processes rather than derived from natural sources, and helps provide vibrant, long-lasting color to beauty products.

Graded using: COSING.

Last verified: June 9, 2026