FD&C Blue No.1
Brillant blue FCF,
Brilliant blue FCF,
CI 42090,
FD&C Blue 1 Aluminium Lake,
FD&C Blue #1,
Food Blue 2,
Blue 1,
Blue 1 Lake,
Acid blue 9,
Erioglaucine A,
Acid Blue 9 Aluminum Lake
青１、青２０５、青色１号及びそのアルミニウムレーキ及びそのバリウムレーキ及びそのジルコニウムレーキ
分子式：C37H34N2Na2O9S3
分子量：792.9
Cas No：3844-45-9; 2650-18-2; 37307-56-5; 68921-42-6
色剤
等同 CI 42090
The safety of Blue No.1 varies based on how it is used, it is completely safe for topical use in beauty products.
Is FD&C Blue 1 safe for the skin? Safety Profile of CI 42090
CI 42090 has been deemed safe for use on skin and hair, even though it is synthetic. It does not pose any risk unless it is consumed.