Ci42090
Blue 1 Lake
Also known as: ci42090
BLU
3/10
Concern level
Low concern
CI 42090 is a synthetic blue dye used in cosmetics to impart color. It is stable and safe for use in recommended concentrations.
Pore-clogging
Non-comedogenic
Pregnancy
Safe
Regulatory
No data
Chemical Properties
pH Range
4.00 - 7.00Typical Concentration
0.10% - 5.00%CAS Number: 3844-45-9
Skin Type Compatibility
dry skin8/10
oily skin8/10
sensitive skin5/10
acne prone8/10
mature skin8/10
normal skin8/10
Risks & Warnings
May cause allergic reactions in sensitive individuals. Patch test recommended.
Vegan Cruelty-Free