OH DAISEY INGREDIENT LIBRARY
Blue 1
Synthetic dye that may rarely cause sensitivity.
OH DAISEY VERDICT
Use With Caution
Evidence level: Moderate
Why Oh Daisey rates it this way
Synthetic dye that may rarely cause sensitivity.
What it does
Colorant
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.