OH DAISEY INGREDIENT LIBRARY
Laureth-9
Can irritate skin and eyes. As an ethoxylated ingredient, it may contain residual ethylene oxide or 1,4-dioxane if manufacturing and purification are poorly controlled.
OH DAISEY VERDICT
Avoid
Evidence level: Moderate
Why Oh Daisey rates it this way
Can irritate skin and eyes. As an ethoxylated ingredient, it may contain residual ethylene oxide or 1,4-dioxane if manufacturing and purification are poorly controlled.
What it does
Helps disperse oils, fragrances, and other ingredients in water-based formulas.
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.