Glyoxal
Aldehyde; Preservative; Crosslinking Agent
Can cause skin sensitization, allergic contact dermatitis, severe eye irritation, and respiratory irritation. Glyoxal has also shown genotoxic activity in laboratory testing, creating concern about repeated exposure even though cosmetic-use carcinogenicity has not been conclusively established.
Why Oh Daisey rates it this way
Can cause skin sensitization, allergic contact dermatitis, severe eye irritation, and respiratory irritation. Glyoxal has also shown genotoxic activity in laboratory testing, creating concern about repeated exposure even though cosmetic-use carcinogenicity has not been conclusively established.
What it does
May function as a preservative, antimicrobial agent, or protein-crosslinking ingredient.
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.