4,4-isobutylethylidenediphenol
Severity 10/10cosmetic ingredient
Is 4,4-isobutylethylidenediphenol safe?
4,4-isobutylethylidenediphenol carries significant published concerns (hormone disruption, irritation, environmental impact).
Documented concerns
Hormone disruption
10/10Classified by EU CLP Repr. 1B.
Irritation
10/10Classified by EU CLP Eye Irrit. 2.
Environmental impact
10/10Classified by EU CLP Aquatic Acute 1/Aquatic Chronic 1.
Related ingredients
Ingredients with a similar role or shared type of concern — useful for comparing what's on your label.
Checking a specific product? Paste its full ingredient list and we'll analyze everything at once.