piperazine hydrochloride [1] piperazine dihydrochloride [2] piperazine phosphate [3]
Severity 8/10cosmetic ingredient
Is piperazine hydrochloride [1] piperazine dihydrochloride [2] piperazine phosphate [3] safe?
piperazine hydrochloride [1] piperazine dihydrochloride [2] piperazine phosphate [3] carries significant published concerns (hormone disruption, allergy risk, irritation).
Documented concerns
Hormone disruption
8/10Classified by EU CLP Repr. 2.
Allergy risk
8/10Classified by EU CLP Skin Sens. 1.
Irritation
8/10Classified by EU CLP Skin Irrit. 2; EU CLP Eye Irrit. 2.
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.