Safety Assessment of Diethanolami…s Used in Cosmetics.

Ingredients studied
Findings

Diethanolamine (a pH balancer) and its 16 salt derivatives are considered safe in cosmetics when they don't irritate skin. The key catch: these ingredients can't be used in formulas where N-nitroso compounds might form, since that combination raises safety concerns.

Design
Review
Evidence
Moderate
Journal
International journal of toxicology