At the 173rd meeting of the Cosmetic Ingredient Review Expert Panel, held June 9 and 10, final safety assessments for cosmetic ingredients were unveiled. Here are the results from the most recent session:

Tentative Safety Assessments


4-Chloro-2-Aminophenol — 1 ingredient — Unsafe

4-Nitro-o- Phenylenediamine — 1 ingredient — Safe as an oxidative hair dye ingredient

Lactobacillus Ferment Ingredients — 4 ingredients — Safe as used

2-Bromo-2-Nitropropane-1,2-Diol — 1 ingredient — Safe as used

Cocoyl Hydrolyzed Collagens — 4 ingredients — Safe as used

Insufficient Data Announcements

2-Nitro-p-Phenylenediamine — 1 ingredient

Phyrogallol — 1 ingredient

Dimer Dilinoleates — 8 ingredients

Oxyquinoline — 2 ingredients

The next Expert Panel meeting is slated for Sept. 8 and 9, 2025, virtually.