12.15.23
At the 167th meeting of the Cosmetic Ingredient Review Expert Panel, held Dec. 8, final safety assessments for cosmetic ingredients were unveiled. Here are the results from the most recent session:
Final Safety Assessments
5-Amino-4-Chloro-o-Cresol – 2 ingredients – Safe as hair dyes
Charcoal– 3 ingredients – Safe
Tentative Safety Assessments
1,2,4-Trihydroxybenzene – 1 ingredient – Safe as a hair dye
Yeast – 56 ingredients – Split conclusion (11 Safe; 22 Safe w/qualifications; 23 Insufficient data) • p-Phenylenediamine – 3 ingredients – Safe as hair dyes
MIBK – 1 ingredient – Safe w/qualifications
Insufficient Data Announcements
Prostaglandins – 2 ingredients
The next Expert Panel meeting is slated for March 28-29, 2024.