Peter Thomas Roth Labs

This company uses microbeads in some of its personal care products. These particles are not retained by wastewater treatment so end up in the ocean. While microbeads aren't thought to be a health hazard to consumers, they are a threat to the marine environment.
Source: Beat the Microbead (2014)

Skin Deep is an online safety guide to cosmetics and personal care products and their potential hazards and health concerns, with over 75,000 products rated from 1 (low hazard) to 10 (high hazard).
Source: Environmental Working Group (2019)