Popsugar Health & Fitness Protein Powder Clean Label Project Protein Powder Your Plant-Based Protein Powder Is Likely Full of Lead and Arsenic: Check This List 6 March 2018 by Dominique Michelle Astorino First Published: 5 March 2018 View On One Page Photo 16 of 24 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 16 Optimum Nutrition Previous Next Start Slideshow Protein PowderStudyHealth NewsProteinHealthy Living