Sale Featured Peter Thomas Roth Peter Thomas Roth Potent-C Power Serum 1 fl oz $105.00 $73.50 Improve the look of fine lines, wrinkles, uneven skin tone, texture, firmness, and brightness with Peter Thomas Roth’s Potent-C Power Serum. This rich moisturizing serum unleashes the strength of THD Ascorbate, an ultra-stable scientific... Add to Cart Add to Wish list Compare