Peter Thomas RothPeter Thomas Roth Potent-ca Vitamin C Targeted Spot Brightener

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Potent-C Vitamin C Targeted Spot Brightener - 10% THD Ascorbate (50 X more powerful than traditional Vitamin C) is boosted by 3% Vitamin E and 2% Ferulic Acid for potent brightening benefits. Gwennis, an active algae extract, helps reduce the look of dark spot size by up to 75%*. Angelica Root Extract also helps minimize the look of dark spots.Key Ingredients & Benefits:10% THD Ascorbate Vitamin C - An ultra-stable scientific breakthrough form of Vitamin C that is 50 X more powerful than traditional Vitamin C to help brighten skins appearance and defy signs of aging.  3% Vitamin E and 2% Ferulic Acid - Provide antioxidant benefits and work synergistically to help boost the performance of Vitamin C..Gwennis - An active algae extract that helps reduce the look of dark spot size by up to 75%, based on an in vivo study after 12 weeks.*Based on an in vivo study after 12 weeks with application of Gwennis:- The look of dark spot size was reduced by up to 75%.  - Potent-C Vitamin C Targeted Spot Brightener