10 Cheaper Skincare Dupes For Expensive Products (Part 2) - BeautyTidbits Below, check out 11 drugstore skincare dupes that actually rival high-end products! 1. Ole Henriksen Truth Serum Dupe: L'Oreal Revitalift 10% Pure Vitamin C Concentrate. Ole Henriksen Truth Serum ($49) is supercharged with a vitamin C complex, antioxidant vitamin E and green tea extract, plus hydrating hyaluronic acid to help brighten dull ...