Kiehl's SinceKiehl's Since 1851 Powerful-strength Line-reducing Concentrate 3.4 Oz.

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What It Is: A potent Vitamin C serum formulated with 12.5% Vitamin C and Hyaluronic Acid. What It'S For: All skin types, especially sensitive skin. What It Does: Kiehl's original Vitamin C serum is now formulated with even more Vitamin C. In addition to 10.5% L-Ascorbic Acid, this formula is infused with 2% Vitamin Cg and fragmented Hyaluronic Acid. Visibly reduce wrinkles and fine lines and boost radiance with this potent serum. Powerful-Strength Line-Reducing Concentrate is dermatologist-teste