A potent Vitamin C serum formulated with 12.5% Vitamin C and Hyaluronic Acid.
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-tested for safety and gentle enough for sensitive skin.