Skincare pioneer Kiehl’s has updated its revolutionary Vitamin C-infused innovation, Powerful-Strength Line-Reducing Concentrate. After years of extensively studying its benefits, the brand has incorporated higher dosages of the hero ingredient, making this its most powerful elixir yet.

The original formulation —debuting 2015— was revolutionary at the time for incorporating 10.5% pure stabilized Vitamin C. With over five million bottles sold to date, it was a major success.  The updated formula incorporates 12.5% Vitamin C, with the addition of Hyaluronic Acid. The antioxidant-enriched formula is lightweight and absorbs quickly.

Kiehl’s’ Powerful-Strength Line-Reducing Concentrate is available for $81 for the 75 ml bottle at and Kiehl’s shops.