Day after day, the skin fights against the oxidative and inflammatory stress factors that compromise its health and its radiance. Life Plankton ™ Elixir Serum, highly concentrated in Life Plankton ™ (5%) and Hyaluronic Acid, offers all of its regenerative power in the most revolutionary technology developed by Biotherm to date. Refreshing, the formula penetrates instantly thanks to its unique cellular action and its bio-affinity with all skin types for optimal efficiency and exceptional results. A true elixir of youth, it reactivates all the regenerating powers of the skin for a skin like new in only 8 days. It is a first step of regeneration essential for a visibly firm and rejuvenated skin.