The Life Plankton Eye by Biotherm is an eye cream that enhances and rejuvenates your gaze by reducing deep wrinkles, fine lines, crow's feet, dark circles, and puffiness. The key active ingredient in this serum from Biotherm is Life Plankton, whose effectiveness has been demonstrated in over 100 scientific studies. It is the cornerstone of Biotherm formulas, a uniquely plant-based, 100% natural, and regenerating ingredient with 6 patents, present in this eye care product at its highest concentration of 5%.