Fundamental Skin Regenerating Serum. Life Plankton™ Elixir is a new generation of serum which acts on your specific skin concerns no matter what your age or skin conditions are. Elixir defends, soothes and regenerates the skin, promoting the cell renewal process. This step 1 serum for your skin treatment routine is infused with our Life Plankton™ ™ ingredient at its highest concentration. In 8 days, the quality of the skin is visibly improved, smoother, more even and signs of aging are visibly reduced. This serum should be used as a step 1 serum of your skincare routine.