The Bio EX Cell Toning line with Glutathione & Criste-marine stem cell. Brightening & tone up ampoule serum that has Glutathione and Tranexamic acid to eliminate freckle without skin irritation. Enriched with Hippophae rhamnoides water to moisturize skin and make brilliant, dewy skin. Has Crithmum maritimum callus lifestyle filtrate for nourishing the skin. Vitamin B12 can help enhance and tone up the epidermis. How to use: Apply a reasonable quantity on face evenly.