The Bifida Biome Complex Ampoule fortifies the skin barrier. It visibly plumps and nourishes skin's moisture barrier for lasting hydration. The Secrets Bifida Biome™ Builds up the skin’s barrier and keeps well-balanced skin condition. 5 Probiotics Strengthens the skin's barrier and helps the skin restore its original complexion. 10 Types of Hyaluronic Acid Penetrates through the skin and fill in every gap between skin layers for ample hydration. Clinically Proven 3 Week Human Application Test (Korea Research Institution of Dermatology). 95.2% reported satisfaction with the overall feeling of use. 100% said Bifida Biome Complex calmed skin damaged by external irritants. How to Use After toning, take an ample amount and evenly apply along facial contour. Then, lightly tap with fingers to fully absorb into the skin. Net Wt 1 fl oz / 30 ml