Biotherm, Homme (Age Fitness Advanced Night 50ml) During night, skin enters a process of regeneration, it is the right time to help strengthen it. Age Fitness Advanced Night with green and blue micro-algae extracts gives your skin a fresh looking tone when you wake up. Skin looks renewed and feels smoothed and fortified. To use: Use every evening. Pump one dose into palm. Smooth over the face finish by the neck.