The best-kept beauty secret is NOW revealed. Ampoules are serums packed with a higher potency of active ingredients. They are encapsulated in a single-use fragile glass. You can apply it under your facial cream or use it on its own. These cutting-edge serums are focused on providing you with deep hydration and instant rejuvenation. Janssen Cosmetics MOISTURE BOOSTER – the 7-day moisture boost for your skin!