Bioderma Atoderm Shower Oil 100ml in Beauty: NA. Bioderma Atoderm Shower Oil 100ml in Beauty: NA. Silky shower oil that gently cleanses the skin and provides instant hydration that can last for up to 24hrs.. Targets concerns of hydration. Soap-free. 100mL/3.4 fl oz.. Use once or twice a day - 7 days a week. For the shower or bath, apply on wet skin. Rinse off. For even better results, use an Atoderm skincare product afterwards. If skin dryness persists, consult a healthcare professional.. BDER-WU79. USR28135. A pioneer in skincare since the 1970s, BIODERMA has acquired unique expertise by placing biology at the service of dermatology. This scientific approach relies first and foremost on knowledge of the skin and its biological mechanisms to formulate products directly inspired by them. BIODERMA's approach involves reactivating the skin's natural resources to help it resist and recover its normal functions, restoring skin to its healthiest state.