Biotherm Lait Oligo-Thermal Body Milk 6.76 Oz. Revitalize your skin with the Biotherm Lait Oligo-Thermal Body milk. It rehydrates the skin leaving it clean and healthy-looking. Enriched with pure extract of thermal plankton trace minerals and vitamins B5 and E this formula immediately soothes and promotes cellular regeneration in sun-damaged skin.n. The Biotherm body milk comes in a convenient 6.76 oz bottle