COLLECTION: Blue Therapy / Thanks to many years of experience in the field of maritime research, Biotherm scientists have succeeded in extracting the red algae's powerful and firming effect for the Blue Therapy Red Algae line. In combination with a collagen peptide fraction, collagen synthesis is stimulated and helps the skin to regain its firmness. During the night, the skin needs a nourishing night cream as this is when it loses the most moisture. Biotherm's Blue Therapy Red Algae Uplift Night Cream 50 ml of Biotherm's Blue Therapy Red Algae Uplift Night Cream, with its enveloping anti-ageing night cream, gives the skin what it needs. The nourishing and rosy texture also gives the skin an immediately rosy appearance when it wakes up, it is smooth and feels fresh. From day to day, the skin becomes firmer, as if lifted.