Biotherm Blue Therapy Accelerated Repairing Serum has the following features: Concentrated in Algae of Youth™, the three most visible signs of aging – wrinkles, dark spots and loss of firmness – are dramatically improved over time. Skin feels instantly softer and suppler after application. After 4 weeks, fine lines, dark spots and cheek folds are significantly reduced. 89% of women feel their skin looks more radiant, more luminous.* *Self-assessments, 61 women