Powered by Blue Pro-retinol and designed to target men’s skin, the Biotherm Force Supreme Blue Serum works to visibly soften the appearance of fine lines and imperfections. The lightweight, non-sticky formula seeks to unify the skin tone and texture. Inspired by blue science, the advanced serum is enriched with blue algae, helping to clarify the complexion to promote a balanced and refined appearance. Blue Algae: Hosts antioxidant properties and delivers moisture to the skin