SKIN functional offers you a new approach to skincare. Introducing, Ultimate. The concept behind this range was to offer customers the chance at simplifying their skincare routine without compromising on reproducible results™. SKIN functional has remained true by expertly formulating two key products per common skin indication using multiple key ingredients at optimal concentrations™ per product. Each product is formulated to deliver high concentrations of multiple ingredients. The result, a potent effective range tailored for your skin concern and skin type.