Boost your skin's radiance every morning with C-Tetra Luxe. Clinically proven to reduce the appearance of wrinkles and hyperpigmentation in just 4 weeks, it also helps to enhance visible radiance and support the skin barrier. With twice the vitamin C (14%) of the original C-Tetra serum, C-Tetra Luxe is ideal for those seeking to enhance skin glow, antioxidant protection, and deep nourishment. The velvety soft serum contains a stabilised form of vitamin C called tetrahexyldecyl ascorbate, delivering proven results after just 1 use.