Kick-start your morning with C-Tretra Luxe, a glow-enhancing serum with a soft velvety touch. Double the strength of our best-selling C-Tetra serum with the added benefits of optimised red ginseng, vitamin F and maracuja oil. These nourishing actives boost the brightening powers of vitamin C and depply hydrate skin to leave you with a visibly smoother, radiant complexion.