The eye area is one of the first areas to show signs of aging, and this eye treatment delivers brightening and smoothing results that have garnered it a very loyal following. The key ingredient in this luminous eye serum-cream is X-50. Developed in pharmaceutical delivery sector, X-50 acts like a GPS to track the active ingredients, such as copper peptides, to your fibroblasts (the cells that produce collagen). While many eye creams have compelling ingredients, this cream actually gets the ingredients where they need to be on a cellular level in order to make a more meaningful difference in your skin. With any new technology the proof is in the pudding, and this is is a highly re-purchased product because people see results from its powerfully rejuvenating effects.