ProX by Olay is designed basis years of genomic research conducted to understand the root cause of skin concerns. Leading dermatologists and Olay skin scientists have partnered to establish the Olay Professional Alliance. Through this partnership, Pro-X was created to bring you prescribed regimens to treat your specific skin care concerns – be it aging OR spots. Pro-X technologies use a unique mix of ingredients that target the root causes via mix of scientific & Natural/botalical ingredients to create magic. Our goal is that you are satisfied with your product choices. Rigorously tested through multiple clinical studies overseen by independent dermatologists, Olay stands behind these products and guarantees you complete satisfaction.