MADE IN USA ~ GUARANTEED DELIVERY ~ SAME DAY EXPEDITED SHIPPING The key to beautiful skin? maintain a healthy skin barrier with a pH of 5.5 . Medix 5.5 promotes smooth, firm, healthy-looking skin by reducing the look of scars and supporting a strong skin barrier that holds in moisture and keeps pollutant out. Infused with Retinol & Ferulic Acid to improve the look of sagging