Cellex-C Advanced-C Serum 30 ml / 1 fl.oz BRAND NEW, NO BOX, FACTORY SEALED Brand New, No Box , Factory Sealed 30ml/1fl.oz. This oil-free, Advanced-C Serum contains a high concentration of Cellex-C Complex signature ingredients, plus powerful free-radical scavengers and natural collagen protectors. This formulation contains 17.5% vitamin C in a combination of free form and hydrolized ascorbic acid to maximize visible benefits to the skin in the shortest possible time. Directions: Use daily, may be used alone or with other Cellex-C Core formulations. Please check our store for more items!!! If you have any questions or problems before leaving feedback to us, please feel free to send us email first, we will do our best in order to solve the issue. Check out my other items! Be sure to add me to your favorites list!