MD Advanced Lash Growth Serum Main Features Promotes the rapid growth in natural lashes long, shiny, voluminous lashes within 4 weeks Healthy natural lashes make a more effective lash extension Helps increase the number of healthy natural lashes which produces more effective results in lash extension. MD Advanced is a scientifically advanced lash growth serum that promotes the rapid growth in natural lashes. Enriched with polypeptides and carnosine, this formula promotes rapid lash growth. This product means that anyone can have long, shiny, voluminous natural lashes within one month. Directions Before applying, remove eye makeup and contact lenses Apply MD Advanced directly to both upper and lower lash lines to the base of the lashes. Allow the serum to be completely absorbed before applying makeup in the morning. For optimum results, apply once in the morning and again at night. There are no known issues with the use of lash growth serums used in conjunction with eyelash extensions. Leave 24 hours after extension application before using serum Use serum at the base of natural eyelashes only.