Mederma Scar Gel is clinically shown to improve the color, texture, and overall appearance of scars.It works for many types of scars, including acne scars, surgery scars, and scars from burns, cuts, and other injuries. You can start using Mederma gel as soon as new skin has formed, typically two or more weeks after the injury or surgery. Make sure the scab has come off naturally and any stitches have been removed. On older scars you may start using Mederma immediately. Directions of use: Apply 3-4 times a day and get effective results in just 10 weeks Note: Remember that results take time, so don't get discouraged if you do not notice results right away. Mederma Advanced users start to see noticeable improvement after about 4 weeks of daily usage, with optimum improvement in 8 weeks. Use under medical supervision