Professional ipl hair removal treatment involves flashes of intense pulsed light which are absorbed by the hair follicles the absorbed light heats your hair and impacts the potential of the follicle to regrow without damaging the surrounding tissue during treatment you will see a sharp decrease in regrowth is visible after the first treatment your hair will grow back finer and less dense after 6 8 treatments spaced six to eight weeks apart only 1 or 2 top up treatments may be required