I've suffered from different degrees of acne starting around 12 - now 37 :$ I have had both IPL and BBL. Treatments I first got them to help get rid of the melasma and discolouration from sun damage over the years ... I found that it lifted the discoloured spots after about a week and they came to the surface looking like coffee grounds lol and flaked off! It helped the tone and evenness as well as tightened my skin a bit ! But what the nice thing was even though it was not typically used for ac