Found this explainer video that really accurately shows what happens during tattoo removal... worth the 85 seconds if you're interested http://www.businessinsider.com/what-happens-during-laser-tattoo-removal-2016-5 What's not covered though is that ink is not regulated, by anyone, and the application of tattoos is violent and can cause scar tissue.  If the pigment becomes encapsulated with scar tissue from the tattooing process, it's very hard to remove it.  Pigment colors, location on the