This is an excellent and thought-provoking question.
You are correct that we rely on certain cellular immune functions for laser tattoo removal. While the system is complex and is composed of many discrete parts, there are many communications among these parts, some of which have been...
In general, tattoo excision is going to give a worse result than laser. In some areas of the body, depending on the size, excision isn't even possible. I think if you went to a very experienced laser provider with a Pico and Nanosecond laser, most tattoos can be mostly removed, provided there...
We do remove eyebrow tattoos and it will go away. I find it very difficult to predict the number of treatments it can take. The median number for most people is between 3-4 treatments. We use picosure and enlighten lasers.
Best Wishes