Scientists in Germany’s Federal Institute for Risk Assessment, or the BfR, were stunned to learn that only 20% of tattoo ink ...

"The deposition of color pigments from ... the solid fraction of the ink. The quantity and distribution pattern of the liquid ...

More than 200 artists created a real buzz at the three-day event in Glendale.

These pigments give ink bright, vivid colors, but over time they ... an experienced and trained artist who follows best practices for hygiene and tattoo aftercare.

The study also monitored how much tattoo ink was used in each session. On the one hand, the bottles of ink were precisely weighed before and after the session. On the other hand, all the needles ...