ISO Certification. Intenze Tattoo ink is manufactured in a ISO 9001: 2015 and ISO 22716 facility. Providing the safest tattoo pigment in the industry. Vegan and Cruelty-Free. From the start INTENZE has made it's mission to make tattooing and the world better. We are proudly the first 100% Vegan ink and have never tested on animals. Mario Barth believes so fully in this mission that he personally tests each new ink on himself. In 2016 Intenze partnered with PETA to create the PETA Color set. 100% of it's proceeds going to fighting animal abuse. We know what's NOT in our Ink! INTENZE takes our inks seriously. That is why we have performed extensive testing to make sure harmful ingredients NEVER make it into your skin. Take control over your craft and STOP putting harmful inks into your clients. Use INTENZE the only tattoo ink that tells you what isn't in our inks!