Tattoo Ink Products and Pigments 2018–2019 Upfront the New EU-REACH Regulation: Danish Golden Benchmark Study of 108 Studios and 39,687 Clients Tattooed with Inks from 109,720 Ink Bottles

Denmark can, having detailed ink registration enforced by law and having a commonly used electronic registration system reporting to a central server, function as an index country in future surveillance of use of tattoo inks in studios, toxicology aspects and the impact of regulatory intervention on the tattooing industry, with a large sample of data collected in 2018-2019.