Tattoo ink accumulates in lymph nodes - study

Zero Hedge

A new study shows tattoo ink drains into the lymphatic system and accumulates in lymph nodes, diminishing the effects of immune cells. This accumulation of ink pigment triggers both local and systemic inflammation that persists for months.

A third of American adults, roughly 32% - or about 80 million people - have tattoos, and they should read this new study published in the Proceedings of the National Academy of Sciences of the United States of America (PNAS).

"Despite safety concerns regarding the toxicity of tattoo ink, no studies have reported the consequences of tattooing on the immune response. In this work, we have characterized the transport and accumulation of different tattoo inks in the lymphatic system using a murine model," researcher Arianna Capucetti wrote in the study.

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