Black and red tattoo ink were released (D ... Because the pigments are insoluble, they make up the solid part of the tattoo ink, so they weren’t the focus of the new study.

A new study reveals concerning risks associated with tattoos, including higher rates of lymphoma and skin cancer.

Professionals in Berlin tattooed 24 study participants with different commercially available tattoo inks (14 black ... they make up the solid part of the tattoo ink, so they weren’t the focus ...