Why not? Many inks are - goto a tattooist you trust (or mix up your own pigments) and you can know what you have is natural.Joujoudoll said:I highly doubt that ink is biologically friendly.
http://wiki.bmezine.com/index.php/Tattoo_ink
I prefer piercings to tattoos but if I were to get any more tattoos I'd probably get my own made up - that way I know it's vegan. (I think I'd rather have ABS than squid - but the thought of either is sickening).