Sunscreen's zinc factor ends up in blood

Sunscreen's zinc factor ends up in blood
http://www.theaustralian.com.au/news/nation/sunscreens-zinc-factor-ends-up-in-blood/story-e6frg6nf-1225834053169
"PEOPLE who use a lot of sunscreen could be at risk of having "larger than normal" quantities of zinc in their bloodstream, with new evidence showing zinc particles penetrate the skin and are absorbed into the body."