Dark chocolate lovers may reconsider their favourite candy.
A new study found that some dark chocolate bars contain heavy metals, despite their healthy reputation.
Consumer Reports found high cadmium and lead levels in some dark chocolate brands.
The nonprofit advocacy organization's new study, published on Thursday, Dec. 15, found that popular brands like Hershey's, Trader Joe's, Lindt
The study found cadmium and lead in all 28 dark chocolate bars, and eating just an ounce a day would ,
"put an adult over a level that public health authorities and CR's experts say may be harmful for at least one of those heavy metals" for 23 of them.