Americans love hamburgers. Although these sandwiches aren’t exactly prized for being healthy, a recent study unearthed ingredients lurking inside our patties that are as foreign to hamburgers as actual ham.

The report comes from the California-based food analytics company Clear Labs, which sampled 258 hamburger products including ground beef, frozen patties, fast food and veggie burgers. The results showed that 3 of the samples had traces of rat DNA, and 1 tested positive for traces of human DNA.

Source – http://newstarget.com/2016-05-17-burgers-contain-rat-and-human-dna-study-finds.html