Coming under the heading of science finally backing up common sense, recent research has shown that most of the honey we get through large commercial distribution chains comes from unknown sources, and is therefore unsafe. You can check out the original article here. It appears that the best way to be certain that you are not eating honey contaminated with heavy metals and illegal antibiotics is to purchase from a small local producer or health food store. Knowing where your food comes from is not just a fad. It's not just something that health nuts, granolas, and hipsters are into. It's how you can keep yourself from eating food that is not only not healthful, but it's potentially harmful.