Potassium bromate, a dough strengthener banned in the EU and Canada, is still legal in American bread. Animal studies link it to kidney and thyroid tumors, and under-baked slices can retain residue. Check your bread's ingredient list and switch to unbromated or sourdough options.
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There's a chemical hiding in American bread that's already banned in Europe, Canada, China, and the UK, and Florida just opened up an investigation into it. It's called potassium bromate. Bakers love it because it strengthens the dough, gives the big fluffy picture-perfect rise for almost no cost, but there's a catch. It's on the official list of chemicals that probably cause cancer, tied to kidney and thyroid tumors in animal studies, and nothing on the bag warns you. That it's in there. It's supposed to fully bake off in the oven, but if the loaf comes out even a little underbaked, some of it stays behind in the exact slice that you're eating. The rest of the world banned it decades ago. Our own FDA has been quietly asking bakers to drop it since 1991, but never actually forced them to do so. So it's still sitting in a lot of bread on the shelf, especially the cheap, soft, mass-produced stuff. That leaves it on you to check. Flip the loaf over and read the ingredients. If you see potassium bromate or bromated flour, put it right back. Look for bread that says unbromated, or go with a real sourdough or an ancient grain that actually feeds your gut. Make sure to follow and share so everybody checks their bread tonight.