| E250 (Sodium Nitrite) | Under high heat + amines → nitrosamines (potent carcinogens). Nitrites + heme iron → accelerated N-n... | Bacon, ham, sausage, hot dogs, deli meat, jerky |
| E251 (Sodium Nitrate) | Converts to nitrite in body. Same nitrosamine pathway. Often used as "cleaner" label — functionally ... | Cured meats, smoked fish, some cheeses |
| E150 (Caramel Coloring, Class III/IV) | Ammonia-processed caramel contains 4-MEI (4-methylimidazole), a suspected carcinogen. California Pro... | Cola, dark sauces, balsamic vinegar coloring, dark breads |