Sodium Benozate—can cause damage in the cell mitochondria, leading to neurodegenerative diseases. It has been linked to hyperactivity as well. Use of nitrates is highly restricted in some countries.
Sodium nitrate—has been linked to pancreatic and lung cancers, according to a study done by the US National Toxicology Program. Sodium nitrate used as a curing agent in many packaged meats.
Propyl gallate—can cause prostate inflammation and tumors of the thyroid, brain, and pancrease. It is used as a stabilizer in packaged meats, dried milk, candy, potato chips, and baked goods. It is also found in cosmetics and pharmaceuticals.
Potassium bromate—has been found to cause cancerous kidney and thyroid tumors in rats. It has been banned in Britain and Canada as a carcinogen. It is often used by bread companies to strengthen the bread dough.