Although sodium benzoate is considered safe for consumption in regulated amounts, there are some health concerns associated with its use, particularly when it is combined with ascorbic acid (vitamin C) in products, such as soft drinks. Under certain conditions, this combination can produce benzene, a known carcinogen. However, regulatory agencies, including the FDA and the European Food Safety Authority, have set stringent limits on the concentrations used in food products to mitigate such risks.
