Red Dye No. 3 is an iodine-based compound, which is believed to contribute to its effects on thyroid function.
On January 16, 2025, the Food and Drug Administration (FDA) issued an order banning FD&C Red No.3 in food and ingested drugs.1 Food and ingested ...
After the Red No. 3 ban, there are now eight color additives approved by the FDA. They are FD&C Blue No. 1, FD&C Blue No. 2, ...