Orange B is a food dye from the azo dye group. It is approved by the United States Food and Drug Administration for use only in hot dog and sausage casings or surfaces, up to 150 parts per million of the finished food weight. From Wikipedia
FDA revocations of Citrus Red No. 2 and Orange B approvals along with new natural color certifications underscore HHS’s plan to eliminate artificial dyes by 2026.
