No, red dye 3 and red dye 40 are not the same. Red dye 40, made of a chemical compound called Allura red AC, is already ...

Gonçalo and colleagues [16] patch-tested 66 patients (aged 12 to 83 years) with a history of a maculopapular rash to antibiotics (58%), antiepileptics (25%), allopurinol (11%), or other drugs (6%).

The Food and Drug Administration will ban several synthetic food colorings and dyes, including Citrus Red 2, Orange B, FD&C Green No. 3, FD&C Red No. 40, FD&C ...