image source: PubChem
About D&C RED 33: D&C Red 33 is a synthetic dye produced from petroleum or coal tar sources; this dye is FDA-approved for use in pharmaceuticals and cosmetics.
This ingredient may be derived from animals. From PETA's Caring Consumer: Pigments from animal, plant, and synthetic sources used to color foods, cosmetics, and other products. Cochineal is from insects. Widely used FD&C and D&C colors are coaltar (bituminous coal) derivati ... read more
Function(s): Colorant; HAIR DYEING
Synonym(s): RED 33, D&C RED NO. 33; 11427 RED; 1424 RED; ACETYL RED B; ACID FUCHSIN FAST B; ACID FUCHSINE D; ACID RED 2A; ACID RED 33; ACID RED B; AMACID FUCHSINE 4B; AZO FUCHSINE