Blue 1 (brilliant blue FCF)

Where it lurks: Beverages, candies, baked goods, jellies, condiments

Why to avoid it: A potential mitochondrial toxin that inhibits the body’s ability to convert food into energy. Could increase cancer risk. Linked to increased hyperactivity in children.

Blue 2 (indigotine)

Where it lurks: Pet food, beverages, candies, cereals, ice cream

Why to avoid it: Linked to nausea, vomiting, skin rashes, breathing problems, and increased hyperactivity in children.

Safe, natural dyes:

  • Beet juice
  • Black currant extract
  • Carrot
  • Chlorophyll
  • Curcumin
  • Elderberry
  • Grape
  • Hibiscus
  • Paprika
  • Red cabbage
  • Spinach
  • Turmeric

Green 3 (fast green)

Where it lurks: Candy, beverages, sherbets, puddings

Why to avoid it: May inhibit the release of neurotransmitters, preventing nerve impulses. Linked to bladder cancer and increased hyperactivity in children.

Red 3 (erythrosine)

Where it lurks: Canned cherries, candy, baked goods

Why to avoid it: Associated with thyroid tumors in animals and increased hyperactivity in children. It has been banned for use in cosmetics.

Yellow 6 (sunset yellow FCF)

Where it lurks: Beverages, sausage, baked goods, candy, gelatin, cereals

Why to avoid it: May cause adrenal and kidney tumors, nasal congestion, hives, or abdominal pain. Linked to increased hyperactivity in children.