Green 3

Flavors + Colors

  • Potentially Harmful

Definition

FD&C Green 3 (Fast Green) Is a less-used FDA approved synthetic dye that is banned in Europe.

Also Known As

Green #3, Fast Green FCF

Health Impact

Some people, especially children, may be sensitive to food dyes, and have experienced allergic reactions when consuming them. Artificial food dyes have also been linked to increased behavioral problems in children, especially those with ADHD, because they may cause chemical changes in the brain, inflammation, and depletion of minerals that are important to growth and development.

Sources

Products containing Green 3

Mentioned in the blog

Are Food Dyes Finally Getting the Boot?

June 17, 2025

Are Food Dyes Finally Getting the Boot?

Colorful snacks may be losing their artificial edge as states crack down on synthetic food dyes and federal regulators signal big changes ahead.