The US Food and Drug Administration has banned the use of red dye No. 3 in food, beverages and ingested drugs, more than 30 years after scientists discovered links to cancer in animals ...

A California law outlawed the ingredient at foods served in public schools. Red Dye No. 40, a synthetic food dye that's used to achieve a bright crimson color in condiments and candy alike ...

When metals react with oxygen, metal oxides are formed. The speed of the reaction depends on the reactivity of the metal. Watch this video for a practical demonstration of reacting metals with ...

Made from petroleum, red dye 40 is a synthetic food dye. Some studies suggest a link between red dye 40 and ADHD behavior; the dye might trigger or exacerbate behavioral changes in sensitive children.