Cornell food scientists have created a natural blue food dye made of algae protein that could replace petroleum-based ...

The new algae-derived blue dye offers food producers a vibrant and stable alternative to synthetic colourants and emulsifiers ...

The U.S. Food and Drug Administration on Monday approved the use of a new blue color additive from the gardenia fruit the fourth coloring from natural sources added in the last two months.

A ban on Red No. 3 requires companies to remove the dye from their products by 2027. The change has prompted food and beverage giants to plan to remove all artificial dyes from their products.

The FDA has approved Gardenia blue as a natural food dye, part of a broader push by Health and Human Services to support dairy and clean ingredients.