Tag: Blue food coloring

In many cultures, natural indigo dye has been used for centuries to color textiles, yet some indigo species are toxic if ingested. It is crucial to understand that not all substances referred to as "indigo" are safe for consumption, as the term applies to several different compounds with varying safety profiles.

Over 90% of a food's sensory appeal is visual, and the food industry relies heavily on color to attract consumers. If you've ever wondered what is blue food dye called, the answer depends on whether it's a synthetic compound or a natural extract, as several varieties are used to create blue hues in foods and beverages.