Tartrazine

Coloration: Tartrazine can provide a bright yellow color to foods, beverages and pharmaceuticals. It is a commonly used synthetic colorant used to increase the appeal and appearance of products.
Food additive: Tartrazine is a common food additive that is widely used in candies, beverages, jelly, ice cream and other foods to add color and appeal.
Pharmaceutical colorants: Tartrazine is also commonly used as a colorant in pharmaceuticals to mark different types of tablets or liquid medications.
Condiments: Tartrazine is also sometimes used as a coloring agent in condiments, providing a yellow or orange color to condiments.

Tartrazine is often used in the food field.