Azo yellow is a synthetic dye commonly used in various industries, including textiles, food, and cosmetics. It belongs to the azo dye family, characterized by the presence of the azo group (-N=N-). Azo yellow is known for its bright yellow color and is often used to enhance the appearance of products. In food applications, azo yellow can be found in items like candies and beverages, where it adds visual appeal. However, its use is regulated in many countries due to potential health concerns. Consumers should be aware of the ingredients in products containing azo dyes, including food additives and coloring agents.