Brilliant Blue is a synthetic dye known for its vibrant blue color. It is commonly used in food products, cosmetics, and textiles. The dye is often identified by its chemical name, Brilliant Blue FCF, and is recognized for its stability and bright hue, making it a popular choice in various industries. In addition to its aesthetic appeal, Brilliant Blue has applications in scientific research. It is used as a pH indicator and in biological studies to track cellular processes. The dye is generally considered safe for consumption, although some individuals may experience allergic reactions.