What is blue1 food ingredient?

Blue1, also known as Brilliant Blue FCF or E133, is a synthetic food dye commonly used to impart a blue color to various food and beverage products. It is water-soluble and often found in candies, soft drinks, ice creams, and baked goods. While generally considered safe for consumption, some individuals may have sensitivities or allergic reactions to artificial colorings. Its use is regulated in many countries, with specific guidelines on allowable concentrations in food products.