E127, also known as Erythrosine, is a synthetic red dye commonly used in food products, cosmetics, and pharmaceuticals. It is derived from coal tar and is recognized for its vibrant pink to red color. E127 is often found in items like candies, drinks, and desserts, enhancing their visual appeal. In the European Union, E127 is approved for use but is subject to regulations regarding its maximum allowable concentration in food. Some studies have raised concerns about potential health effects, leading to ongoing discussions about its safety. Consumers are encouraged to check labels for E127 in products.