E124, also known as Carmoisine, is a synthetic red food color used in various food products, including candies, beverages, and desserts. It is derived from coal tar and is known for its vibrant hue. E124 is commonly used in the food industry to enhance the visual appeal of products. In some regions, E124 is subject to regulations due to potential allergic reactions in sensitive individuals. It is important for consumers to check product labels, as some countries have restrictions on its use. Overall, E124 serves as a popular choice for food coloring in many processed items.