E122, also known as Carmoisine, is a synthetic red food dye commonly used in various food products. It is derived from coal tar and is often found in candies, beverages, and processed foods to enhance their color. E122 is recognized for its vibrant red hue, making it popular in the food industry. In some countries, E122 is subject to regulations due to potential allergic reactions in sensitive individuals. It is important for consumers to check food labels for this additive, especially those with allergies or sensitivities to certain dyes.