Carmoisine is red food dye. Carmoisine is artificial food coloring suitable for all edible purpose. Carmoisine is commonly used in a wide range of foods, including beverages, candy, and dessert mixes. It imparts a vibrant red color to these food products. Carmoisine is used in cosmetics to add a reddish or pinkish hue to various products. It can be found in items such as lipsticks, blushes, and nail polishes.