Carmoisine Food Color is a red dye made from a synthetic acid dye with NN and CC chromophore groups. This color has a melting point of >300 C and is soluble in water, making it useful for coloring cosmetics, medications, and food. It's a solid red color. It's mostly found in fermented foods that have been heat-treated. Carmoisine Food Color is used for a variety of purposes, including making food more appealing, delicious, and informative. Light, air, temperature fluctuations, moisture, and storage conditions can all cause color loss.