Widely used as a natural colorant in the food and beverage industry, especially in products where a vibrant blue or purple hue is desired. Its application extends to functional foods and dietary supplements due to its strong antioxidant properties. Commonly found in colored berries, it is incorporated into health products aimed at supporting cardiovascular health and reducing oxidative stress. Also explored in cosmetics for its skin-protective effects, thanks to its ability to neutralize free radicals. Due to its pH-sensitive color change, it has been investigated as a natural indicator in smart packaging and freshness sensors for perishable goods.