Widely used as a natural colorant in the food and beverage industry, providing vibrant red to blue hues depending on pH. Commonly found in berry-based products, fruit juices, and functional drinks where a natural pigment is preferred over synthetic dyes.

Also utilized in cosmetics for its color properties and potential antioxidant benefits, particularly in lipsticks, creams, and serums.

Shows promise in nutraceuticals due to its strong free radical scavenging activity, supporting formulations aimed at promoting cardiovascular and cognitive health.

Its pH-sensitive color change is exploited in smart packaging as a freshness indicator for perishable goods.