Delphinidin 3-sambubioside chloride is primarily used in the field of natural food coloring due to its vibrant pigmentation. It is often incorporated into beverages, confectioneries, and dairy products to provide a rich, stable color without the need for synthetic dyes. Additionally, this compound is studied for its potential antioxidant properties, making it a candidate for use in health supplements and functional foods aimed at reducing oxidative stress. In cosmetic formulations, it is utilized for its natural hue and potential skin benefits, particularly in products designed to enhance skin appearance and protect against environmental damage. Its application in research also extends to studying its effects on cellular health and its role in preventing chronic diseases.