Blueberry juice is a beverage made from the extraction of juice from fresh or frozen blueberries. It is known for its rich, sweet flavor and vibrant purple color. This juice is often enjoyed on its own or used as an ingredient in smoothies, cocktails, and various recipes. Rich in antioxidants, particularly anthocyanins, blueberry juice is believed to offer several health benefits, including improved heart health and enhanced cognitive function. It is also a good source of vitamins C and K, making it a nutritious addition to a balanced diet.