Definition: Anthocyan: A specific type of pigment found in fruits, vegetables, and some foods that have been fermented or preserved. It's made up of a blue color that gives certain fruits their distinctive appearance. Definition: A substance formed by the chemical process of decomposition and alteration of organic compounds. Anthocyanin is typically present in a variety of fruit juices and berries, which are also commonly fermented or preserved. Anthocyanins enhance the appearance of these foods and may have other health benefits.