When talking about healthy eating, do not forget to include fruits and vegetables in your diet purple. The reason fruits and vegetables contain anthocyanins, natural pigments that he-red, blue and purple. According to J. Scott Smith, professor of food chemistry from Kansas State University, anthocyanins are good for health because it is a strong antioxidant and can improve immune system function, maintain health and prevent disease.
"Now the antioxidant into the conversation public," says Smith again. "Everyone is interested in antioxidants because it is believed good for health."
Anthocyanins more commonly found in fruits compared with vegetables, Smith said, watching the red color of the skin thickens and apples and purple grapes. Because anthocyanins are sensitive to pH, it would appear more red or blue depending on the type of food.
