Purple fruits and vegetables may also help people think more clearly and calmly. A 2019 review suggests that purple foods high in polyphenol have a positive impact on cognitive functioning.

List of the Best Low Carb Fruits and Vegetables Medically reviewed by Katherine Marengo LDN, R.D. — Written by Sarah Coppola — Updated on April 2, 2024 Low carb fruits ...

Anthocyanins in plants have properties that reduce the risk of type 2 diabetes, shows a new review article. Anthocyanins are red, purple and blue pigments found in fruits, vegetables, and tubers.