Figure 1. General chemical representation of a polyphenol

From

Polyphenols and Flavonoids in Colombian Fruit and Vegetables - Applications and Benefits: A Review

Juan Carlos Carmona-Hernandez, Laura Mariana Ceballos-López, Clara Helena González-Correa

Journal of Food and Nutrition Research. 2018, 6(3), 176-181 doi:10.12691/jfnr-6-3-6