Health-boosting nutrients: Antioxidants

By Mayo Clinic Staff

Antioxidants, such as vitamins C and E and carotenoids, may help protect cells from damage caused by free radicals. Other antioxidants include flavonoids, tannins, phenols and lignans. Plant-based foods are the best sources. These include fruits, vegetables, whole grains, nuts, seeds, herbs and spices, and even cocoa.

Nov. 23, 2019 See more In-depth