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What Are Antioxidants, and How Much of Them Should You Be Eating?

Quoted: Then there are antioxidants that aren’t exactly considered essential nutrients, but still have effects on cells and tissues, Bradley Bolling, Ph.D., an assistant professor of food science at the University of Wisconsin-Madison, tells SELF. You can find these in plant, animal, and other dietary sources.

Many of these non-essential antioxidants are being studied for their potential effects on optimizing health, preventing chronic disease, promoting longevity, and reducing inflammation, says Dr. Bolling. “There are varying grades of evidence for the effectiveness of these non-nutritive antioxidants,” he says.