6 Surprising Superfoods

When it comes to healthy eating, black is the new green.

Credit: Melissa Punch

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Polyphenols found in dark berries may help reduce cognitive decline in older age by cleaning up cells that impair brain function, researchers at the Human Nutrition Research Center on Aging in Boston say.

Blackberries are also hugely fiber-rich—one cup has almost8 of the 25 grams you need daily.

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