Before refrigeration, foods were preserved by fermentation, but today, we rarely eat fermented foods – and that's not a good thing. Fermented foods contain probiotics, healthy gut bacteria that increase digestion, nutrient delivery, and immune health. Scientists believe probiotics in fermented foods like sauerkraut were crucial to gut health thousands of years go.
Credit: Getty Images
Powered By ZergNet
Gear of the Year
102 of the Best Tools, Toys & Tech
Plus: The Woman Who Bails Out the NFL's Bad Boys
ON NEWSSTANDS NOW
Joby Ogwyn: The Man Who Fell to Earth
Life Advice from John Cleese
Sign up to receive the Men’s Journal newsletter and special offers from MJ and its marketing partners.