Kombucha made by artisan tea brewer Bill Bond in Akron, Ohio, comes in an array of flavors, such as lemongrass, ginger, blueberry and watermelon. Peggy Turbett/The Plain Dealer /Landov hide caption

itoggle caption Peggy Turbett/The Plain Dealer /Landov

Experts say lots of factors determine how quickly an oil deteriorates — from the variety of the olives, to how the oil is produced and stored. Matthias Schrader/AP hide caption

itoggle caption Matthias Schrader/AP

Beyond maple: Sap drips from a pine tree. Around the nation, producers are making syrup from the sap of pine, birch, even black walnut trees. iStockphoto hide caption

itoggle caption iStockphoto

About 40 years ago wheat breeders introduced new varieties of wheat that helped farmers increase their grain yields. But scientists say those varieties aren't linked to the rise in celiac disease. Karen Bleier/AFP/Getty Images hide caption

itoggle caption Karen Bleier/AFP/Getty Images

If you eat fish, rather than take a fish-oil supplement, is there more likely to be a benefit? There's more than a suggestion that this is indeed the case. Verena J Matthew/iStockphoto hide caption

itoggle caption Verena J Matthew/iStockphoto

Stacey Kimmons and Audra Lewicki harvest lettuce at the Chicago Botanic Garden's 20,000-square-foot vegetable garden atop McCormick Place West in Chicago. Courtesy of the Chicago Botanic Garden hide caption

itoggle caption Courtesy of the Chicago Botanic Garden

A Costa Rican banana worker carries a stalk of freshly harvested fruit on a plantation in Costa Rica, where many of the bananas that Americans eat are grown. Kent Gilbert/AP hide caption

itoggle caption Kent Gilbert/AP

Boxes of empty Jinro soju bottles sit in a downtown Seoul, South Korea, shop on April 1, 2005. Jung Yeon-Je/AFP/Getty Images hide caption

itoggle caption Jung Yeon-Je/AFP/Getty Images

A marriage made in New York, though both partners came with plenty of baggage. Jerry Deutsch/iStockphoto.com hide caption

itoggle caption Jerry Deutsch/iStockphoto.com

Doug Rauch wants to take wholesome food that grocers have to throw away and cook and sell it as low-cost, prepared meals. Bunnyhero/Flickr hide caption

itoggle caption Bunnyhero/Flickr

Johanna Terron, 14, has lost over 20 pounds over the past year. She receives a prescription for fruits and vegetables from her pediatrician at Lincoln Hospital. Allison Aubrey/NPR hide caption

itoggle caption Allison Aubrey/NPR

Chipotle Mexican Grill launched The Scarecrow, an arcade-style adventure game for iPhone, iPad and iPod touch. Business Wire hide caption

itoggle caption Business Wire

Would he have won a James Beard? The First Earl of Sandwich probably brought the iced chocolate drink to England from Spain, decades before the recipe appeared in cookbooks. Jan Arkesteijn/Wikimedia.org hide caption

itoggle caption Jan Arkesteijn/Wikimedia.org