Trying to Eat Clean? The Biggest Mistakes to Avoid

Eighty-sixing meat and animal products. Swearing off grains. "While some people feel really good eating vegetarian or not having any grains, it's very difficult to have a balanced diet when you cut out a whole category," Gocke says. She sees vegetarians and vegans in need of iron, and Paleo people who aren't getting enough fiber in a day to keep their GI tract moving. Though supplements can help, at the end of the day, pills are no match for actual food, says Ott. "Our bodies just don't absorb supplements in the same way they absorb nutrients from the actual food source." Aim for moderation or talk to a doctor or dietitian before going cold turkey on a major part of your diet.