With a quick scan of this list, it's safe to say berries are the equivalent of leafy greens in the vegetable world. They're packed with fiber (8 grams per cup—that's about a third of your daily needs!), contain a variety of phytonutrients, and their net antioxidant effect is, gram for gram, second only to herbs and spices.

These little red berries pack a similar phytochemical punch as their berry brethren but with an added bonus. They have been well-studied for their ability to protect against the strains of bacteria that cause urinary tract infections (UTIs). They’re not an antibiotic and may not do much for a full-blown UTI but rather a prophylactic, "preventing bacteria from latching on to the epithelial cells that line the urinary tract,"

Smaller, tarter wild blueberries are phytonutrient powerhouses. Wild blueberries are one of the top fruit antioxidants, according to the Nutrient Data Laboratory from the US Dept of Agriculture. But even the plump blueberries at your local grocery store or farmers market are remarkable. They have a pleasingly sweet taste but are fairly low in calories and low on the glycemic index,