Cranberries protect against urinary tract infections, but may also lower cholesterol levels. And berries contain ellagic acid, which some studies show may fight cancer. Even watermelon, once considered to be a lightweight in the produce aisle because it contains 92 percent water, is now highly respected for its possible role in protecting against certain cancers. Watermelon and pink grapefruit are teeming with Lycopene, shown to reduce the risk of prostate cancer. "Natural Health" magazine's Cheryl Redmond gives Gazpacho a fun new twist with watermelon. She also uses frozen berries, which, by the way, do retain their anti-oxidant powers in a frozen fruit smoothy. So if you thought red fruit had little more than water to offer?