Supreme the grapefruit: Remove ends of fruit with a sharp serrated knife ... squeeze grapefruit membrane to release juice. Set aside. Peel jicama and cut into thin matchsticks about 2 inches ...

DBP is the bottom number on a reading. In one small study, 30 volunteers drank 500 milliliters (16 ounces) of freshly prepared jicama juice, guava fruit juice, or water daily. The authors found ...