You can substitute pomegranate for cranberry. Something that is easier is to dilute Welch's grape juice with water and drink it 30 minutes before each meal. Decreases your appetite and keeps your blood sugar down thus keeping your body from storing excess fat.
From Michael Berg:
Every person has a unique connection to the Creator that can never be extinguished, and every person has a great soul that can manifest important things in our world. To make a person feel less than they are because of something inside themselves, be it faith, race, or sexual orientation, is the greatest sin of all."