How Quickly Does Prune Juice Work?
How Quickly Does Prune Juice Work? The most popular juice to relieve constipation is prune juice. Each 8-ounce glass contains about 2.6 grams of fiber. That’s about 10 percent of your daily requirement. While the fiber may bulk up your stools, the sorbitol in the prune juice helps soften them, making them easier to pass.