Dietary and Athletic Recommendation While being natural, prune juice is a recommended drink, especially to avoid bloating and to feel better. It is particularly suitable for people suffering from constipation. But athletes appreciate it just as much. Tip and trick: prune juice is, of course, excellent to drink, but it can also be poured into your dishes during cooking to enhance a sauce! Guaranteed success. Storage: Ideally store at 16°C, away from light.