Dietary supplement with proanthocyanidins from bilberry extract. Proanthocyanidins are secondary plant substances of the flavonoid group. The capsule formulation combines the valuable ingredients of the whole cranberry fruit in its natural plant matrix. It is a suitable supplement when it comes to preventing or relieving urinary tract infections, it also stands out for its richness in antioxidants. It is rich in tannins, which gives it interesting antibiotic benefits precisely when it comes to relieving or preventing this type of infection. It is a product suitable for vegans.