Graz, Austria / Omni-Biotic, Europe's leading probiotic brand, makes targeted probiotics that are highly effective and clinically tested. Stress Release is Omni-Biotic’s best-selling formula, which may come as no surprise given the reams of research that have uncovered (and continue to uncover) the relationship between gut health, stress, cognition, and mood. Learn more about what makes Omni-Biotic so special in our Brand Spotlight.