The award-winning, flagship product that started it all. Just Thrive Probiotic is guaranteed to arrive 100% alive in your gut and has 1000x better survivability vs. leading probiotics. It's also the only retail-available probiotic containing the propriety, Bacillus Indicus HU36™. This superstrain produces antioxidants at the site of peak absorption for unmatched digestive, immune, and total-body health support.