MegaSporeBiotic is a 100% spore-based, broad-spectrum probiotic clinically shown to maintain healthy gut barrier function. This unique all-spore formula effectively RECONDITIONS the gut by promoting microbial diversity and maintaining key health-promoting, commensal gut bacteria. MegaSporeBiotic boasts a 5-year shelf-life, does not require refrigeration, and maintains efficacy during antibiotic therapy.