Discover all the benefits of this unique immunity booster which meets the needs of nutraceutical and food markets: clinically proven efficacy, high stability, compatible with most dietary restrictions (gluten-free, Halal, Kosher, etc.), no side effects or habituation. With its ability to increase human sIgA levels, LifeinU™ Bacillus subtilis CU1 is a safe and effective strategy to maintain a powerful immune system.