Bacillus subtilis

Bacillus subtilis is a spore-forming probiotic bacterium that supports digestive health and gut microbiome balance. It is heat- and acid-resistant, making it stable in supplements and fermented foods, and may help improve immunity and reduce harmful bacteria in the gut.

Another spore‑forming probiotic; robust survival, can colonize or transit gut; helps in modulation of gut microbiota; possible immune benefits; used in some functional foods and supplements for resilience and stability.