A unique formulation of ProBio-X helps keep your gut in check to ensure a healthy gut for immune support and nutrient digestion. High stability of ProBio-X uses probiotics strains in the spore-forming types has a protective shell so it can survive extreme prepara􀆟on temperatures like hot and cold; it can survive through your stomach acid un􀆟l it arrives in your gut, providing you with the digestive health, immune health and protein utlization benefits you want most.