GI PRO – 60 Caps – A unique combination of the most robust and effective probiotic strains on the market. Our 4 Super Strains survive the tough 2.0 pH of your stomach and can endure up to 180-degree heat. Coupled with L-Glutamine, an essential Amino Acid used for biosynthesis of proteins, and a powerful herbal blend, GI PRO is designed to enhance your immune system. These primary strains and unique blend are what the body needs to rebuild the gastrointestinal tracts microbial ecosystem without introducing additional foreign bacteria. (MSRP $65)