Ortho Molecular Ortho Spore IG, 90 CapsulesOrtho Spore IG is a spore based, broad spectrum probiotic formula designed to promote a healthy gut microflora, protect mucosal integrity, and relieve small intestinal bacterial overgrowth (SIBO). Uniquely included in this formula are serum derived bovine immunoglobulins that bind to and eliminate microbes and toxins that are common in SIBO. Helps Maintain Normal Gastrointestinal Balance Provides Concentrated Immunoglobulins to Enhance Mucosal