SBI Protect CapsulesSBI Protect is the only purified, dairy free source of immunoglobulin G (IgG) available as a dietary supplement. Pure IgG helps to maintain a healthy intestinal immune system by binding a broad range of microbes and toxins within the gut lumen. Provides Concentrated Immunoglobulins to Enhance Mucosal Immunity Helps Maintain Microbial Balance Supports GI Barrier Health and Integrity Helps Maintain Normal Inflammatory Balance Ingredients Serum Derived