Betaine HCI/PepsinProbiotics are super heroes in creating a healthy functioning GI tract and immune system. When properly balanced, these intestinal critters get to work defending against unwanted pathogens, eliminating gut toxins, contributing to nutrition uptake, and regulating inflammation often resulting from a damaged gut lining. ProBiota Sensitive is our favorite hypo allergenic, low histamine tyramine probiotic that is also SCD GAPS compliant. Ingredients Each