TheralacPro - Broad Spectrum Probiotic TheralacPRO offers a proven balance of Lactobacilli and Bifidobacteria probiotics to support digestive and immune health throughout the GI tract. * Contains 50 billion colony forming units (CFU) per capsule; Guaranteed potency per expiration when kept refrigerated. Patented deep delivery ensures survival through the stomach and complete colonization throughout the intestine. Contains LactoStim, a patented prebiotic that rehydrates freeze-dried probiotic cells and provides key nutrition that increases the growth rate and activity of probiotics. Third-party lab testing is posted online to ensure the potency, purity, and activity of each batch. Each strain is individually listed and has a well-documented history of effectiveness.