Promotes healthy digestionSupports natural immunitySuitable for everyday wellness seekersFree of gluten, soy, nuts, sugar, salt, preservatives, and artificial colors or flavors Let's face it: between salads and soul food, a solid sweat sesh and a well-deserved rest day, life is a balancing act. But did you know that balance is also key to digestive health? A healthy digestive system will have a solid balance of probiotics that help suppress harmful bacteria and re-colonize beneficial bacteria. The Vitamin Shoppe brand Probiotic Complex capsules contain 4 billion CFUs of several key probiotic strains to promote healthy digestive and immune health. Frequently Asked Questions What are CFUs?CFUs, or colony forming units, are units of measurement that express the potency of a probiotic.