Probiotic 40 Billion with Prebiotics supplements are designed to support a healthy gut microbiome. They contain a high concentration of beneficial bacteria strains, typically around 40 billion colony-forming units (CFUs), that help restore and maintain a balanced gut flora. In addition, prebiotics are included in these supplements to provide nourishment and support the growth of the probiotic bacteria. This combination of probiotics and prebiotics can help promote digestion, support immune function, and contribute to overall gut health.