Udo's Choice Super 8 Microbiotics are vegetarian capsules containing 8 strains of friendly bacteria to help counteract serious flora imbalance & promote good upper bowel health. Microbiotics are friendly bacteria that occur throughout the digestive tract, they are essential for proper digestion, a strong immune system & overall general health. Helping to replenish healthy gut flora & reduce painful gas, bloating & constipation, Super 8 Microbiotics contain 42 billion active bacteria per capsule & are beneficial for healthy digestion & immune function. Bad eating habits, stress & antibiotics can affect good bacteria in a negative way; taken once a day, these powerful probiotic capsules can help restore healthy digestion for a happier bowel. Suitable for vegetarians. Gluten free.