Antibiotics, birth control pills, chlorinated water and other factors can deplete the probiotic cultures that live in your gut and are vital for good health. Each capsule of PureBiotics Restore 40+ provides at least 35 billion total probiotic cultures from 15 different strains offered in delayed release vegan capsules that protect the probiotics from stomach acids. It is especially formulated for those who are are 40 and older. These strains support: