Opibac probiotics bifidobacteria amp fibre bifidobacteria amp fibre from optibac probiotics is a live cultures supplement which is high in fibre with the extensively researched strain bifidobacterium lactis bb 12 live cultures with fos fibres fibre may help to maintain regular bowel movements whos it for for anyone from 1 year onwards who is seeking a natural option each sachet provides 5 billion live cultures 4g of fos fibres guaranteed until end of expiry bifid