CanPrev Pro-Biotik 50B Extra StrengthAn extra strength formula for restoring the gut after gastrointestinal disturbances or antibiotic use Convenient blister packs for ease of use anytime, anywhere 50 billion CFU, 14 critical strains Shelf stable, one a day With 20mg vitamin C Restores gut flora Our gut flora is home to many different species of bacteria, which can be both beneficial and harmful to our health. The key is to maintain a balance of good bacteria, so that our beneficial