Also sold as Lactobacillus, Bifidobacterium, probiotic
Strain-specific and course-based — after antibiotics or for defined gut symptoms.
TrustedSupp Tier System™ · Tier 2Take until levels correct
Check before you startThis one has documented interactions with medication classes where the consequences are serious. If you take any prescription medicine, run it past a pharmacist before starting.
Evidence strength
58/100Moderate
WEAKLIMITEDMODERATESTRONGVERY STRONG
What the evidence supports: specific strains for specific conditions; generic products for general health, much less.
This scores how well-supported the claim above is — not how much benefit you personally would get. A high score on a narrow claim does not extend to everything the product is marketed for.
How long to take it
Course-based, typically four to eight weeks. Benefits usually stop when you do.
Who it's actually for
After antibiotics, for IBS symptoms, and for specific diagnosed conditions.
Safe upper limit
Verified
Not applicable
Generally safe, but people who are severely immunocompromised or critically ill should not take live cultures without medical advice.