Other

Probiotics — timing, dose & interactions

Live microorganisms; effects are strain-specific. Evidence is best for preventing antibiotic-associated diarrhea.

Timing

When to take it

With a meal. Keep 2+ hours away from antibiotics.

Interactions

Probiotics with other supplements

No documented supplement interactions in our dataset.

Safety

Medications & health conditions

CautionImmunosuppressants

Live microbes with a suppressed immune system. Rare but serious infections from probiotic organisms have been reported in immunocompromised people.

Human data
NoteTetracycline or quinolone antibiotics

Space probiotics from antibiotics. Take probiotics at least 2 hours after the antibiotic so fewer organisms are killed.

Human data

Buying guide

What to look for on the label

  • Probiotics

    • Strains named on the label (genus, species, strain ID)
    • CFU guaranteed through expiration

FAQ

Common questions

When is the best time to take Probiotics?

Breakfast. With a meal. Keep 2+ hours away from antibiotics.

Should Probiotics be taken with food?

Yes. Taking it with a meal reduces stomach upset.

Sources

References

  1. 01NIH NCCIH — Probiotics: What You Need To Know