
More Than a Probiotic.APowerful Medical Food.
Pioneers in Probiotics.Leaders in Gut Health.
VSL#3@ is an ultra-high-potency probiotic medical food - andthe #1 gastroenterologist-recommended multi-strain probioticsbrand.f Developed for people with serious gastrointestinalconditions, it's trusted by healthcare professionals andcustomers alike for its scientific foundation, clinical credibility,and unwavering quality.
Built on Science.Proven in Practice.
Driven by research - not marketing trends - VSL#3@ istrusted in clinical care for the dietary management of specificgastrointestinal conditions. It continues to set the standard forpotency, consistency, and reliability in probiotic therapy.
Ultra-High-Potency.Guaranteed.
VSL#3@ products deliver between 112.5 billion and 900 billionlive bacteria per serving, depending on the formulation. Unlikemany probiotics that only promise potency at the time ofmanufacture, VSL#3@ guarantees potency through expirationwhen stored as directed.
Clinically Researched Formulas.Real-World Results.
Each VSL#3@ product combines 8 well-characterized probioticstrains from 3 genera to help maintain a balanced intestinalmicrobiota and support digestive health. The VSL#3@ family isspecially designed for the dietary management of irritablebowel syndrome (IBS), ulcerative colitis (UC), and pouchitis
Why Doctors Trust VSL#3@
VSL#3R Is Scientifically Formulated ForThe Dietary Management of IBS
Doctor Recommended
satisfied with VSL#3.1
In a 2002 survey of gastroenterologists, 93% reported that IBS patients were VSL#3.
The most frequently observed benefits:
- Less bloating
- Reduced pain
- Better stool consistency and frequency
- Overall symptom improvement
Clinically Studied and FODMAP Friendly Certified for the Dietary Management of IBS
In a 2021 clinical study, VSL#3@ showed outcomes comparable to those achievedwith a low FODMAP diet2 - a commonly recommended but restrictiveapproach. Because VSL#3@ is certified FODMAP Friendly, it can also be usedalongside a low FODMAP diet for flexible dietary management.
1. Data on file 2. Ankerson L, et al. J Med Internet Res. 2021; 23(12): e30291.
It's What's on the Inside
Our unique 8-strain formulation is designed so each strain complements the others, helping maintain a
balanced gut microbiota. Billions of live, beneficial bacteria work together to support digestive health.
The #1 GastroenterologistRecommended Multi-StrainProbiotics Brandt
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VSL#3R Capsules:Clean Ingredients. Verified Quality.
Free From Common Irritants:
- Dairy-Free
- Gluten-Free
- Soy-Free
- Nut-Free
- No GMOs
- Vegan
Certified for Peace of Mind:
- FODMAP Friendly Certified
- Halal Certified
- Kosher Certified
