VSL #3® High-Potency Probiotic Medical Food, Dietary Management of IBS & UC

VSL #3® High-Potency Probiotic Medical Food, Dietary Management of IBS & UC

112.5 Billion CFU, Clinically Researched, 8 Live Probiotic Strains, Refrigerated, For Men & Women, 60 Capsules

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VSL #3® High-Potency Probiotic Medical Food, Dietary Management of IBS & UC

VSL #3® High-Potency Probiotic Medical Food, Dietary Management of IBS & UC

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More Than a Probiotic. A Powerful Medical Food.

  • Pioneers in Probiotics.Leaders in Gut Health.

    VSL#3® is an ultra-high-potency probiotic medical food - and the #1 gastroenterologist-recommended multi-strain probiotics brand.Developed for people with serious gastrointestinal conditions, it's trusted by healthcare professionals and customers a like for its scientific foundation, clinical credibility, and unwavering quality.

  • Clinically Researched Formulas.Real-World Results.

    Each VSL#3® product combines 8
    well-characterized probiotic strains from 3 genera to help maintain a balanced intestinal microbiota and support digestive health. The VSL#3® family is specially designed for the dietary management of
    irritable bowel syndrome (IBS), ulcerative colitis (UC), and pouchitis.

  • Built on Science.Proven in Practice.

    Driven by research - not marketing trends - VSL#3® is trusted in clinical care for the dietary management of specific gastrointestinal conditions. It continues to set the standard for potency, consistency, and reliability in probiotic therapy.

  • Ultra-High-Potency.Guaranteed.

    VSL #3® products deliver between
    112.5 billion and 900 billion live bacteria per serving, depending on the formulation. Unlike many probiotics that only promise potency at the time of manufacture, VSL #3® guarantees potency through expiration when stored as directed.

    HOW TO USE

    • Typical adult dosage is 1-2 capsules up to 4 times daily, or as directed by a physician.
    • Swallow whole or mix into a non-carbonated cold beverage or food. Avoid consuming with hot foods or drinks, as heat may reduce probiotic viability.
    • Consistent use for several weeks may be needed to support microbiota balance.
    • For more information on how to take VSL#3® for the dietary management of certain Gl conditions, please see the VSL#3® Product Information Sheet.
    • VSL#3® is a medical food intended to be used under medical supervision.

    Why Doctors Trust VSL#3®

    • "The best product for IBD. I strongly recommend VSL#3® ."

      Dr. Victor Gallo , Garden City Colon and Rectal Surgery Practice - Garden City, NY

    • I recommend VSL#3® for maintenance of a healthy gut microbiome."

      Dr. George Barret MD , Founder and Chief of Gastroenterology BethIsrael Deaconess Hospital - Milton, MA

    • "I've had great success in using VSL#3® postcolonoscopy, and especially so in my IBS and UC patients."

      Dr. William Andy Shaver MDGastroenterologist - Lubbock, TX

      VSL #3® Is Scientifically Formulated For The Dietary Management of IBS

      Doctor Recommended
      In a 2002 survey of gastroenterologists, 93% reported that IBS patients were satisfied with VSL#3.

      The most frequently observed benefits:
      Less bloating
      Reduced pain
      Better stool consistency and frequency
      Overall symptom improvement

      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.

      Bifidobacterium

      Bifidobacterium breve,
      Bifidobacterium lactis(previously classified as B.infantis),
      Bifidobacteriumlactis (previously classified asB. longum)

      Lactobacillus

      Lactobacillus acidophilus,
      Lactobacillus helveticus
      (previously classified as L.
      delbrueckii subsp. bulgaricus),
      Lactobacillus paracasei,
      Lactobacillus plantarum

      Streptococcus

      Streptococcus thermophilus

      •  
         

        VSL#3 | Doctors’ Preferred Probiotic

        The #1 GastroenterologistRecommended Multi-StrainProbiotics Brand.
        Trusted by healthcare professionals and millions of customers worldwide,
        VSL #3® is a gold standard in multi-strain probiotics - recommended by experts for quality,
        consistency, and proven performance.

      FAQs

      What is VSL #3®?

      VSL #3® is an ultra-high-potency probiotic medical food intended for the dietary management of irritable bowel syndrome (IBS), ulcerative colitis (UC),and an ileal pouch (pouchitis).

      How should I store VSL #3®

      VSL #3® should be stored under refrigeration at 36-46°F (2-8°C) to preserve potency. It can remain at room temperature for up to 2 weeks without reducing effectiveness.

      What is a Medical Food?

      Medical foods are formulated for the dietary management of diseases or conditions with distinctive nutritional needs that cannot be met by diet alone.Unlike dietary supplements, medical foods are intended for use under a healthcare provider's supervision.

      How does VSL #3® compare to a Low FODMAP diet forIBS management?

      In a 2021 clinical study,
      VSL #3® demonstrated dietary management outcomes in people with IBS comparable to those achieved with a low FODMAP diet- a commonly recommended but restrictive approach. Because VSL #3® is certified FODMAP Friendly, it can also be used alongside a low FODMAP diet for flexible dietary management.

      How are VSL #3® and VSL4® Gut different?

      Although both products contain the same 8 probiotic strains, they are formulated and labeled for different purposes. VSL #3® is a refrigerated, ultra-high-potency probiotic medical food for the dietary management of specific GI conditions. VSL4® Gut is a probiotic supplement designed to support digestive comfort, regularity, and overall gut health.*