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    Scicncc-backed probiotics.Legacy you trust.Results that deliver.

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VSL#3 Benefits:

A Clinically Studied Medical Food

VSL#3 is a medical-grade formulation supported by clinical research.

Ultra-High Potency, Guaranteed

Contains 112.5 billion live bacteria(CFU)per capsule- an ultra-high-potency formula designed to keep its labeled potency through expiration when stored under recommended conditions.

Multi-Strain

8 complementary strains from 3 different genera.

VSL Probiotics: A Legacy of Science in Every Strain.

  • Trusted worldwide

    A legacy built on trust and expertise.

  • Rooted in science

    Guided by probiotic research.

  • Commitment to quality

    Ensuring potency and eliability.

  • Designed for diverse needs

    Supporting gut and women's health.

    Science Over Hype.Purpose Over Promises.

    Built on the legacy of VSL#3-a probiotic trusted by healthcare professionals and recognized for its scientificrigor -VSL Probiotics continues to advance microbiome science through targeted, high-quality formulations that support both clinical dietary management and everyday wellness.

    • Committed to Potency
      Potent probiotic formulations guaranteed to maintain labeled CFU counts through expiration.

    • Designed for Viability
      Carefully designed formulations that help safeguard live bacteria from production to delivery.

    • Science-Led Strain Selection
      Thoughtfully formulated with complementary probioticstrains chosen for function and purpose.

    • A Legacy of Expertise
      A probiotic heritage recognized for its consistency,credibility, and professional trust.

      What Our Customers Say

      • Works Great!

        Really calms my Gut. I'm so thankful my doctor recommended this product! It work well everyday.

        Carol F. Verified buyer

      • Best Probiotic ever!

        Can't live without it! Keeps my digestive system in its lane and I don't have to be on edge all the time about getting sick...

        Awilda G. Verified buyer

      • Best probiotic ever

        My doctor recommended I should use VSL#3 probiotics. It has honestly
        improved my quality of life. It is expensi...

        SHARON R. Verified buyer

      • Wonderful Probbiotic

        This is the only probiotic that works for me!

        Daryl R. Verified buyer

      • Miraculous. Everyone should be on this

        The most amazing probiotic on the planet. Healed my belly when NOTHING else would.

        Kelly F. Verified buyer

      • Works Great!

        Awesome product. worked better than other probiotics I've tried.

        CarV. Verified buyer

        Clean Ingredients. Trusted Standards.

        We believe what's not in your probiotic is just as important as what is.

        • Dairy-Free

        • Gluten-Free

        • Soy-Free

        • Nut-Free

        • Vegan

        • No GMOS

          Medical Foods & Supplements

          From medical foods formulated for the dietary management of Gl conditions to supplements for daily wellness, VSL Probiotics is made to the highest standards of quality and consistency.

          Proven Potency

          Up to 900 billion live bacteria per serving -verified to maintain labeled CFU counts throug hexpiration when stored as recommended.

          Evidence-Based Formulations

          Formulated with probiotic strains and combinations supported by published research and guided by microbiome science.

          Trusted by Professionals

          Rooted in the heritage of VSL#3-a probiotic trusted by healthcare professionals-VSL Probiotics carries that same dedication to quality and research into every new formulation.

          Discover VSL#3 Capsules

          The #1 gastroenterologist-recommended multi-strain probiotics brand
          VSL#3 is a clinically studied, ultra-high-potency,multi-strain probiotic medical food. VSL#3 capsules are scientifically formulated for the dietary management of IBS and ulcerative colitis.

          • VSL#3 combines

            8
            complementary probiotic strains from 3 different genera to support gut microbiota diversity and digestive balance.

          • VSL#3 is distributed in over

            40
            countries and counting -it's trusted by healthcare professionals and patients worldwide.

          • VSL#3 is

            Dairy-Free
            for individuals who avoid dairy due to dietary preferences or sensitivities.