
Legacy you trust.Results that deliver.The #1 gastroenterologist-recommendedmulti-strain probiotics brand!
VSL#3° Benefits:
A Clinically Studied Medical Food
VSL#3® is a medical-grade formulation supported byclinical research.
Ultra-High Potency, Guaranteed
Contains 112.5 billion live bacteria (CFU) per capsulean ultra-high-potency formula designed to keep itslabeled potency through expiration when stored underrecommended conditions.
Multi-Strain
8 complementary strains from 3 different genera.
VSL#3@ combines
complementary probioticstrains from 3 different generato support gut microbiotadiversity and digestive balance.
VSL#3@ is distributed in over
countries and counting -it's trusted by healthcareprofessionals and patientsworldwide.
VSL#3® is
for individuals who avoiddairy due to dietarypreferences or sensitivities.
LOW FODMAP certified andclinically studied for thedietary management oflBS
In a 2021 clinical study, VSL#3®demonstrateddietary management outcomes in people withlBS that were comparable to those observedwith a low FODMAP diet.3
Videos for this product
FAQs
What is VSL#3®?
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®?
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?
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 for IBS management?
How does VSL#3® compare to a Low FODMAP diet for IBS management?
In a 2021 clinical study, VSL#3®demonstrated dietary management outcomes in people with IBS comparable to those achieved with a low FODMAP diet¹ — 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?
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.*