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Discover the science behind our prebiotics & probiotics
Physician-Developed
Our rigorous scientific analysis and testing during supplement development stems from our foundation in science. res is founded by Dr. Vivek Lal, a double board-certified physician-scientist and an authority in microbiome research.
Scientifically Proven
res supplements undergo extensive research through in vivo, in vitro, and ex vivo testing and clinical trials to deliver targeted long-term restoration. Our evidence-based practices promote a new paradigm of gut wellness: proactive, targeted, and easily accessible.
Highest Standards
Our standards set us apart. We collaborate with leading scientists, researchers, and manufacturers on everything from ingredient sourcing to preclinical and third-party stability testing for optimal absorption and meaningful benefits.
Recommended by healthcare experts
resbiotic formulas are trusted by top doctors & wellness experts for meaningful health impacts.
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Why subscribers love us
My Health Improved
Allison M.
Clean Gut Health Era
Hannah Bronfman
How GLP-1 Works
Dr. Kunal Sood
How My Lungs Feel
Forest K.
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Shop res clinically proven, physician-scientist formulated probiotics, prebiotics, & postbiotics.
