Clear guides to probiotics, strains, gut-microbiome research and weight-management claims—without pretending uncertain evidence is settled.
Start with probioticsRead LeanBiome reviewMerchant pages tell you what a product promises. We show what authoritative sources and clinical research can actually support.
What researchers know—and do not know—about gut microbes and body weight.
Probiotic evidence is outcome- and strain-specific. NIH says body-weight findings are inconsistent and additional research is needed. We do not turn a positive ingredient study into a guarantee for a commercial formula.