We Tested 7 At-Home Gut Microbiome Test Kits June 24, 2026 By: Stephanie Servetas Share

https://www.nist.gov/blogs/taking-measure/we-tested-7-home-gut-microbiome-test-kits Editor’s note: This blog post discusses the scientific study of fecal matter (aka poop). If that’s bothersome to you, you might want to skip this one (or at least not read it while eating). You may have heard about companies that claim they can give you lifestyle advice by analyzing a stool sample, similar to how you can decode your DNA with saliva. A team of microbiologists at NIST recently put these tests … well … to the test using precisely measured stool samples we already had in our labs.