Scientists blended one sample, split it, and shipped it out. What came back exposed a problem the whole industry shares.

Everyone's mailing in stool samples for a gut report, but can an at-home microbiome test actually tell you anything?

Identical stool samples sent to seven direct-to-consumer microbiome testing companies produced substantially different bacterial profiles and health assessments. Across 18 commonly reported microbial ...

From drinking celery juice to downing supplements to eating fistfuls of probiotic-rich foods such as kimchi, gut health is high on the wellness agenda. And as you are trying to help your own good ...