New research has found that at-home gut microbiome tests lack standardization, resulting in different results from the same ...

Add Yahoo as a preferred source to see more of our stories on Google. This photo provided by Tiny Health in October 2025 shows the company's swab for their gut health test. (Tiny Health via AP) ...

Scientists are still trying to identify what a healthy gut microbiome looks like, but new research may offer a clue.

Companies selling gut microbiome tests directly to consumers offer up a variety of claims to promote their products. "We analyze the trillions of microbes in your gut microflora and craft a unique ...

Seven firms reported inconsistent results on the same sample, some over multiple tests. These gut microbe discrepancies could ...

In nearly any conversation about the U.S. healthcare system, you’ll sense a growing frustration about things like long wait times for appointments, sky-high prescription drug costs, and a lack of ...

Study finds little agreement across 21 direct-to-consumer tests ...

The gut microbiome is now understood to be one of the most influential systems in the body: a vast community of bacteria, ...

US companies providing gut-microbiome home-testing kits can give consumers very different results. That’s the finding of ...