Testing

Which foods and fibers soften stool, what trials show for psyllium, prunes and kiwi, how to use them and when to see a doctor.

Medical stool tests and home microbiome kits do very different jobs. Here is what each can show, and when to see a doctor.

What the Ombre gut test measures, how it ties results to its own probiotics, what research says about consumer gut tests, and privacy.

What the Thorne Gut Health Test measures, what science says about stool microbiome tests, privacy, and better options.

Medical gut tests and at-home microbiome kits do very different jobs. What each can tell you, privacy, and when to see a doctor.

What Viome’s RNA gut tests and personalized supplements are, what the science shows, FDA status, privacy terms and cost.