Postbiotics vs Probiotics: What Science Actually Says
Postbiotics vs probiotics comes down to live vs dead bacteria — and dead ones may win for some people. Here’s what the clinical evidence shows about each.
probiotics
Psychobiotics: The Probiotics That Talk to Your Brain
Psychobiotics gut brain axis research reviewed across 51 RCTs. Specific probiotic strains reduce depression scores — but strain choice matters more than most labels suggest.
Best Gut Health Supplements in 2026: Evidence-Based Guide
Best gut health supplements ranked by strain-specific evidence from 47+ RCTs. Which probiotics, prebiotics, and postbiotics actually work in 2026.
How Sleep Shapes Your Gut Microbiome — and Why It Matters
How does sleep shape your gut microbiome? A review of 41 human studies finds poor sleep disrupts beneficial bacteria — but improving sleep may restore them.