Dr. Barry Dworkin

Coffee-company-supported study touts what coffee does for your brain and gut. Bottom line, small study, homogenous healthy participants and no means of extrapolating to the rest of us.

Medical Mythbusting Commentary for May 4, 2026

Source:
Scientists just discovered what coffee is really doing to your gut and brain

Reference:

 Habitual coffee intake shapes the gut microbiome and modifies host physiology and cognition

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  2. Another coffee study goes bust; observational methods cannot prove any health benefits
  3. Another coffee-causes-cancer-scare ignores the evidence to the contrary. Nothing to see here, let’s move on.
  4. Coffee consumption study reviews cardiovascular disease risk. Six cups/day or more might/may/potentially contribute to increased risk but causal link is not established.