A viral post claims a stomach infection reversal reversed a man's hair loss in 28 days. Dr. Chris Motley checks the science: how H. pylori shuts down your stomach acid, why that starves your hair follicles of iron and B12 before it shows up on a blood test, and why the popular kill stack for it fails for a specific group of people.
00:00:00 - The claim: hair regrowth ...