4 articles
Intestinal permeability is real physiology, but 'leaky gut syndrome' as the cause of every illness is not established. Here is where the science ends and the supplement sales begin.
How prebiotics differ from probiotics, who supplements genuinely help, who is better off with food, and why a probiotic's effect depends on the strain.
How irritable bowel syndrome is diagnosed, what FODMAP carbohydrates are, how the three-phase diet works, and why it must never become a permanent way of eating.
How lactose intolerance differs from milk allergy, why most adults on the planet have it, how to test for it, and why cutting out dairy completely is usually unnecessary.