Peter Attia doesn’t like the vegan twin study.

The study, which is also available as a Netflix docuseries, compares results of identical twins assigned either vegan or omnivore diets at random. Attia writes: “While the attempt at controlling for genetics may be admirable, it is at odds with the rest of the study design, which fails utterly to isolate and test a specific independent variable. Indeed, if we can derive any knowledge at all from this research, it is that calorie restriction and healthy diet composition – regardless of whether foods come from plants or animals – can improve metabolic health. Surprise, surprise.” ~ learn more