Beef liver is one of the most nutrient-dense foods on the planet and may help support natural energy levels. In this article, we break down eight science-backed reasons beef liver supports energy production — including heme iron, B vitamins, CoQ10, choline, and other key nutrients involved in metabolism, oxygen transport, and brain function.

Blue Zones are often used as proof that humans thrive on a plant-based diet — but the real story is far more nuanced. When you look at anthropology, traditional food prep, and the actual diets of long-lived cultures, you’ll find meat, dairy, and properly prepared plants all play a role. Here’s what the Blue Zones really ate — and what we should actually learn from them.