Ancient Diets Fueled Expanding Hominin Brains

psypost.org · health

Ancient hominin diets were rich in sugars and starches, providing the necessary energy to power the expansion of their brains. The human brain, though only 2% of body weight, consumes a significant 20% of the body's resting energy. This dietary reliance on carbohydrates highlights the energetic demands of cognitive development throughout human evolution, suggesting a direct link between food sources and the.