A recent study has shed light on the role of protein-rich foods in determining longevity. Contrary to long-held assumptions, countries with high animal-based protein consumption have lower infant mortality rates, while plant-based protein is linked to longer lifespans for adults.
Researchers led by Dr. Alistair Senior at the University of Sydney found that populations worldwide are increasingly relying on protein-dense foods derived from cattle, poultry, and pigs. However, this trend varies greatly across regions, with some areas still placing emphasis on legumes, dairy, and egg products.
For young children, a diet rich in animal-based proteins can lower infant mortality rates, thanks to the essential nutrients found in eggs, dairy, and meat. These include amino acids, iron, zinc, and vitamins that support growth and development.
However, for adults, a plant-based protein-rich diet is associated with increased overall life expectancy. Diets built around legumes, peas, lentils, and nuts are linked to fewer chronic conditions, including cardiovascular disease.
The study highlights the importance of considering total protein intake and prioritizing more plant-based sources post-childhood. Researchers emphasize the need for policy support, agricultural reforms, and nutrition education to promote healthy eating habits and safeguard natural resources.
While shifting towards a more plant-based diet can have environmental benefits, it’s essential to strike a balance between different types of protein sources, especially for children, who require specific nutrients for growth and development.
Source: https://www.earth.com/news/meat-protein-boosts-survival-but-plants-boost-longevity