Check out this new article by Daniel Dorado (Spain) who defends the standpoint of ... eating chicken instead of beef is not good news for total animal suffering and killing.
His paper argues that promoting vegan eating based on health claims is not only unreliable but importantly also drastically increases the risk of escalating tthe harm caused to animals because it tends to promote a dietary shifts away from bigger animals like cattle to smaller animals like chickens and ducks.
Daniel Dorado concludes that health benefit claims for vegan diets should only play a limited, supporting role, if any, while ethical arguments should remain the primary foundation of vegan advocacy.