{"id":24382,"date":"2024-10-11T12:10:06","date_gmt":"2024-10-11T10:10:06","guid":{"rendered":"https:\/\/www.carnisostenibili.it\/?p=24382"},"modified":"2024-10-11T12:10:06","modified_gmt":"2024-10-11T10:10:06","slug":"the-role-of-meat-in-our-diets-evolutionary-aspects-and-nutritional-value","status":"publish","type":"post","link":"https:\/\/www.carnisostenibili.it\/en\/the-role-of-meat-in-our-diets-evolutionary-aspects-and-nutritional-value\/","title":{"rendered":"The role of meat in our diets: evolutionary aspects and nutritional value"},"content":{"rendered":"

Meat has played a crucial role in human evolution, facilitating ‘encephalization’ and the development of larger brains relative to body size.<\/i><\/span><\/span><\/p>\n

For over three million years, <\/span><\/span>people<\/b><\/span><\/span> and their hominin ancestors have relied on meat. Our anatomy, digestion, and metabolism <\/span><\/span>evolved distinctly from other primates<\/b><\/span><\/span>, reflecting our adaptation to <\/span><\/span>a meat-rich diet<\/b><\/span><\/span>. Human beings, categorized as <\/span><\/span>omnivores<\/b><\/span><\/span>, possess a simple and very acid stomach, an elongated small intestine, and a reduced cecum and colon with diminished fermentative capacity, indicating a preference for <\/span><\/span>high-quality diets with significant meat consumption<\/b><\/span><\/span>.<\/span><\/span><\/p>\n

Meat has played a <\/b><\/span><\/span>crucial role<\/b><\/span><\/span><\/span><\/a> in human evolution<\/b><\/span><\/span>, facilitating ‘encephalization’ and the <\/span><\/span>development of larger brains<\/b><\/span><\/span> relative to body size. But even today, <\/span><\/span>meat remains vital<\/b><\/span><\/span> due to its high density of <\/span><\/span>bioavailable nutrients, which are not easily replaced in plant-based diets<\/b><\/span><\/span> and may be deficient in global populations. Vitamin B12, retinol, long-chain omega-3 fatty acids, iron, zinc, and <\/span><\/span>bioactive compounds<\/span><\/span><\/span><\/a> like taurine and creatine are primarily sourced from meat. <\/span><\/span>Organ meats<\/b><\/span><\/span> are particularly rich in vitamins A and D, iron, zinc, folate, and choline, nutrients often lacking globally. Beyond its nutrient content, <\/span><\/span>meat influences nutrient absorption and metabolism within the diet matrix<\/b><\/span><\/span>, making it a cornerstone in food-based dietary strategies, especially in regions heavily reliant on cereals.<\/span><\/span><\/p>\n

THE ROLE OF MEAT IN HUMAN EVOLUTION<\/strong><\/h4>\n

Removing or significantly reducing meat intake necessitates careful consideration of nutritional implications<\/b><\/span><\/span>, particularly for vulnerable groups such as children, pregnant and lactating women, older adults, and the chronically ill across all income levels. <\/span><\/span>Disconnection from evolutionary dietary patterns may contribute to nutritional deficiencies and disease<\/b><\/span><\/span>, especially affecting growth and brain development in childhood. Meat, crucial for young children’s cognitive functions, underscores <\/span><\/span>the importance of incorporating evolutionary knowledge into dietary guidelines<\/b><\/span><\/span>. Animal-sourced foods also positively correlate with essential functions in older adults, such as muscular, skeletal, and neural health, reducing risks associated with ageing.<\/span><\/span><\/p>\n

THE CONSEQUENCES OF NOT EATING MEAT<\/span><\/strong><\/h4>\n

Efforts to reduce global meat consumption, driven by environmental or other concerns, must balance potential benefits with nutritional risks<\/b><\/span><\/span>, particularly in regions with low meat intake and high undernutrition rates like Sub-Saharan Africa and South Asia. <\/span><\/span>Even in high-income countries<\/span><\/span><\/span><\/a>, reductions in meat intake must address the impact on nutrient status, which is especially crucial during life stages requiring nutrient-dense foods.<\/span><\/span><\/p>\n


\nSee the full Paper by Fr\u00e9d\u00e9ric Leroy, Nick W Smith, Adegbola T Adesogan, Ty Beal, Lora Iannotti, Paul J Moughan, Neil Mann, “<\/i><\/span><\/span>The role of meat in the human diet: evolutionary aspects and nutritional value | Animal Frontiers | Oxford Academic (oup.com)<\/i><\/span><\/span><\/span><\/a>“<\/i><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

Meat has played a crucial role in human evolution, facilitating ‘encephalization’ and the development of larger brains relative to body size.<\/p>\n","protected":false},"author":2,"featured_media":24383,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[958],"tags":[6288,6284,4927,6287,2369,4218,6285,6286,6289,6290,6291,4941],"class_list":["post-24382","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-evolution-culture","tag-adegbola-t-adesogan-en","tag-antioxidants-in-meat","tag-dublin-declaration","tag-encephalization","tag-frederic-leroy","tag-lora-iannotti-en","tag-meat-and-diet","tag-meat-and-evolution","tag-neil-mann-en","tag-nick-w-smith-en","tag-paul-j-moughan-en","tag-ty-beal-en"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t