{"id":180457,"date":"2025-07-02T07:40:47","date_gmt":"2025-07-02T05:40:47","guid":{"rendered":"https:\/\/www.ainia.com\/?p=180457"},"modified":"2025-07-02T07:40:47","modified_gmt":"2025-07-02T05:40:47","slug":"les-insectes-comme-nouvelle-source-de-proteines-innovation-et-durabilite","status":"publish","type":"post","link":"https:\/\/www.ainia.com\/fr\/ainia-news\/les-insectes-comme-nouvelle-source-de-proteines-innovation-et-durabilite\/","title":{"rendered":"Les insectes comme nouvelle source de prot\u00e9ines : Innovation et durabilit\u00e9"},"content":{"rendered":"<html><body><p data-start=\"323\" data-end=\"830\">Le r\u00f4le des insectes en tant que <a href=\"https:\/\/www.ainia.com\/fr\/proteines-alternatives\/\"><strong data-start=\"356\" data-end=\"379\">source de prot\u00e9ines<\/strong> <strong>alternatives<\/strong><\/a> prend une importance croissante face aux d\u00e9fis actuels de nos syst\u00e8mes alimentaires. Gr\u00e2ce \u00e0 leur faible impact environnemental et leur richesse nutritionnelle, les insectes se positionnent comme une composante cl\u00e9 dans la recherche de prot\u00e9ines durables. Chez AINIA, nous d\u00e9veloppons plusieurs projets innovants pour explorer des m\u00e9thodes respectueuses de l\u2019environnement permettant de produire des sources de prot\u00e9ines alternatives.<\/p>\n<p data-start=\"832\" data-end=\"1269\">D\u2019ici 2050, la population mondiale devrait augmenter de 30 %, atteignant les 10 milliards d\u2019habitants. Cette croissance pose un d\u00e9fi majeur pour la durabilit\u00e9 de la production alimentaire. Par ailleurs, la demande en prot\u00e9ines d\u2019origine animale devrait cro\u00eetre de 52 % par rapport \u00e0 2019. Maintenir le mod\u00e8le actuel n\u2019est plus tenable en raison de son impact sur les ressources en eau, l\u2019utilisation des sols et les \u00e9missions de carbone.<\/p>\n<h3 data-start=\"1271\" data-end=\"1331\"><strong data-start=\"1275\" data-end=\"1331\">Prot\u00e9ines alternatives : Vers un mod\u00e8le plus durable<\/strong><\/h3>\n<p data-start=\"1333\" data-end=\"1974\">L\u2019empreinte \u00e9cologique des prot\u00e9ines d\u2019insectes est bien inf\u00e9rieure \u00e0 celle des prot\u00e9ines animales classiques. Les insectes n\u00e9cessitent moins d\u2019eau, moins de terres, et \u00e9mettent moins de CO\u2082. Ce contexte encourage le d\u00e9veloppement de r\u00e9gimes flexitariens, dans lesquels les consommateurs r\u00e9duisent leur consommation de viande et de poisson au profit d\u2019alternatives saines et durables. Ces alternatives incluent les l\u00e9gumineuses, les graines, les insectes, les microalgues, les champignons ou encore la lentille d\u2019eau. En tant que <strong data-start=\"1863\" data-end=\"1886\">source de prot\u00e9ines<\/strong>, les insectes deviennent essentiels pour b\u00e2tir des syst\u00e8mes alimentaires plus durables.<\/p>\n<h3 data-start=\"1976\" data-end=\"2061\"><strong data-start=\"1980\" data-end=\"2061\">Crit\u00e8res pour la production industrielle d\u2019insectes comme source de prot\u00e9ines alternatives<\/strong><\/h3>\n<p data-start=\"2063\" data-end=\"2491\">Pour que ces nouvelles <strong data-start=\"2086\" data-end=\"2110\">sources de prot\u00e9ines<\/strong> soient viables \u00e0 l\u2019\u00e9chelle industrielle, elles doivent r\u00e9pondre \u00e0 des crit\u00e8res stricts en termes de co\u00fbts, volumes de production, proximit\u00e9, qualit\u00e9 prot\u00e9ique et digestibilit\u00e9. Chez AINIA, nous intervenons \u00e0 toutes les \u00e9tapes : identification, s\u00e9lection, traitement, adaptation et d\u00e9veloppement du produit final. Voici quelques-uns des projets dans lesquels nous sommes impliqu\u00e9s.<\/p>\n<h3 data-start=\"2493\" data-end=\"2600\"><strong data-start=\"2497\" data-end=\"2600\">Technologies pour am\u00e9liorer la qualit\u00e9 des ingr\u00e9dients prot\u00e9iques : Extraction au CO\u2082 supercritique<\/strong><\/h3>\n<p data-start=\"2602\" data-end=\"2934\">Parmi les technologies \u00e9mergentes,<a href=\"https:\/\/www.ainia.com\/fr\/degraissage-low-cal-alimentation-sportive\/\"><strong> l\u2019extraction au CO\u2082 supercritique<\/strong><\/a> se distingue par sa capacit\u00e9 \u00e0 s\u00e9parer les lipides et concentrer les nutriments sans solvants chimiques. Nous travaillons depuis plusieurs ann\u00e9es \u00e0 l\u2019optimisation de cette technologie dans des strat\u00e9gies de bioraffinerie visant \u00e0 valoriser des matrices v\u00e9g\u00e9tales.<\/p>\n<p data-start=\"2936\" data-end=\"3280\">Ces principes peuvent aussi s\u2019appliquer aux insectes en tant que <strong data-start=\"3001\" data-end=\"3024\">source de prot\u00e9ines<\/strong>, permettant d\u2019am\u00e9liorer la puret\u00e9, la valeur nutritionnelle et les propri\u00e9t\u00e9s fonctionnelles des ingr\u00e9dients obtenus. L\u2019extraction au CO\u2082 supercritique est ainsi une solution propre et performante pour r\u00e9pondre aux exigences du march\u00e9 alimentaire durable.<\/p>\n<h3 data-start=\"3282\" data-end=\"3425\"><strong data-start=\"3286\" data-end=\"3425\">PROXIMED : Nouvelles sources durables de prot\u00e9ines pour l\u2019alimentation humaine et animale gr\u00e2ce \u00e0 des technologies vertes et innovantes<\/strong><\/h3>\n<p data-start=\"3427\" data-end=\"4065\">Ce projet europ\u00e9en vise \u00e0 introduire de nouvelles <a href=\"https:\/\/www.ainia.com\/fr\/proteines-alternatives\/\"><strong data-start=\"3477\" data-end=\"3501\">sources de prot\u00e9ines alternatives<\/strong><\/a> durables dans la r\u00e9gion m\u00e9diterran\u00e9enne, pour l\u2019alimentation humaine et animale. Concernant les insectes, nous concevons des r\u00e9gimes alimentaires sp\u00e9cifiques pour leur \u00e9levage et d\u00e9veloppons un processus de stabilisation incluant s\u00e9chage et d\u00e9graissage, permettant d\u2019obtenir un ingr\u00e9dient prot\u00e9ique de haute qualit\u00e9. Celui-ci est ensuite transform\u00e9 par extrusion haute humidit\u00e9 (HMEC) et texturation basse humidit\u00e9 (TVP) pour produire des analogues de viande \u00e0 base d\u2019insectes. Nous collaborons avec ProteInsecta et l\u2019Institut Allemand de Technologie Alimentaire.<\/p>\n<h3 data-start=\"4067\" data-end=\"4201\"><strong data-start=\"4071\" data-end=\"4201\">S\u00e9lection des esp\u00e8ces et transformation : <em data-start=\"4115\" data-end=\"4133\">Tenebrio molitor<\/em>, <em data-start=\"4135\" data-end=\"4154\">Hermetia illucens<\/em>, <em data-start=\"4156\" data-end=\"4175\">Acheta domesticus<\/em> et <em data-start=\"4179\" data-end=\"4199\">Locusta migratoria<\/em><\/strong><\/h3>\n<p data-start=\"4203\" data-end=\"4768\">Les esp\u00e8ces s\u00e9lectionn\u00e9es \u2013 <em data-start=\"4231\" data-end=\"4249\">Tenebrio molitor<\/em>, <em data-start=\"4251\" data-end=\"4270\">Hermetia illucens<\/em>, <em data-start=\"4272\" data-end=\"4291\">Acheta domesticus<\/em> et <em data-start=\"4295\" data-end=\"4315\">Locusta migratoria<\/em> \u2013 ont \u00e9t\u00e9 choisies pour leurs propri\u00e9t\u00e9s nutritionnelles et leurs ratios de conversion. Nous d\u00e9veloppons des r\u00e9gimes alimentaires \u00e0 base de coproduits agroalimentaires, pulpe d\u2019agrumes, lentilles d\u2019eau ou chanvre, influen\u00e7ant ainsi le profil nutritionnel des insectes. Le proc\u00e9d\u00e9 de stabilisation comprend un blanchiment, s\u00e9chage, broyage, d\u00e9graissage par fluides supercritiques, puis fractionnement \u00e0 sec pour obtenir un ingr\u00e9dient riche en prot\u00e9ines.<\/p>\n<p data-start=\"4203\" data-end=\"4768\"><strong><img decoding=\"async\" class=\"alignnone wp-image-130173 size-large\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2021\/11\/harina-insectos-proalt-2000x555-1-1024x284.jpg\" alt=\"\" width=\"1024\" height=\"284\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2021\/11\/harina-insectos-proalt-2000x555-1-1024x284.jpg 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2021\/11\/harina-insectos-proalt-2000x555-1-300x83.jpg 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2021\/11\/harina-insectos-proalt-2000x555-1-768x213.jpg 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2021\/11\/harina-insectos-proalt-2000x555-1-1536x426.jpg 1536w, https:\/\/www.ainia.com\/wp-content\/uploads\/2021\/11\/harina-insectos-proalt-2000x555-1.jpg 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/strong><\/p>\n<h3 data-start=\"4770\" data-end=\"4874\"><strong data-start=\"4774\" data-end=\"4874\">\u00c9valuation de la digestibilit\u00e9 et de la qualit\u00e9 prot\u00e9ique des insectes comme source de prot\u00e9ines<\/strong><\/h3>\n<p data-start=\"4876\" data-end=\"5237\">Dans le cadre du projet PROALT II, nous avons \u00e9valu\u00e9 la digestibilit\u00e9 et la qualit\u00e9 des prot\u00e9ines \u00e0 l\u2019aide d\u2019un syst\u00e8me de digestion gastro-intestinale in vitro. Cela nous permet de comparer la teneur en acides amin\u00e9s et peptides avant et apr\u00e8s digestion, assurant que les insectes sont une <strong data-start=\"5167\" data-end=\"5190\">source de prot\u00e9ines<\/strong> compl\u00e8te et adapt\u00e9e \u00e0 la consommation humaine.<\/p>\n<h3 data-start=\"5239\" data-end=\"5376\"><strong data-start=\"5243\" data-end=\"5376\">Applications et d\u00e9veloppement de produits : Analogues de viande et de poisson issus d\u2019insectes pour manger des insectes autrement<\/strong><\/h3>\n<p data-start=\"5378\" data-end=\"5853\">Les ingr\u00e9dients prot\u00e9iques sont transform\u00e9s par extrusion pour cr\u00e9er des analogues de viande ou de poisson. Dans le projet VEGEXT, nous \u00e9tudions aussi des sources v\u00e9g\u00e9tales comme le pois, le riz ou la pomme de terre, combin\u00e9es aux insectes, pour formuler des produits finaux (burgers, nuggets\u2026). Ces produits sont test\u00e9s par notre panel consommateur en termes de go\u00fbt, texture et acceptabilit\u00e9, illustrant le potentiel croissant de <strong data-start=\"5810\" data-end=\"5833\">manger des insectes<\/strong> de fa\u00e7on innovante.<\/p>\n<p data-start=\"5378\" data-end=\"5853\"><strong><img decoding=\"async\" class=\"alignnone wp-image-164391 size-large\" src=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2023\/09\/RRH_0733-1024x681.jpg\" alt=\"productos plant-based\" width=\"1024\" height=\"681\" srcset=\"https:\/\/www.ainia.com\/wp-content\/uploads\/2023\/09\/RRH_0733-1024x681.jpg 1024w, https:\/\/www.ainia.com\/wp-content\/uploads\/2023\/09\/RRH_0733-300x200.jpg 300w, https:\/\/www.ainia.com\/wp-content\/uploads\/2023\/09\/RRH_0733-768x511.jpg 768w, https:\/\/www.ainia.com\/wp-content\/uploads\/2023\/09\/RRH_0733-1536x1022.jpg 1536w, https:\/\/www.ainia.com\/wp-content\/uploads\/2023\/09\/RRH_0733-2048x1363.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/strong><\/p>\n<h3 data-start=\"5855\" data-end=\"5964\"><strong data-start=\"5859\" data-end=\"5964\">CHEERS : Valorisation de coproduits industriels pour cr\u00e9er de nouvelles sources de prot\u00e9ines durables<\/strong><\/h3>\n<p data-start=\"5966\" data-end=\"6463\">Un autre projet cl\u00e9 est CHEERS, qui vise \u00e0 transformer les coproduits de l\u2019industrie brassicole en nouveaux bioproduits \u00e0 forte valeur ajout\u00e9e. Parmi eux, des prot\u00e9ines d\u2019insectes de haute qualit\u00e9. Nous \u00e9tudions diverses m\u00e9thodes de transformation, incluant des voies de fractionnement \u00e0 sec et humide, ainsi que plusieurs technologies de s\u00e9chage et de d\u00e9graissage. Cette initiative montre comment les coproduits industriels peuvent contribuer \u00e0 cr\u00e9er une nouvelle <a href=\"https:\/\/www.ainia.com\/fr\/proteines-alternatives\/\"><strong data-start=\"6431\" data-end=\"6454\">source de prot\u00e9ines<\/strong><\/a> alternatives durable.<\/p>\n<p data-start=\"6470\" data-end=\"6997\">Les insectes repr\u00e9sentent une solution prometteuse pour l\u2019alimentation de demain. Gr\u00e2ce \u00e0 des technologies avanc\u00e9es et des proc\u00e9d\u00e9s innovants, nous pouvons am\u00e9liorer les propri\u00e9t\u00e9s nutritionnelles et fonctionnelles de ces ingr\u00e9dients, en d\u00e9veloppant des produits qui r\u00e9pondent aux attentes des consommateurs et aux besoins du march\u00e9. Face \u00e0 l\u2019urgence de trouver des alternatives durables, les insectes s\u2019imposent aujourd\u2019hui comme une <strong data-start=\"6905\" data-end=\"6928\">source de prot\u00e9ines<\/strong> incontournable et une nouvelle mani\u00e8re de <strong data-start=\"6973\" data-end=\"6996\">manger des insectes<\/strong>.<\/p>\n<\/body><\/html>","protected":false},"excerpt":{"rendered":"<p>Le r\u00f4le des insectes en tant que source de prot\u00e9ines alternatives prend une importance croissante face aux d\u00e9fis actuels de nos syst\u00e8mes alimentaires. Gr\u00e2ce \u00e0 leur faible impact environnemental et leur richesse nutritionnelle, les insectes se positionnent comme une composante cl\u00e9 dans la recherche de prot\u00e9ines durables. Chez AINIA, nous d\u00e9veloppons plusieurs projets innovants pour [&hellip;]<\/p>\n","protected":false},"author":199,"featured_media":180454,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1976],"tags":[],"class_list":["post-180457","post","type-post","status-publish","format-standard","hentry","category-innovation-technologique"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les insectes comme nouvelle source de prot\u00e9ines<\/title>\n<meta name=\"description\" content=\"Les insectes, nouvelle source de prot\u00e9ines durable et nutritive, ouvrent la voie \u00e0 des alternatives innovantes pour mieux manger des insectes et repenser notre alimentation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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