{"id":132831,"date":"2026-03-26T15:54:56","date_gmt":"2026-03-26T15:54:56","guid":{"rendered":"https:\/\/bonza-retheme.blz.au\/ingredient\/vitamine-a-acetate-de-retinyle\/"},"modified":"2026-06-17T13:56:31","modified_gmt":"2026-06-17T12:56:31","slug":"vitamine-a-acetate-de-retinyle","status":"publish","type":"ingredient","link":"https:\/\/bonza-retheme.blz.au\/fr\/ingredient\/vitamine-a-acetate-de-retinyle\/","title":{"rendered":"Vitamine A (ac\u00e9tate de r\u00e9tinyle)"},"content":{"rendered":"","protected":false},"template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","inline_featured_image":false},"class_list":["post-132831","ingredient","type-ingredient","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7}},"acf":{"name":"Vitamine A (ac\u00e9tate de r\u00e9tinyle)","name_mobile":"","image":133471,"short-description":"La vitamine A est un nutriment essentiel liposoluble dont le champ d'action biologique est particuli\u00e8rement vaste : elle fonctionne comme une hormone nucl\u00e9aire via les r\u00e9cepteurs de l'acide r\u00e9tino\u00efque pour r\u00e9guler l'expression de centaines de g\u00e8nes impliqu\u00e9s dans la vision, la d\u00e9fense immunitaire, l'int\u00e9grit\u00e9 \u00e9pith\u00e9liale, la sant\u00e9 reproductive et le d\u00e9veloppement osseux, ce qui en fait l'une des vitamines les plus importantes dans l'alimentation canine.","description":"

La vitamine A est-elle bonne pour les chiens ?<\/strong><\/p>\n

La vitamine A est un nutriment essentiel liposoluble dont le champ d’action biologique est particuli\u00e8rement vaste : elle fonctionne comme une hormone nucl\u00e9aire via les r\u00e9cepteurs de l’acide r\u00e9tino\u00efque pour r\u00e9guler l’expression de centaines de g\u00e8nes impliqu\u00e9s dans la vision, la d\u00e9fense immunitaire, l’int\u00e9grit\u00e9 \u00e9pith\u00e9liale, la sant\u00e9 reproductive et le d\u00e9veloppement osseux, ce qui en fait l’une des vitamines les plus importantes dans l’alimentation canine.<\/strong><\/p>\n

Dans Boost, la vitamine A est fournie sous forme d’ac\u00e9tate de r\u00e9tinyle, un r\u00e9tino\u00efde pr\u00e9form\u00e9, ce qui signifie qu’elle est d\u00e9livr\u00e9e sous la forme active de la vitamine, sans n\u00e9cessiter la conversion du b\u00eata-carot\u00e8ne que les chiens effectuent de mani\u00e8re inefficace. L’ac\u00e9tate de r\u00e9tinyle est stable, hautement biodisponible et permet un dosage pr\u00e9cis de ce nutriment liposoluble essentiel. <\/p>\n

Vitamine liposoluble essentielle fournie sous forme d’ac\u00e9tate de r\u00e9tinyle pr\u00e9form\u00e9, favorisant la vision et la fonction r\u00e9tinienne par la synth\u00e8se de la rhodopsine, r\u00e9gulant la diff\u00e9renciation des cellules immunitaires et l’int\u00e9grit\u00e9 de la barri\u00e8re muqueuse, contribuant au maintien de l’\u00e9pith\u00e9lium dans tout l’organisme et favorisant le d\u00e9veloppement osseux et la sant\u00e9 reproductive chez les chiens.<\/p>\n

Le r\u00e9tinal (une forme ald\u00e9hyde de la vitamine A) est un composant structurel de la rhodopsine et de la photopsine, les prot\u00e9ines photor\u00e9ceptrices des cellules \u00e0 b\u00e2tonnets et \u00e0 c\u00f4nes qui sont \u00e0 la base de la vision dans la p\u00e9nombre et de la vision des couleurs, respectivement. La vitamine A est donc directement n\u00e9cessaire \u00e0 une fonction visuelle normale \u00e0 tous les niveaux de luminosit\u00e9. <\/p>\n

L’acide r\u00e9tino\u00efque se lie aux r\u00e9cepteurs nucl\u00e9aires (RAR et RXR) et fonctionne efficacement comme une hormone, en r\u00e9gulant la transcription des g\u00e8nes impliqu\u00e9s dans la diff\u00e9renciation, la prolif\u00e9ration et l’apoptose cellulaires. Ce m\u00e9canisme sous-tend les r\u00f4les de la vitamine A dans la fonction immunitaire, le maintien de l’\u00e9pith\u00e9lium et le d\u00e9veloppement. <\/p>\n

La vitamine A favorise la diff\u00e9renciation des cellules immunitaires, notamment les cellules T auxiliaires, les cellules tueuses naturelles et les cellules dendritiques, et maintient l’int\u00e9grit\u00e9 des barri\u00e8res muqueuses, premi\u00e8re ligne de d\u00e9fense immunologique dans les voies respiratoires, gastro-intestinales et urog\u00e9nitales.<\/p>\n

La vitamine A est n\u00e9cessaire \u00e0 la diff\u00e9renciation et au maintien normaux des cellules \u00e9pith\u00e9liales dans tout l’organisme, y compris celles de la peau, des voies respiratoires, de la muqueuse intestinale et des voies urinaires, contribuant ainsi \u00e0 l’int\u00e9grit\u00e9 structurelle et fonctionnelle de la barri\u00e8re tissulaire.<\/p>\n

La vitamine A contribue au bon fonctionnement de la vue, de la peau et du syst\u00e8me immunitaire. En tant que vitamine liposoluble, son apport doit \u00eatre soigneusement dos\u00e9. Elle fait partie de la formule multivitamin\u00e9e quotidienne de Bonza destin\u00e9e aux chiens<\/a>. <\/p>\n

Raisons scientifiques d’inclure cet ingr\u00e9dient dans l’alimentation de votre chien :<\/em><\/strong><\/p>\n

    \n
  1. Fonction visuelle — <\/strong>le r\u00e9tinal de la vitamine A est un composant obligatoire de la rhodopsine et de la photopsine dans les cellules photor\u00e9ceptrices, favorisant une vision normale dans des conditions de faible et de forte luminosit\u00e9, et contribuant \u00e0 la sant\u00e9 de la r\u00e9tine et de la fonction optique.<\/li>\n
  2. Diff\u00e9renciation des cellules immunitaires – l <\/strong>‘acide r\u00e9tino\u00efque r\u00e9gule la diff\u00e9renciation des sous-ensembles de cellules auxiliaires T et soutient le d\u00e9veloppement et la fonction des cellules tueuses naturelles et des cellules dendritiques, contribuant ainsi \u00e0 une d\u00e9fense immunitaire appropri\u00e9e et r\u00e9active.<\/li>\n
  3. Immunit\u00e9 de la barri\u00e8re muqueuse — <\/strong>La vitamine A favorise le maintien de l’int\u00e9grit\u00e9 de l’\u00e9pith\u00e9lium des muqueuses et la production d’IgA s\u00e9cr\u00e9toires dans les tissus des muqueuses, ce qui constitue la premi\u00e8re ligne de d\u00e9fense contre les agents pathog\u00e8nes \u00e0 l’interface entre l’organisme et l’environnement ext\u00e9rieur.<\/li>\n
  4. Entretien des tissus \u00e9pith\u00e9liaux — <\/strong>La vitamine A est essentielle \u00e0 la diff\u00e9renciation normale des cellules \u00e9pith\u00e9liales dans l’ensemble de l’organisme. Une carence entra\u00eene une k\u00e9ratinisation et une perte de la fonction muqueuse dans de nombreux types de tissus, de la peau \u00e0 la muqueuse intestinale en passant par l’\u00e9pith\u00e9lium respiratoire. <\/li>\n
  5. D\u00e9veloppement et remodelage osseux — <\/strong>La vitamine A contribue \u00e0 la r\u00e9gulation de l’activit\u00e9 des ost\u00e9oblastes et des ost\u00e9oclastes, influen\u00e7ant la formation et la r\u00e9sorption osseuse, et favorisant le d\u00e9veloppement et le maintien normaux du squelette.<\/li>\n
  6. Sant\u00e9 reproductive — <\/strong>La vitamine A est n\u00e9cessaire \u00e0 une spermatogen\u00e8se et \u00e0 une fonction reproductive normales, ce qui la rend particuli\u00e8rement importante pour les animaux reproducteurs intacts, dont la carence peut nuire \u00e0 la fertilit\u00e9 et au d\u00e9veloppement du f\u0153tus.<\/li>\n
  7. R\u00e9gulation de l’expression g\u00e9n\u00e9tique – <\/strong>par son action sur les r\u00e9cepteurs nucl\u00e9aires, la vitamine A r\u00e9gule l’expression de centaines de g\u00e8nes impliqu\u00e9s dans la diff\u00e9renciation, le d\u00e9veloppement et le m\u00e9tabolisme, ce qui en fait l’une des vitamines les plus influentes dans la biologie canine.<\/li>\n
  8. Disposition essentielle des r\u00e9gimes \u00e0 base de plantes – les <\/strong>aliments d’origine v\u00e9g\u00e9tale fournissent du b\u00eata-carot\u00e8ne comme pr\u00e9curseur de la vitamine A, mais les chiens convertissent mal le b\u00eata-carot\u00e8ne en r\u00e9tinol par rapport aux humains. L’ac\u00e9tate de r\u00e9tinyle pr\u00e9form\u00e9 dans Boost assure une disponibilit\u00e9 de la vitamine A qui ne d\u00e9pend pas de la conversion des carot\u00e9no\u00efdes d’origine v\u00e9g\u00e9tale. <\/li>\n<\/ol>\n","link":"","hide_from_ingredients_grid":false,"image_url":"https:\/\/bonza-retheme.blz.au\/wp-content\/uploads\/Vitamin-A-good-for-dog-health.webp"},"yoast_head":"\nVitamine A (ac\u00e9tate de r\u00e9tinyle) - Bonza<\/title>\n<meta name=\"robots\" content=\"noindex, nofollow\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Vitamine A (ac\u00e9tate de r\u00e9tinyle)\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bonza-retheme.blz.au\/fr\/ingredient\/vitamine-a-acetate-de-retinyle\/\" \/>\n<meta property=\"og:site_name\" content=\"Bonza\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/bonzadogfoods\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-17T12:56:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bonza-retheme.blz.au\/wp-content\/uploads\/Bonza-Super-Premium-Plant-based-Vegan-Vegetarian-Non-Meat-Environmentally-Friendly-Dog-Food-UK.png\" \/>\n\t<meta property=\"og:image:width\" content=\"250\" \/>\n\t<meta property=\"og:image:height\" content=\"250\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/ingredient\\\/vitamine-a-acetate-de-retinyle\\\/\",\"url\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/ingredient\\\/vitamine-a-acetate-de-retinyle\\\/\",\"name\":\"Vitamine A (ac\u00e9tate de r\u00e9tinyle) - Bonza\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/#website\"},\"datePublished\":\"2026-03-26T15:54:56+00:00\",\"dateModified\":\"2026-06-17T12:56:31+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/ingredient\\\/vitamine-a-acetate-de-retinyle\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/ingredient\\\/vitamine-a-acetate-de-retinyle\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/ingredient\\\/vitamine-a-acetate-de-retinyle\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Vitamine A (ac\u00e9tate de r\u00e9tinyle)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/#website\",\"url\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/\",\"name\":\"Bonza\",\"description\":\"Add Years to Your Dog's Life and Life to Their Years\",\"publisher\":{\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/#organization\",\"name\":\"Happea Chappea Limited\",\"url\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/wp-content\\\/uploads\\\/cropped-Favicon512-Bonza-Best-Super-Premium-Plant-based-Vegan-Vegetarian-Healthy-Dry-Dog-Food-Online-Subscri.png\",\"contentUrl\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/wp-content\\\/uploads\\\/cropped-Favicon512-Bonza-Best-Super-Premium-Plant-based-Vegan-Vegetarian-Healthy-Dry-Dog-Food-Online-Subscri.png\",\"width\":512,\"height\":512,\"caption\":\"Happea Chappea Limited\"},\"image\":{\"@id\":\"https:\\\/\\\/bonza-retheme.blz.au\\\/fr\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/bonzadogfoods\",\"https:\\\/\\\/www.instagram.com\\\/bonzadogfoods\\\/\",\"https:\\\/\\\/www.tiktok.com\\\/@bonzadogfoods\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/bonzadogfoods\\\/\",\"https:\\\/\\\/www.youtube.com\\\/@bonzadogfoods\\\/\",\"https:\\\/\\\/www.feefo.com\\\/en-GB\\\/reviews\\\/bonza-dog\",\"https:\\\/\\\/find-and-update.company-information.service.gov.uk\\\/company\\\/10873244\"],\"description\":\"Bonza is a UK plant-based dog food and supplement brand built on a gut-first approach to canine nutrition: plant-based by consequence, not by trend. 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