{"id":9121,"date":"2017-07-14T15:00:38","date_gmt":"2017-07-14T21:00:38","guid":{"rendered":"https:\/\/askthescientists.com\/?p=9121\/"},"modified":"2019-12-30T10:48:47","modified_gmt":"2019-12-30T17:48:47","slug":"les-multivitamines-contribuent-une-bonne-fonction-immunitaire","status":"publish","type":"post","link":"https:\/\/askthescientists.com\/fr\/les-multivitamines-contribuent-une-bonne-fonction-immunitaire\/","title":{"rendered":"Les multivitamines contribuent \u00e0 une bonne fonction immunitaire"},"content":{"rendered":"<p>Les micronutriments sont n\u00e9cessaires pour maintenir l\u2019efficacit\u00e9 de la fonction immunitaire. Les carences en micronutriments nuisent \u00e0 l\u2019immunit\u00e9 en diminuant la production d\u2019anticorps, ce qui provoque un d\u00e9s\u00e9quilibre au niveau de la fonction immunitaire et a pour effet d\u2019accro\u00eetre le risque d\u2019infections et de maladies. Les infections accentuent les carences et r\u00e9duisent l\u2019apport en micronutriments, entra\u00eenent les pertes et perturbent leur utilit\u00e9 en modifiant les voies m\u00e9taboliques.<\/p>\n<p>Les apports insuffisants en micronutriments sont fr\u00e9quemment observ\u00e9s chez les personnes ayant des troubles de l\u2019alimentation, les fumeurs (actifs et passifs), les individus aux prises avec des probl\u00e8mes li\u00e9s \u00e0 l\u2019abus chronique d\u2019alcool, dans le cas de certaines maladies, durant la grossesse et la lactation, et chez les a\u00een\u00e9s.<\/p>\n<p>Les micronutriments contribuent au soutien des d\u00e9fenses naturelles du corps \u00e0 trois niveaux.\u00a0 Ils favorisent le maintien des barri\u00e8res physiques (de la peau \/ des muqueuses), l\u2019immunit\u00e9 cellulaire et la production d\u2019anticorps.\u00a0 Les vitamines A, C, E et le zinc aident \u00e0 renforcer la fonction de la barri\u00e8re cutan\u00e9e. Les vitamines A, B6, B12, C, D, E, l\u2019acide folique et le fer, le zinc, le cuivre et le s\u00e9l\u00e9nium travaillent en synergie pour assurer la protection continue des cellules immunitaires.\u00a0 Enfin, tous ces micronutriments, \u00e0 l\u2019exception de la vitamine et du fer, sont essentiels pour la production d\u2019anticorps.<\/p>\n<p>Dans l&#8217;ensemble, l&#8217;apport insuffisant et le statut de ces vitamines et min\u00e9raux peuvent provoquer l\u2019affaiblissement du syst\u00e8me immunitaire, ce qui a pour effet d\u2019augmenter le risque d&#8217;infections et d\u2019exacerber la malnutrition. Par cons\u00e9quent, la suppl\u00e9mentation au moyen de multivitamines \/de min\u00e9raux qui renferment ces micronutriments peut contribuer au maintien du syst\u00e8me de d\u00e9fense naturel de l\u2019organisme en am\u00e9liorant ces trois niveaux d&#8217;immunit\u00e9.<\/p>\n<p><a href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/17922955\" target=\"_blank\" rel=\"noopener noreferrer\">Maggini S, et al. Selected vitamins and trace elements support immune function by strengthening epithelial barriers and cellular and humoral immune responses. Oct 2007. British Journal of Nutrition 98(S1):S29-S35.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les micronutriments sont n\u00e9cessaires pour maintenir l\u2019efficacit\u00e9 de la fonction immunitaire. Les carences en micronutriments nuisent \u00e0 l\u2019immunit\u00e9 en diminuant la production d\u2019anticorps, ce qui provoque un d\u00e9s\u00e9quilibre au niveau de la fonction immunitaire et a pour effet d\u2019accro\u00eetre le risque d\u2019infections et de maladies. Les infections accentuent les carences et r\u00e9duisent l\u2019apport en micronutriments, [&hellip;]<\/p>\n","protected":false},"author":10897,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[14],"tags":[20741,20715],"class_list":["post-9121","post","type-post","status-publish","format-standard","hentry","category-non-classifiee","tag-healthy-eating-fr","tag-immune-function-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les multivitamines contribuent \u00e0 une bonne fonction immunitaire - Ask The Scientists<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/askthescientists.com\/fr\/les-multivitamines-contribuent-une-bonne-fonction-immunitaire\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les multivitamines contribuent \u00e0 une bonne fonction immunitaire - Ask The Scientists\" \/>\n<meta property=\"og:description\" content=\"Les micronutriments sont n\u00e9cessaires pour maintenir l\u2019efficacit\u00e9 de la fonction immunitaire. Les carences en micronutriments nuisent \u00e0 l\u2019immunit\u00e9 en diminuant la production d\u2019anticorps, ce qui provoque un d\u00e9s\u00e9quilibre au niveau de la fonction immunitaire et a pour effet d\u2019accro\u00eetre le risque d\u2019infections et de maladies. 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