{"id":4081,"date":"2025-10-30T09:21:22","date_gmt":"2025-10-30T09:21:22","guid":{"rendered":"https:\/\/biosalut.cat\/?p=4081"},"modified":"2025-11-03T10:18:14","modified_gmt":"2025-11-03T10:18:14","slug":"hierro-en-la-vejez","status":"publish","type":"post","link":"https:\/\/biosalut.cat\/es\/hierro-en-la-vejez\/","title":{"rendered":"Hierro en la vejez: c\u00f3mo equilibrar la ingesta y cuidar la salud cerebral e intestinal"},"content":{"rendered":"<p>El hierro en la vejez, es un <strong>mineral esencial<\/strong> per a l\u2019organisme. Participa en la formaci\u00f3 d\u2019hemoglobina, la producci\u00f3 d\u2019energia i la s\u00edntesi de neurotransmissors com la dopamina i la serotonina. Tanmateix, a la vellesa, la seva gesti\u00f3 canvia i tant el d\u00e8ficit com l\u2019exc\u00e9s poden afectar la salut, especialment la cerebral.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hierro y cerebro: un equilibrio delicado<\/h3>\n\n\n\n<p class=\" translation-block\">Seg\u00fan el estudio de <strong>Majern\u00edkov\u00e1 et al. (2024)<\/strong>, la acumulaci\u00f3n de hierro en el cerebro puede inducir la <strong>ferroptosis<\/strong>, una forma de muerte celular programada dependiente del hierro, mediante <strong>peroxidaci\u00f3n lip\u00eddica<\/strong>. Este mecanismo contribuye a la formaci\u00f3n de <strong>placas de beta-amiloide<\/strong>, caracter\u00edsticas de la enfermedad de Alzheimer.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\" translation-block\">La inhibici\u00f3n de la ferroptosis puede prevenir la formaci\u00f3n de estas placas y restaurar el almacenamiento de hierro en \u00f3rganos cerebrales derivados de <strong>c\u00e9lulas madre pluripotentes inducidas (iPSCs)<\/strong>. Esta evidencia subraya que la regulaci\u00f3n del hierro en el cerebro es crucial para la salud neuronal y la prevenci\u00f3n de enfermedades neurodegenerativas.<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\">Inflamaci\u00f3n de bajo grado y polimedicaci\u00f3n<\/h3>\n\n\n\n<p>En las personas mayores, dos factores clave afectan la gesti\u00f3n del hierro:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Inflammaging: inflamaci\u00f3n cr\u00f3nica de bajo grado<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\" translation-block\">Aumenta la hormona <strong>hepcidina<\/strong>, bloqueando la liberaci\u00f3n de hierro desde las c\u00e9lulas.<\/li>\n\n\n\n<li class=\" translation-block\">Puede generar una <strong>anemia funcional<\/strong>: hierro bajo en sangre pero acumulaci\u00f3n en tejidos y cerebro.<\/li>\n\n\n\n<li class=\" translation-block\">Favorece el <strong>estr\u00e9s oxidativo y el da\u00f1o neuronal<\/strong>.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Polimedicaci\u00f3n<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Algunos f\u00e1rmacos (anti\u00e1cidos, inhibidores de la bomba de protones, anticoagulantes) reducen la absorci\u00f3n de hierro.<\/li>\n\n\n\n<li>Otros interfieren con la hepcidina o los transportadores de hierro, aumentando su acumulaci\u00f3n en los tejidos.<\/li>\n<\/ul>\n\n\n\n<p class=\" translation-block\">Estas condiciones hacen que la suplementaci\u00f3n <strong>indiscriminada de hierro en las personas mayores sea arriesgada<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Alimentaci\u00f3n adecuada: la mejor estrategia<\/h3>\n\n\n\n<p>Para mantener un equilibrio seguro de hierro, la dieta es clave:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\" translation-block\"><strong>Fuentes vegetales:<\/strong> legumbres, frutos secos, semillas, verduras de hoja verde.<\/li>\n\n\n\n<li class=\" translation-block\"><strong>Fuentes animales:<\/strong> pescado y carnes magras, hierro hemo m\u00e1s f\u00e1cilmente absorbible.<\/li>\n\n\n\n<li class=\" translation-block\"><strong>Mejoradores de absorci\u00f3n:<\/strong> vitamina C de frutas y verduras frescas.<\/li>\n\n\n\n<li class=\" translation-block\"><strong>Inhibidores de absorci\u00f3n:<\/strong> exceso de calcio, caf\u00e9, t\u00e9 y fitatos de los cereales integrales.<\/li>\n<\/ul>\n\n\n\n<p class=\" translation-block\">Una <strong>dieta equilibrada<\/strong> permite cubrir las necesidades de hierro sin sobrecargar el organismo y contribuye a la <strong>protecci\u00f3n cerebral<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Salud intestinal: regulador del hierro<\/h3>\n\n\n\n<p>El intestino desempe\u00f1a un papel clave:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\" translation-block\">Una <strong>microbiota equilibrada<\/strong> y una mucosa intestinal sana optimizan la absorci\u00f3n del hierro.<\/li>\n\n\n\n<li class=\" translation-block\">La <strong>disbiosis<\/strong> o la inflamaci\u00f3n intestinal pueden alterar su gesti\u00f3n, aumentando el riesgo tanto de d\u00e9ficit como de sobrecarga.<\/li>\n<\/ul>\n\n\n\n<p class=\" translation-block\">Mantener el intestino saludable ayuda a reducir el <strong>estr\u00e9s oxidativo<\/strong> y protege la <strong>funci\u00f3n cerebral<\/strong>, reforzando la prevenci\u00f3n de enfermedades.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f3mo prevenir y detectar desequilibrios de hierro<\/h3>\n\n\n\n<p><strong>Detecci\u00f3n:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>An\u00e1lisis de sangre: medir ferritina, transferrina y otros marcadores del hierro.<\/li>\n\n\n\n<li>Im\u00e1genes cerebrales: identificar acumulaci\u00f3n de hierro en zonas clave del cerebro.<\/li>\n<\/ul>\n\n\n\n<p><strong>Prevenci\u00f3n:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dieta equilibrada: rica en antioxidantes y con control de la ingesta de hierro.<\/li>\n\n\n\n<li>Suplementaci\u00f3n supervisada: solo bajo indicaci\u00f3n m\u00e9dica.<\/li>\n\n\n\n<li>Estilo de vida saludable: ejercicio f\u00edsico regular y control de la inflamaci\u00f3n cr\u00f3nica.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Enfoque integral de BioSalut<\/h3>\n\n\n\n<p>En <strong>BioSalut<\/strong> promovemos una <strong>alimentaci\u00f3n equilibrada<\/strong> para cubrir el hierro de forma segura, <strong>cura intestinal<\/strong> para optimizar la absorci\u00f3n y evitar acumulaci\u00f3n perjudicial, y coordinaci\u00f3n con profesionales de la salud en personas mayores. Ajustar la ingesta de hierro y cuidar el intestino <strong>ayuda a un envejecimiento saludable y protege la funci\u00f3n cerebral<\/strong>, contribuyendo a la <strong>prevenci\u00f3n del Alzheimer y otras enfermedades neurodegenerativas<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Servicios de BioSalut<\/h3>\n\n\n\n<p class=\" translation-block\"><strong>Consultas personalizadas a domicilio y en colectividades<\/strong> como residencias y centros geri\u00e1tricos. Adaptamos la alimentaci\u00f3n y la educaci\u00f3n nutricional a las necesidades de cada persona o grupo para mantener un <strong>equilibrio seguro de nutrientes<\/strong>, incluido el hierro, y favorecer la salud integral.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Referencia cient\u00edfica<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\" translation-block\">Majern\u00edkov\u00e1, N., et al. (2024). <em>The link between amyloid \u03b2 and ferroptosis pathway in Alzheimer's disease progression<\/em>. <em>Cell Death &amp; Disease<\/em>, 15(10), 782. <a href=\"https:\/\/www.nature.com\/articles\/s41419-024-07152-0?utm_source=chatgpt.com\">Enlace al art\u00edculo<\/a><\/li>\n<\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>El ferro a la vellesa, \u00e9s un mineral essencial per a l\u2019organisme. Participa en la formaci\u00f3 d\u2019hemoglobina, la producci\u00f3 d\u2019energia i la s\u00edntesi de neurotransmissors com la dopamina i la serotonina. Tanmateix, a la vellesa, la seva gesti\u00f3 canvia i tant el d\u00e8ficit com l\u2019exc\u00e9s poden afectar la salut, especialment la cerebral. Ferro i cervell: [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4089,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_analytify_skip_tracking":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[166,157,75,209,147,350,349,351,158],"tags":[138,151,355,353,189,171,352,108,36,111,120,135,354,113],"class_list":["post-4081","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-alimentacio-en-residencies","category-consells-nutricionals","category-geriatria","category-menus-i-salut-mental-en-majors","category-nutricio-geriatrica","category-prevencio-neurodegeneratives","category-problemes-digestius","category-salut-cerebral","category-salut-i-benestar","tag-alimentacio-geriatrica","tag-alimentacio-residencies","tag-alzheimer","tag-anemia","tag-educacio-alimentaria-residents","tag-envelliment-saludable","tag-ferro","tag-geriatria","tag-microbiota","tag-nutricio-geriatrica","tag-polimedicacio-geriatrica","tag-salud-en-la-vellesa","tag-salut-cerebral","tag-salut-de-la-gent-gran"],"jetpack_featured_media_url":"https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg","jetpack_sharing_enabled":true,"rttpg_featured_image_url":{"full":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg",724,500,false],"landscape":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg",724,500,false],"portraits":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg",724,500,false],"thumbnail":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070-150x150.jpg",150,150,true],"medium":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070-300x207.jpg",300,207,true],"large":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg",724,500,false],"1536x1536":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg",724,500,false],"2048x2048":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070.jpg",724,500,false],"trp-custom-language-flag":["https:\/\/biosalut.cat\/wp-content\/uploads\/2025\/10\/1523821782070-18x12.jpg",18,12,true]},"rttpg_author":{"display_name":"Rosalia Boncompte","author_link":"https:\/\/biosalut.cat\/es\/author\/rosaliabiosalut-cat\/"},"rttpg_comment":0,"rttpg_category":"<a href=\"https:\/\/biosalut.cat\/es\/categoria\/geriatria\/alimentacion-en-residencias-3\/\" rel=\"category tag\">Alimentaci\u00f3 en resid\u00e8ncies<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/geriatria\/consejos-nutricionales\/\" rel=\"category tag\">Consells Nutricionals<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/geriatria\/\" rel=\"category tag\">Geriatria<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/menus-i-salut-mental-en-majors\/\" rel=\"category tag\">Men\u00fas i salut mental en majors<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/geriatria\/nutricio-geriatrica\/\" rel=\"category tag\">Nutrici\u00f3 geri\u00e0trica<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/prevencio-neurodegeneratives\/\" rel=\"category tag\">Prevencio Neurodegener\u00e0tives<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/problemes-digestius\/\" rel=\"category tag\">Problemes digestius<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/salut-cerebral\/\" rel=\"category tag\">Salut cerebral<\/a> <a href=\"https:\/\/biosalut.cat\/es\/categoria\/geriatria\/salud-y-bienestar\/\" rel=\"category tag\">Salut i benestar<\/a>","rttpg_excerpt":"El ferro a la vellesa, \u00e9s un mineral essencial per a l\u2019organisme. Participa en la formaci\u00f3 d\u2019hemoglobina, la producci\u00f3 d\u2019energia i la s\u00edntesi de neurotransmissors com la dopamina i la serotonina. Tanmateix, a la vellesa, la seva gesti\u00f3 canvia i tant el d\u00e8ficit com l\u2019exc\u00e9s poden afectar la salut, especialment la cerebral. Ferro i cervell:&hellip;","_links":{"self":[{"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/posts\/4081","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/comments?post=4081"}],"version-history":[{"count":8,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/posts\/4081\/revisions"}],"predecessor-version":[{"id":4100,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/posts\/4081\/revisions\/4100"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/media\/4089"}],"wp:attachment":[{"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/media?parent=4081"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/categories?post=4081"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/biosalut.cat\/es\/wp-json\/wp\/v2\/tags?post=4081"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}