{"id":16334,"date":"2020-01-14T00:00:00","date_gmt":"2020-01-13T23:00:00","guid":{"rendered":"https:\/\/www.ecoceutics.com\/vitamina-b3-la-niacina\/"},"modified":"2023-01-20T09:48:49","modified_gmt":"2023-01-20T08:48:49","slug":"vitamina-b3-la-niacina","status":"publish","type":"post","link":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/","title":{"rendered":"Vitamina B3: la niacina"},"content":{"rendered":"<p>La niacina \u00e9s el nom que agrupa els compostos amb l\u2019activitat vitam\u00ednica de l\u2019\u00e0cid nicot\u00ednic i el seu derivat, la nicotinamida. Aquests dos compostos s\u00f3n necessaris per a la s\u00edntesi d\u2019una mol\u00e8cula anomenada dinucle\u00f2tid d\u2019adenina i nicotinamida, o\u00a0NADH, que juntament amb\u00a0NADPH\u00a0(NADH\u00a0m\u00e9s f\u00f2sfor i oxigen en un \u00abgrup fosfato\u00bb) estan presents en una gran quantitat de reaccions qu\u00edmiques del nostre metabolisme.<\/p>\n<p>Inicialment va rebre el nom de \u00abvitamina PP\u00bb perqu\u00e8, en el comen\u00e7ament de les recerques sobre les vitamines, es va descobrir que quan hi ha manca de niacina apareix una malaltia anomenada Pel\u00b7lagra; el nom \u00abPP\u00bb prov\u00e9 de factor Protector contra la Pel\u00b7lagra. Tamb\u00e9 se\u2019n va dir vitamina\u00a0B3\u00a0i vitamina\u00a0B5\u00a0en diferents publicacions, per\u00f2 avui el seu nom oficial acceptat \u00e9s niacina.<\/p>\n<p>La seva funci\u00f3 en reaccions qu\u00edmiques \u00e9s coneguda des de principis del segle XX, per\u00f2 es van necessitar m\u00e9s anys de recerca per a con\u00e8ixer com funciona i com se sintetitza el\u00a0NADH\u00a0en el nostre cos.<\/p>\n<p>Fins al dia d\u2019avui es continua investigant per a dilucidar certs aspectes del funcionament de la niacina en el nostre organisme, ja que realment s\u00f3n molts i molt variats els mecanismes en els quals participa.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Contenido de la p\u00e1gina<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #333333;color:#333333\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #333333;color:#333333\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#fonts-de-niacina\" >Fonts de niacina<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#quina-funcio-compleix-la-niacina-en-el-nostre-cos\" >Quina funci\u00f3 compleix la niacina en el nostre cos?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#que-passa-si-ens-falta-niacina\" >Qu\u00e8 passa si ens falta niacina?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#suplementacio-amb-niacina\" >Suplementaci\u00f3 amb niacina<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"fonts-de-niacina\"><\/span>Fonts de niacina<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tots els animals, inclosos els \u00e9ssers humans, som capa\u00e7os de sintetitzar niacina a partir de l\u2019amino\u00e0cid tript\u00f2fan. El problema \u00e9s que \u00e9s un proc\u00e9s poc eficient, ja que requereix molt tript\u00f2fan per a rendir poca niacina, i dep\u00e8n de factors com les reserves de niacina, el nivell de ferro en sang, o la quantitat de greix que s\u2019ingereix en la dieta.<\/p>\n<p>La variabilitat del resultat d\u2019aquesta s\u00edntesi fa que els \u00e9ssers humans necessitem fonts externes de niacina per a cobrir tots els nostres requeriments. Per\u00f2 encara sense cobrir totes les nostres necessitats metab\u00f2liques, aquesta s\u00edntesi \u00e9s suficient per a protegir-nos de la manca: quan apareix la pel\u00b7lagra usualment tamb\u00e9 hi ha manca de tript\u00f2fan o de vitamina\u00a0B6.<\/p>\n<p>Els adults necessitem entre 12-18 mg diaris de niacina per a cobrir les nostres necessitats di\u00e0ries. La niacina es troba en molts aliments, sent els m\u00e9s rics les carns, les nous, i els cereals integrals com el blat, l\u2019ordi i l\u2019arr\u00f2s, i el llevat. Les quantitats de niacina no solen canviar en escalfar, cuinar o emmagatzemar l\u2019aliment que la cont\u00e9 perqu\u00e8 \u00e9s una vitamina molt estable.<\/p>\n<p>Una curiositat gastron\u00f2mica: el blat de moro \u00e9s dels vegetals m\u00e9s rics en niacina, per\u00f2 cont\u00e9 en el seu interior un producte anomenat\u00a0niacin\u00f2gen\u00a0que evita que el nostre cos absorbeixi i aprofiti la vitamina. La cocci\u00f3 tradicional duta a terme pels asteques, que es feia amb llima i cendres, inactivava el\u00a0niacin\u00f2gen\u00a0i va protegir a aquesta cultura de la pel\u00b7lagra. Encara que els asteques van basar la seva alimentaci\u00f3 en el blat de moro, la correcta cocci\u00f3 va evitar que tinguessin problemes de salut.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"quina-funcio-compleix-la-niacina-en-el-nostre-cos\"><\/span>Quina funci\u00f3 compleix la niacina en el nostre cos?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>La niacina est\u00e0 present en una gran quantitat de reaccions del nostre organisme a trav\u00e9s del\u00a0NADH\u00a0i el\u00a0NADPH. Per a comen\u00e7ar, participa en el metabolisme energ\u00e8tic a trav\u00e9s de reaccions de \u00abtransfer\u00e8ncia d\u2019electrons\u00bb: sense complicar-nos la vida, podem dir que la transfer\u00e8ncia d\u2019electrons \u00e9s una manera d\u2019obtenir energia de carbohidrats, l\u00edpids i amino\u00e0cids. M\u00e9s de 500 reaccions de transfer\u00e8ncia d\u2019electrons del nostre organisme estan\u00a0mitjan\u00e7ades\u00a0pel\u00a0NADH\u00a0o el\u00a0NADPH, i s\u00f3n molt espec\u00edfiques d\u2019aquests dos coenzims, \u00e9s a dir, cap altra mol\u00e8cula pot complir els mateixos rols que compleixen el\u00a0NADH\u00a0i el\u00a0NADPH\u00a0en qualsevol d\u2019aquestes reaccions.<\/p>\n<p>La niacina tamb\u00e9 \u00e9s part de l\u2019anomenat cofactor de toler\u00e0ncia a la glucosa, una mol\u00e8cula present en els llevats que millora la resposta a la insulina. La niacina lliure no t\u00e9 aquest efecte, sin\u00f3 que \u00e9s aquest cofactor, que inclou niacina i crom, el veritable responsable d\u2019aquesta activitat.<\/p>\n<p>Finalment, s\u2019ha vist que la niacina pot afectar l\u2019estabilitat de l\u2019ADN. La manca de niacina est\u00e0 relacionada amb un problema de funcionament de certes prote\u00efnes nuclears, fent que les estructures en les quals s\u2019emmagatzema la informaci\u00f3 gen\u00e8tica no siguin tan estables com deguessin.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"que-passa-si-ens-falta-niacina\"><\/span>Qu\u00e8 passa si ens falta niacina?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>La falta de niacina es relaciona amb una malaltia anomenada pel\u00b7lagra, capa\u00e7 de causar canvis en l\u2019aparell digestiu, la pell i el sistema nervi\u00f3s central. Per aquest motiu a la pel\u00b7lagra tamb\u00e9 se la coneix com la malaltia de les tres D: Diarrea, Dermatitis i Dem\u00e8ncia.<\/p>\n<ul>\n<li>La pell canvia sobretot en zones que reben sol com les mans i la cara, i poden tenir aspecte de cremada solar, descamaci\u00f3,\u00a0hiperpigmentaci\u00f3i engruiximent de la pell.<\/li>\n<li>L\u2019aparell digestiu presenta alteracions que van des de lesions en la mucosa bucal fins a la diarrea, que pot portar a l\u2019an\u00e8mia.<\/li>\n<li>Els s\u00edmptomes neurol\u00f2gics de la pel\u00b7lagra inclouen depressi\u00f3, apatia, irritabilitat, marejos i maldecaps.<\/li>\n<\/ul>\n<p>Durant molts anys es va creure que la pel\u00b7lagra succe\u00efa en abs\u00e8ncia de niacina exclusivament. Aquesta conclusi\u00f3 va sorgir en observar que la pel\u00b7lagra es cura quan s\u2019afegeix niacina a la dieta. No obstant aix\u00f2, avui sabem que la pel\u00b7lagra est\u00e0 relacionada amb una manca de nutrients m\u00e9s complexa, ja que quan apareix la pel\u00b7lagra hi ha problemes amb la niacina per\u00f2 tamb\u00e9 amb el tript\u00f2fan, i sovint amb la vitamina\u00a0B6.<\/p>\n<p>Tamb\u00e9 la manca de zinc sembla estar involucrada en la pel\u00b7lagra, perqu\u00e8 la niacina requereix zinc per a la seva correcta s\u00edntesi. El primer tractament de la pel\u00b7lagra \u00e9s donar-li niacina al pacient, per\u00f2 usualment s\u2019afegeix tamb\u00e9 la resta del complex B i es busca revertir el problema que va causar la pel\u00b7lagra en primer lloc (alcoholisme, dieta pobra en niacina,\u00a0etc.).<\/p>\n<h2><span class=\"ez-toc-section\" id=\"suplementacio-amb-niacina\"><\/span>Suplementaci\u00f3 amb niacina<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>La niacina es comercialitza en\u00a0multivitam\u00ednics\u00a0per a complementar la dieta que contenen aproximadament la quantitat di\u00e0ria recomanada de niacina. Per\u00f2 tamb\u00e9 es comercialitza com a dosis altes d\u2019\u00e0cid nicot\u00ednic, ja que s\u2019ha vist que aquesta forma pot ser un bon tractament per a baixar el colesterol i els triglic\u00e8rids alts.<\/p>\n<p>L\u2019\u00e0cid nicot\u00ednic redueix la s\u00edntesi de triglic\u00e8rids en el fetge, mant\u00e9 el colesterol\u00a0HDL\u00a0(el \u00abcolesterol bo\u00bb) circulant en sang, i evita que les c\u00e8l\u00b7lules que emmagatzemen grassa alliberin triglic\u00e8rids a la sang. Les dosis han de ser bastant m\u00e9s altes que les que requereix la dieta,\u00a0del\u00a0voltant\u00a0d\u20191-2 grams diaris, per a veure una reducci\u00f3 del risc de mort per problemes cardiovasculars. Hi ha resultats cl\u00ednics prometedors sobre aquest tema, per\u00f2 encara no \u00e9s un tractament que estigui tan establert com les\u00a0estatines\u00a0(simvastatina, atorvastatina) o altres medicaments\u00a0hipolipemiants. En aquestes dosis l\u2019\u00e0cid nicot\u00ednic tamb\u00e9 actua com a vasodilatador, per la qual cosa pot causar rojor facial important quan es pren en aquestes quantitats. Pot ser molest perqu\u00e8 cursa amb picor i sensaci\u00f3 de calor, per\u00f2 amb el temps el cos sol desenvolupar toler\u00e0ncia.<\/p>\n<p>\u00c9s important que, si desitges prendre dosis altes d\u2019\u00e0cid nicot\u00ednic, ho facis baix control professional. S\u2019han reportat casos de resist\u00e8ncia a la insulina, descens de la pressi\u00f3 arterial, problemes estomacals, i augment dels nivells d\u2019enzims hep\u00e0tics en sang durant la suplementaci\u00f3 amb \u00e0cid nicot\u00ednic, i amb l\u2019\u00fas cr\u00f2nic de niacina a altes dosis pot arribar a apar\u00e8ixer mal hep\u00e0tic. El risc de mal hep\u00e0tic augmenta quan s\u2019utilitza \u00e0cid nicot\u00ednic al costat de medicaments que poden pujar els enzims hep\u00e0tics, com les pr\u00f2pies\u00a0estatines, o amb un consum elevat d\u2019alcohol.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La niacina \u00e9s el nom que agrupa els compostos amb l\u2019activitat vitam\u00ednica de l\u2019\u00e0cid nicot\u00ednic i el seu derivat, la nicotinamida. Aquests dos compostos s\u00f3n necessaris per a la s\u00edntesi d\u2019una mol\u00e8cula anomenada dinucle\u00f2tid d\u2019adenina i nicotinamida, o\u00a0NADH, que juntament amb\u00a0NADPH\u00a0(NADH\u00a0m\u00e9s f\u00f2sfor i oxigen en un \u00abgrup fosfato\u00bb) estan presents en una gran quantitat de [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":17704,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"_mbp_gutenberg_autopost":false,"footnotes":""},"categories":[4,59],"tags":[],"class_list":["post-16334","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-respostes-de-salut","category-vitamines"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Niacina o vitamina B, qu\u00e8 \u00e9s? ecoceutics<\/title>\n<meta name=\"description\" content=\"Informa&#039;t amb Ecoceutics sobre la vitamina B3: quina funci\u00f3 compleix la niacina, qu\u00e8 passa si te&#039;n falta i quines s\u00f3n les fonts principals de vitamina B3.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Niacina o vitamina B, qu\u00e8 \u00e9s? ecoceutics\" \/>\n<meta property=\"og:description\" content=\"Informa&#039;t amb Ecoceutics sobre la vitamina B3: quina funci\u00f3 compleix la niacina, qu\u00e8 passa si te&#039;n falta i quines s\u00f3n les fonts principals de vitamina B3.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/\" \/>\n<meta property=\"og:site_name\" content=\"ecoceutics\" \/>\n<meta property=\"article:published_time\" content=\"2020-01-13T23:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-20T08:48:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2021\/09\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Lorena Crosa\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrit per\" \/>\n\t<meta name=\"twitter:data1\" content=\"Lorena Crosa\" \/>\n\t<meta name=\"twitter:label2\" content=\"Temps estimat de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minuts\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/\"},\"author\":{\"name\":\"Lorena Crosa\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#\\\/schema\\\/person\\\/1ea99343a86784e00a52c8744dfc7d83\"},\"headline\":\"Vitamina B3: la niacina\",\"datePublished\":\"2020-01-13T23:00:00+00:00\",\"dateModified\":\"2023-01-20T08:48:49+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/\"},\"wordCount\":1344,\"publisher\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg\",\"articleSection\":[\"Respostes de salut\",\"Vitamines\"],\"inLanguage\":\"ca\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/\",\"url\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/\",\"name\":\"Niacina o vitamina B, qu\u00e8 \u00e9s? ecoceutics\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg\",\"datePublished\":\"2020-01-13T23:00:00+00:00\",\"dateModified\":\"2023-01-20T08:48:49+00:00\",\"description\":\"Informa't amb Ecoceutics sobre la vitamina B3: quina funci\u00f3 compleix la niacina, qu\u00e8 passa si te'n falta i quines s\u00f3n les fonts principals de vitamina B3.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#breadcrumb\"},\"inLanguage\":\"ca\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ca\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg\",\"contentUrl\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2021\\\/09\\\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/respostes-de-salut\\\/vitamines\\\/vitamina-b3-la-niacina\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Portada\",\"item\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Vitamina B3: la niacina\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#website\",\"url\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/\",\"name\":\"ecoceutics\",\"description\":\"Primera red de farmacias independientes bajo una marca\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ca\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#organization\",\"name\":\"Ecoceutics\",\"url\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ca\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2022\\\/02\\\/Logo-Ecoceutics-SVG-01-1.svg\",\"contentUrl\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2022\\\/02\\\/Logo-Ecoceutics-SVG-01-1.svg\",\"width\":232,\"height\":68,\"caption\":\"Ecoceutics\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/ca\\\/#\\\/schema\\\/person\\\/1ea99343a86784e00a52c8744dfc7d83\",\"name\":\"Lorena Crosa\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ca\",\"@id\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/Lorena-Crosa-100x100.jpg\",\"url\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/Lorena-Crosa-100x100.jpg\",\"contentUrl\":\"https:\\\/\\\/www.ecoceutics.com\\\/wp-content\\\/uploads\\\/2024\\\/03\\\/Lorena-Crosa-100x100.jpg\",\"caption\":\"Lorena Crosa\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Niacina o vitamina B, qu\u00e8 \u00e9s? ecoceutics","description":"Informa't amb Ecoceutics sobre la vitamina B3: quina funci\u00f3 compleix la niacina, qu\u00e8 passa si te'n falta i quines s\u00f3n les fonts principals de vitamina B3.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/","og_locale":"ca_ES","og_type":"article","og_title":"Niacina o vitamina B, qu\u00e8 \u00e9s? ecoceutics","og_description":"Informa't amb Ecoceutics sobre la vitamina B3: quina funci\u00f3 compleix la niacina, qu\u00e8 passa si te'n falta i quines s\u00f3n les fonts principals de vitamina B3.","og_url":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/","og_site_name":"ecoceutics","article_published_time":"2020-01-13T23:00:00+00:00","article_modified_time":"2023-01-20T08:48:49+00:00","og_image":[{"width":800,"height":800,"url":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2021\/09\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg","type":"image\/png"}],"author":"Lorena Crosa","twitter_card":"summary_large_image","twitter_misc":{"Escrit per":"Lorena Crosa","Temps estimat de lectura":"6 minuts"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#article","isPartOf":{"@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/"},"author":{"name":"Lorena Crosa","@id":"https:\/\/www.ecoceutics.com\/ca\/#\/schema\/person\/1ea99343a86784e00a52c8744dfc7d83"},"headline":"Vitamina B3: la niacina","datePublished":"2020-01-13T23:00:00+00:00","dateModified":"2023-01-20T08:48:49+00:00","mainEntityOfPage":{"@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/"},"wordCount":1344,"publisher":{"@id":"https:\/\/www.ecoceutics.com\/ca\/#organization"},"image":{"@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2021\/09\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg","articleSection":["Respostes de salut","Vitamines"],"inLanguage":"ca"},{"@type":"WebPage","@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/","url":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/","name":"Niacina o vitamina B, qu\u00e8 \u00e9s? ecoceutics","isPartOf":{"@id":"https:\/\/www.ecoceutics.com\/ca\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#primaryimage"},"image":{"@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2021\/09\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg","datePublished":"2020-01-13T23:00:00+00:00","dateModified":"2023-01-20T08:48:49+00:00","description":"Informa't amb Ecoceutics sobre la vitamina B3: quina funci\u00f3 compleix la niacina, qu\u00e8 passa si te'n falta i quines s\u00f3n les fonts principals de vitamina B3.","breadcrumb":{"@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#breadcrumb"},"inLanguage":"ca","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/"]}]},{"@type":"ImageObject","inLanguage":"ca","@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#primaryimage","url":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2021\/09\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg","contentUrl":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2021\/09\/Plantilla_FOTOS-EXTERIOR-POST-2-2.jpg","width":800,"height":800},{"@type":"BreadcrumbList","@id":"https:\/\/www.ecoceutics.com\/ca\/respostes-de-salut\/vitamines\/vitamina-b3-la-niacina\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Portada","item":"https:\/\/www.ecoceutics.com\/ca\/"},{"@type":"ListItem","position":2,"name":"Vitamina B3: la niacina"}]},{"@type":"WebSite","@id":"https:\/\/www.ecoceutics.com\/ca\/#website","url":"https:\/\/www.ecoceutics.com\/ca\/","name":"ecoceutics","description":"Primera red de farmacias independientes bajo una marca","publisher":{"@id":"https:\/\/www.ecoceutics.com\/ca\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.ecoceutics.com\/ca\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ca"},{"@type":"Organization","@id":"https:\/\/www.ecoceutics.com\/ca\/#organization","name":"Ecoceutics","url":"https:\/\/www.ecoceutics.com\/ca\/","logo":{"@type":"ImageObject","inLanguage":"ca","@id":"https:\/\/www.ecoceutics.com\/ca\/#\/schema\/logo\/image\/","url":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2022\/02\/Logo-Ecoceutics-SVG-01-1.svg","contentUrl":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2022\/02\/Logo-Ecoceutics-SVG-01-1.svg","width":232,"height":68,"caption":"Ecoceutics"},"image":{"@id":"https:\/\/www.ecoceutics.com\/ca\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.ecoceutics.com\/ca\/#\/schema\/person\/1ea99343a86784e00a52c8744dfc7d83","name":"Lorena Crosa","image":{"@type":"ImageObject","inLanguage":"ca","@id":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2024\/03\/Lorena-Crosa-100x100.jpg","url":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2024\/03\/Lorena-Crosa-100x100.jpg","contentUrl":"https:\/\/www.ecoceutics.com\/wp-content\/uploads\/2024\/03\/Lorena-Crosa-100x100.jpg","caption":"Lorena Crosa"}}]}},"_links":{"self":[{"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/posts\/16334","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/comments?post=16334"}],"version-history":[{"count":0,"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/posts\/16334\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/media\/17704"}],"wp:attachment":[{"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/media?parent=16334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/categories?post=16334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecoceutics.com\/ca\/wp-json\/wp\/v2\/tags?post=16334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}