{"id":802,"date":"2026-02-09T16:59:49","date_gmt":"2026-02-09T16:59:49","guid":{"rendered":"https:\/\/iqvibespro.com\/blog\/?p=802"},"modified":"2026-02-10T17:22:57","modified_gmt":"2026-02-10T17:22:57","slug":"vitamin-b8","status":"publish","type":"post","link":"https:\/\/iqvibespro.com\/blog\/vitamin-b8\/","title":{"rendered":"Vitamin B8"},"content":{"rendered":"\n<p><strong>Vitamin B8 (Inositol)<\/strong><\/p>\n\n\n\n<p><strong>Wichtig:<\/strong>&nbsp;&#8220;Vitamin B8&#8221; ist eine veraltete und mehrdeutige Bezeichnung. Heute wird der Stoff&nbsp;<strong>nicht mehr als klassisches Vitamin<\/strong>&nbsp;eingestuft, da der K\u00f6rper ihn selbst aus Glukose synthetisieren kann. Es gilt als vitamin\u00e4hnlicher N\u00e4hrstoff. In der \u00e4lteren Literatur wurde manchmal auch&nbsp;<strong>Biotin (B7)<\/strong>&nbsp;als B8 bezeichnet, was zu Verwirrung f\u00fchrt.<\/p>\n\n\n\n<p><strong>Wichtigste Funktionen im Stoffwechsel:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Zellmembran-Bestandteil:<\/strong>&nbsp;Inositol ist ein wichtiger Baustein von&nbsp;<strong>Phospholipiden<\/strong>&nbsp;(als Phosphatidylinositol) in allen Zellmembranen und ist entscheidend f\u00fcr deren Struktur und Funktionalit\u00e4t.<\/li>\n\n\n\n<li><strong>Zell-Signaltransduktion:<\/strong>&nbsp;Das daraus abgeleitete&nbsp;<strong>Inositoltrisphosphat (IP3)<\/strong>&nbsp;ist ein lebenswichtiger&nbsp;<strong>second messenger<\/strong>. Es vermittelt die Wirkung zahlreicher Hormone (z.B. Insulin) und Neurotransmitter, indem es die Freisetzung von Kalzium aus dem Zellspeicher steuert.<\/li>\n\n\n\n<li><strong>Fettstoffwechsel:<\/strong>&nbsp;Unterst\u00fctzt den Transport und Abbau von Fetten in der Leber und kann einer Verfettung entgegenwirken.<\/li>\n\n\n\n<li><strong>Nervensystem:<\/strong>&nbsp;Wirkt als beruhigender Neurotransmitter-Modulator (oft mit Serotonin-System verbunden) und spielt eine Rolle bei der Nervenleitung.<\/li>\n\n\n\n<li><strong>Insulinsensitivit\u00e4t:<\/strong>&nbsp;Beteiligt an der Insulinsignalweiterleitung.<\/li>\n<\/ul>\n\n\n\n<p><strong>Vorkommen in nat\u00fcrlicher Form:<\/strong><br>Inositol kommt in vielen Lebensmitteln vor, besonders in pflanzlicher Kost.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u00fclsenfr\u00fcchte:<\/strong>&nbsp;Bohnen, Linsen, Kichererbsen.<\/li>\n\n\n\n<li><strong>Vollkornprodukte &amp; Kleie:<\/strong>&nbsp;Haferkleie, Weizenkeime, Vollkornbrot.<\/li>\n\n\n\n<li><strong>N\u00fcsse und Samen:<\/strong>&nbsp;Erdn\u00fcsse, Cashewkerne, Sesamsamen, Leinsamen.<\/li>\n\n\n\n<li><strong>Zitrusfr\u00fcchte<\/strong>&nbsp;(v.a. Orangen, Grapefruits) und Melonen.<\/li>\n\n\n\n<li><strong>Fleisch und Innereien<\/strong>&nbsp;(v.a. Leber), allerdings in geringerer Menge.<\/li>\n<\/ul>\n\n\n\n<p><strong>Besonderheiten:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Der K\u00f6rper produziert mehrere Gramm pro Tag selbst. Der Status als &#8220;essentieller N\u00e4hrstoff&#8221; ist daher umstritten.<\/li>\n\n\n\n<li>Therapeutisch wird Myo-Inositol (die h\u00e4ufigste Form) in hohen Dosen u.a. bei psychischen St\u00f6rungen (Angst, Depression, Zwangsst\u00f6rungen), polyzystischem Ovarialsyndrom (PCOS) und zur Unterst\u00fctzung der Lungenreife bei Fr\u00fchgeburten eingesetzt.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vitamin B8 (Inositol) Wichtig:&nbsp;&#8220;Vitamin B8&#8221; ist eine veraltete und mehrdeutige Bezeichnung. Heute wird der Stoff&nbsp;nicht mehr als klassisches Vitamin&nbsp;eingestuft, da der K\u00f6rper ihn selbst aus Glukose synthetisieren kann. Es gilt als vitamin\u00e4hnlicher N\u00e4hrstoff. In der \u00e4lteren Literatur wurde manchmal auch&nbsp;Biotin (B7)&nbsp;als B8 bezeichnet, was zu Verwirrung f\u00fchrt. Wichtigste Funktionen im Stoffwechsel: Vorkommen in nat\u00fcrlicher Form:Inositol kommt in vielen Lebensmitteln vor, besonders in pflanzlicher Kost. Besonderheiten:<\/p>\n","protected":false},"author":2,"featured_media":803,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-802","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vitamine"],"_links":{"self":[{"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/posts\/802","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/comments?post=802"}],"version-history":[{"count":3,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/posts\/802\/revisions"}],"predecessor-version":[{"id":867,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/posts\/802\/revisions\/867"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/media\/803"}],"wp:attachment":[{"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/media?parent=802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/categories?post=802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/iqvibespro.com\/blog\/wp-json\/wp\/v2\/tags?post=802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}