{"id":250911,"date":"2019-11-08T08:09:00","date_gmt":"2019-11-08T07:09:00","guid":{"rendered":"https:\/\/gymbeam.com\/blog\/?p=250911"},"modified":"2021-05-03T08:12:22","modified_gmt":"2021-05-03T06:12:22","slug":"je-karnitin-bezpecny","status":"publish","type":"post","link":"https:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/","title":{"rendered":"Je karnit\u00edn bezpe\u010dn\u00fd?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_72 ez-toc-wrap-left 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\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/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:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/#Co_je_to_karnitin\" title=\"\u010co je to karnit\u00edn?\">\u010co je to karnit\u00edn?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/#L-karnitin_a_jeho_vyskyt_v_potravinach\" title=\"L-karnit\u00edn a jeho v\u00fdskyt v potravin\u00e1ch\">L-karnit\u00edn a jeho v\u00fdskyt v potravin\u00e1ch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/#Vyhody_L-karnitinu_pre_sportovcov\" title=\"V\u00fdhody L-karnit\u00ednu pre \u0161portovcov\">V\u00fdhody L-karnit\u00ednu pre \u0161portovcov<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/#Je_karnitin_skodlivy\" title=\"Je karnit\u00edn \u0161kodliv\u00fd?\">Je karnit\u00edn \u0161kodliv\u00fd?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/#Karnitin_a_jeho_bezpecnost\" title=\"Karnit\u00edn a jeho bezpe\u010dnos\u0165\">Karnit\u00edn a jeho bezpe\u010dnos\u0165<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/gymbeam.sk\/blog\/je-karnitin-bezpecny\/#Vedlajsie_ucinky_L-karnitinu\" title=\"Ved\u013eaj\u0161ie \u00fa\u010dinky L-karnit\u00ednu\">Ved\u013eaj\u0161ie \u00fa\u010dinky L-karnit\u00ednu<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>V\u00fd\u017eivov\u00e9 doplnky maj\u00fa svojich fan\u00fa\u0161ikov, ale st\u00e1le sa n\u00e1jdu \u013eudia, ktor\u00fdm <strong>nov\u00e9 a nezn\u00e1me l\u00e1tky sp\u00f4sobuj\u00fa obavy.<\/strong> Aj vy ur\u010dite pozn\u00e1te notorick\u00e9 pozn\u00e1mky a ot\u00e1zky priate\u013eov,<strong> pre\u010do u\u017e\u00edvate prote\u00edn,<\/strong> aminokyseliny alebo in\u00e9 suplementy. Hor\u0161ia situ\u00e1cia nastane, ke\u010f sa v m\u00e9di\u00e1ch zverejn\u00ed spr\u00e1va s vedeck\u00fdm d\u00f4kazom o \u0161kodlivosti ur\u010ditej l\u00e1tky. V\u010faka podobnej situ\u00e1cii sa <strong>na \u010diernu listinu dostal neopr\u00e1vnene aj karnit\u00edn. <\/strong> <\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\"><span class=\"ez-toc-section\" id=\"Co_je_to_karnitin\"><\/span>\u010co je to karnit\u00edn?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Karnit\u00edn je am\u00f3niov\u00e1 zl\u00fa\u010denina, ktor\u00e1 m\u00e1 svoju <strong>funkciu v metabolizme cicavcov, rastl\u00edn a bakt\u00e9ri\u00ed.<\/strong> V na\u0161om tele sa <strong>karnit\u00edn nach\u00e1dza v ka\u017edej bunke <\/strong>a jeho hlavnou \u00falohou je <strong>prenos mastn\u00fdch kysel\u00edn do mitochondri\u00ed.<\/strong> Okrem toho <strong>odstra\u0148uje zvy\u0161kov\u00e9 a \u0161kodliv\u00e9 l\u00e1tky<\/strong> z mitochondri\u00ed, ktor\u00fdch k\u013e\u00fa\u010dovou funkciou je <strong>produkcia energie<\/strong> pre fungovanie buniek. Organizmus si vytv\u00e1ra <strong>karnit\u00edn z dvoch aminokysel\u00edn <\/strong><strong>&#8211;<\/strong> lyz\u00edn a metion\u00edn. V roku 1905 sa dvom rusk\u00fdm v\u00fdskumn\u00edkom podarilo <strong>prv\u00fdkr\u00e1t izolova\u0165 karnit\u00edn z m\u00e4sa.<\/strong> Na z\u00e1klade toho <strong>vznikol jeho n\u00e1zov,<\/strong> ktor\u00fd je odvoden\u00fd z latinsk\u00e9ho slova <strong>carnus, \u010do znamen\u00e1 m\u00e4so. <\/strong><span style=\"color: #ff6600;\">[2] [3] [4] [6]<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Karnit\u00edn sa nach\u00e1dza v \u0161tyroch form\u00e1ch <span style=\"color: #ff6600;\">[2] [5]<\/span>:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><span style=\"color: #ff6600;\"><a href=\"https:\/\/gymbeam.sk\/l-karnitin\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\">L-karnit\u00edn<\/a><\/span> &#8211; <strong>naj\u010dastej\u0161ia forma,<\/strong> ktor\u00e1 je zlo\u017ekou v\u00fd\u017eivov\u00fdch doplnkov pre \u0161portovcov a pom\u00e1ha pri zotavovan\u00ed svalov po cvi\u010den\u00ed.<\/li><li><strong>acetyl-L-karnit\u00edn<\/strong> &#8211; <strong>najefekt\u00edvnej\u0161ia forma pre mozog,<\/strong> u\u017eito\u010dn\u00e1 pre \u013eud\u00ed s neurodegenerat\u00edvnymi ochoreniami.<\/li><li><strong>propionyl-L-karnit\u00edn<\/strong> &#8211; <strong>u\u017eito\u010dn\u00fd pri probl\u00e9moch s obehov\u00fdm syst\u00e9mom,<\/strong> napr\u00edklad pri vaskul\u00e1rnych ochoreniach a vysokom krvnom tlaku. Zvy\u0161uje produkciu oxidu dusnat\u00e9ho, ktor\u00fd zlep\u0161uje prietok krvi.<\/li><li><strong>D-karnit\u00edn &#8211; neakt\u00edvna forma,<\/strong> ktor\u00e1 m\u00f4\u017ee sp\u00f4sobi\u0165 nedostatok karnit\u00ednu t\u00fdm, \u017ee brzd\u00ed vstreb\u00e1vanie jeho ostatn\u00fdch \u00fa\u010dinn\u00fdch foriem.<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wpstatic.gymbeam.com\/blog\/wp-content\/uploads\/mageblog\/iStock-1057157450.jpg\" alt=\"\u010do je to karnit\u00edn\" width=\"843\" height=\"562\" title=\"\u010do je to karnit\u00edn\"\/><\/figure><\/div>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\"><span class=\"ez-toc-section\" id=\"L-karnitin_a_jeho_vyskyt_v_potravinach\"><\/span>L-karnit\u00edn a jeho v\u00fdskyt v potravin\u00e1ch<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>Naj\u010dastej\u0161ia forma karnit\u00ednu, <\/strong>ktor\u00fa u\u017e\u00edvaj\u00fa \u0161portovci, ale aj \u013eudia so zdravotn\u00fdmi probl\u00e9mami, sa naz\u00fdva <span style=\"color: #ff6600;\"><a href=\"https:\/\/gymbeam.sk\/l-karnitin\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\">L-karnit\u00edn<\/a><\/span>. B\u00fdva nespr\u00e1vne pova\u017eovan\u00fd za aminokyselinu, ide v\u0161ak o<strong> zl\u00fa\u010deninu podobn\u00fa vitam\u00ednu alebo aminokyseline,<\/strong> ktor\u00e1 je zaraden\u00e1 medzi vitam\u00edny skupiny B. V 50. rokoch bol L-karnit\u00edn prv\u00fdkr\u00e1t vedecky analyzovan\u00fd a <strong>nazvan\u00fd ako vitam\u00edn BT. <\/strong><span style=\"color: #ff6600;\">[6]<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>L-karnit\u00edn sa uklad\u00e1 v celom tele, <\/strong>najviac vo svaloch a v mozgu. Zo stravy ho z\u00edskavame najm\u00e4 z <strong>\u010derven\u00e9ho m\u00e4sa a \u017eivo\u010d\u00ed\u0161nych produktov, <\/strong>ale tie\u017e z<strong> avok\u00e1da a s\u00f3je. <\/strong>\u013dudsk\u00e9 telo si dok\u00e1\u017ee vytvori\u0165 dostato\u010dn\u00e9 mno\u017estvo karnit\u00ednu v pr\u00edpade, \u017ee konzumujete <strong>stravu bohat\u00fa na lyz\u00edn a metion\u00edn.<\/strong> <span style=\"color: #ff6600;\">[6] [7]&nbsp;<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Vysok\u00e9 mno\u017estv\u00e1 lyz\u00ednu <\/strong>n\u00e1jdete v t\u00fdchto potravin\u00e1ch <span style=\"color: #ff6600;\">[7]<\/span>:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>syry, jogurty, mlieko<\/li><li>ovocie zo stromov<\/li><li>hydina, ryby a in\u00e9 typy m\u00e4sa<\/li><\/ul>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Metion\u00edn<\/strong> vo zv\u00fd\u0161enej miere <strong>obsahuj\u00fa tieto potraviny<\/strong> <span style=\"color: #ff6600;\">[7]<\/span>:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>m\u00e4so (najm\u00e4 mor\u010dacie), ryby, k\u00f4rovce<\/li><li>mlie\u010dne produkty, syry, vajcia&nbsp;<\/li><li>s\u00f3ja a fazu\u013ea<\/li><li>orechy&nbsp;&nbsp;<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wpstatic.gymbeam.com\/blog\/wp-content\/uploads\/mageblog\/iStock-844448094.jpg\" alt=\"L-karnit\u00edn a jeho v\u00fdskyt v potravin\u00e1ch\" width=\"843\" height=\"562\" title=\"L-karnit\u00edn a jeho v\u00fdskyt v potravin\u00e1ch\"\/><\/figure><\/div>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\"><span class=\"ez-toc-section\" id=\"Vyhody_L-karnitinu_pre_sportovcov\"><\/span>V\u00fdhody L-karnit\u00ednu pre \u0161portovcov<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>L-karnit\u00edn je zn\u00e1my hlavne ako spa\u013eova\u010d tukov, t\u00fdm v\u0161ak jeho v\u00fdhody pre organizmus nekon\u010dia. Pre svalov\u00e9 tkanivo je ve\u013emi d\u00f4le\u017eit\u00fd, preto\u017ee zmier\u0148uje \u00fanavu a bolesti svalov, no okrem toho sa podie\u013ea na prekrven\u00ed a regener\u00e1cii svalov\u00e9ho tkaniva. Patr\u00ed medzi najpopul\u00e1rnej\u0161ie suplementy v\u010faka 4 k\u013e\u00fa\u010dov\u00fdm vlastnostiam. <span style=\"color: #ff6600;\">[6]&nbsp;<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"is-style-default wp-block-heading\">1. Spa\u013euje tuk ako palivo<\/h3>\n\n\n\n<p><span style=\"color: #ff6600;\"><a href=\"https:\/\/gymbeam.sk\/l-karnitin\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\">L-karnit\u00edn<\/a><\/span> a jeho <strong>vplyv na zv\u00fd\u0161enie v\u00fdkonu<\/strong> \u0161portovcov je predmetom viacer\u00fdch vedeck\u00fdch \u0161t\u00fadi\u00ed. V\u00fdskum na univerzite v Nottinghame <strong>sledoval dve skupiny \u0161portovcov. <\/strong>Prv\u00e1 z nich konzumovala ka\u017ed\u00e9 \u0161tyri hodiny 2 g L-karnit\u00ednu spolu s 80 g vysokoglykemick\u00fdch sacharidov po dobu 24 hod\u00edn. Druh\u00e1 skupina jedla iba sacharidy. <strong>V\u00fdsledky preuk\u00e1zali rozdiely vo v\u00fdkone<\/strong> pri bicyklovan\u00ed s n\u00edzkou aj vysokou intenzitou.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>U\u017e\u00edvatelia karnit\u00ednu <\/strong>po\u010das pomal\u00e9ho bicyklovania <strong>sp\u00e1lili o 55 % menej svalov\u00e9ho tkaniva<\/strong> a z\u00e1rove\u0148 zv\u00fd\u0161ili schopnos\u0165 tela <strong>zbavi\u0165 sa tuku o 55 %.<\/strong> Pri bicyklovan\u00ed s vysokou intenzitou mala skupina s karnit\u00ednom ni\u017e\u0161iu hladinu kyseliny mlie\u010dnej a vy\u0161\u0161ie mno\u017estvo kreat\u00ednfosf\u00e1tu, ktor\u00fd buduje ATP. Adenoz\u00edntrifosf\u00e1t je pritom hlavn\u00fdm<strong> zdrojom energie pri fyzickej aktivite.<\/strong><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"is-style-default wp-block-heading\">2. Zlep\u0161uje odolnos\u0165 vo\u010di \u00fanave<\/h3>\n\n\n\n<p>V\u00fdskum v Nottinghame meral po\u010das testu na bicykli aj <strong>odolnos\u0165 vo\u010di \u00fanave.<\/strong> Subjekty, ktor\u00e9 konzumovali L-karnit\u00edn, <strong>dok\u00e1zali bicyklova\u0165 o 25 % dlh\u0161ie. <\/strong>D\u00f4vodom lep\u0161\u00edch v\u00fdsledkov bolo spa\u013eovanie tuku pri <strong>zachovan\u00ed svalov\u00e9ho glykog\u00e9nu.<\/strong><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"is-style-default wp-block-heading\">3.&nbsp;Zni\u017euje boles\u0165 svalov a ur\u00fdch\u013euje ich regener\u00e1ciu&nbsp;<\/h3>\n\n\n\n<p>Viacero \u0161t\u00fadi\u00ed <strong>potvrdilo \u00fa\u010dinky L-karnit\u00ednu na regener\u00e1ciu svalov. <\/strong>U\u017e 1 &#8211; 2 g denne v\u00fdrazne <strong>zn\u00ed\u017eili po\u0161kodenie svalov<\/strong> a zlep\u0161ili ich obnovu po nam\u00e1havom tr\u00e9ningu. Bolo dok\u00e1zan\u00e9, \u017ee <span style=\"color: #ff6600;\"><a href=\"https:\/\/gymbeam.sk\/l-karnitin\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\">L-karnit\u00edn<\/a><\/span> <strong>zmier\u0148uje svalovicu<\/strong> po tr\u00e9ningu pri zdrav\u00fdch a akt\u00edvnych \u013eu\u010foch.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"is-style-default wp-block-heading\">4.&nbsp;Upravuje prietok krvi<\/h3>\n\n\n\n<p>K\u013e\u00fa\u010dovou vlastnos\u0165ou L-karnit\u00ednu nie je iba schopnos\u0165 spa\u013eova\u0165 viac tuku, ale tie\u017e <strong>zlep\u0161ova\u0165 prekrvenie svalov.<\/strong> Lep\u0161\u00ed prietok krvi znamen\u00e1 <strong>kvalitnej\u0161\u00ed pr\u00edsun \u017eiv\u00edn<\/strong> a <strong>horm\u00f3nov,<\/strong> ktor\u00e9 s\u00fa po\u010das tr\u00e9ningu potrebn\u00e9.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Pod\u013ea v\u00fdskumov <strong>m\u00e1 karnit\u00edn aj \u010fal\u0161ie v\u00fdhody.<\/strong> Je \u00fa\u010dinn\u00fd ako prevencia vo\u010di chorob\u00e1m, zlep\u0161uje mozgov\u00fa \u010dinnos\u0165, zni\u017euje krvn\u00fd tlak a z\u00e1palov\u00e9 procesy spojen\u00e9 s ochoreniami srdca. <span style=\"color: #ff6600;\">[5]<\/span> <strong>Chcete sa o L-karnit\u00edne dozvedie\u0165 viac?<\/strong> Pre\u010d\u00edtajte si n\u00e1\u0161 \u010dl\u00e1nok <a href=\"https:\/\/gymbeam.sk\/blog\/l-karnitin-a-jeho-11-skvelych-vedlajsich-ucinkov\/\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\"><span style=\"color: #ff6600;\">L-Karnit\u00edn a jeho 11 skvel\u00fdch ved\u013eaj\u0161\u00edch \u00fa\u010dinkov<\/span>.<\/a><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wpstatic.gymbeam.com\/blog\/wp-content\/uploads\/mageblog\/lr-8873.JPG\" alt=\"V\u00fdhody L-karnit\u00ednu pre \u0161portovcov\" width=\"843\" height=\"562\" title=\"V\u00fdhody L-karnit\u00ednu pre \u0161portovcov\"\/><\/figure><\/div>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\"><span class=\"ez-toc-section\" id=\"Je_karnitin_skodlivy\"><\/span>Je karnit\u00edn \u0161kodliv\u00fd?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>V roku 2013 sa v m\u00e9di\u00e1ch roz\u0161\u00edrila spr\u00e1va o tom, \u017ee popul\u00e1rny <strong>karnit\u00edn m\u00f4\u017ee sp\u00f4sobi\u0165 kardiovaskul\u00e1rne ochorenie.<\/strong> Redaktori sa odvol\u00e1vali na \u0161t\u00fadiu, ktor\u00e1 bola publikovan\u00e1 v \u010dasopise Nature Medicine, ale <strong>prezentovan\u00e9 z\u00e1very v m\u00e9di\u00e1ch boli odli\u0161n\u00e9 <\/strong>od v\u00fdsledkov v\u00fdskumu. <span style=\"color: #ff6600;\">[1]<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Ako do\u0161lo k obav\u00e1m z karnit\u00ednu a <strong>\u010do presne \u0161t\u00fadia zistila?<\/strong> Hoax vznikol na z\u00e1klade dvoch inform\u00e1ci\u00ed <span style=\"color: #ff6600;\">[1]<\/span>:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>v\u00fdskum na my\u0161iach<\/strong> &#8211; pri jednom kmeni my\u0161\u00ed bolo zisten\u00e9, \u017ee karnit\u00edn podporuje rozvoj ateroskler\u00f3zy. Pri tr\u00e1ven\u00ed bakt\u00e9rie vytv\u00e1rali l\u00e1tku zvan\u00fa trimetylam\u00edn-N-oxid (TMAO), ktor\u00e1 po\u0161kodzuje srdce.<\/li><li><strong>porovn\u00e1vacia \u0161t\u00fadia<\/strong> &#8211; do v\u00fdskumu sa zapojilo 2595 \u00fa\u010dastn\u00edkov, u ktor\u00fdch sa meral mo\u017en\u00fd v\u00fdskyt srdcov\u00fdch ochoren\u00ed a vy\u0161\u0161ieho krvn\u00e9ho tlaku pri u\u017e\u00edvan\u00ed karnit\u00ednu. V\u00fdsledky pouk\u00e1zali na vy\u0161\u0161\u00ed v\u00fdskyt srdcov\u00fdch pr\u00edhod.<\/li><\/ul>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Pre\u010do ani jeden z d\u00f4vodov <strong>nesved\u010d\u00ed o \u0161kodlivosti karnit\u00ednu?<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Prv\u00fdm d\u00f4vodom s\u00fa <strong>v\u00fdsledky v\u00fdskumu na my\u0161iach, <\/strong>ktor\u00e9 <strong>nie s\u00fa pre \u010dloveka relevantn\u00e9. <\/strong>\u013dudsk\u00fd organizmus sa vo viacer\u00fdch oh\u013eadoch odli\u0161uje od organizmu hlodavcov. Zistenia \u0161t\u00fadi\u00ed vykonan\u00fdch na my\u0161iach preto<strong> neplatia pre \u013eud\u00ed.<\/strong><\/li><li>Probl\u00e9mom boli aj samotn\u00e9 my\u0161i, na ktor\u00fdch bol v\u00fdskum aplikovan\u00fd, preto\u017ee \u0161lo o<strong> geneticky upraven\u00e9 \u017eivo\u010d\u00edchy.<\/strong> Ch\u00fdbal im k\u013e\u00fa\u010dov\u00fd enz\u00fdm, ktor\u00fd je d\u00f4le\u017eit\u00fd v metabolizme tukov, a pr\u00e1ve ten bol <strong>d\u00f4vodom zv\u00fd\u0161enej citlivosti na ateroskler\u00f3zu. <\/strong><span style=\"color: #ff6600;\">[1]<\/span><\/li><li>\u010eal\u0161\u00edm d\u00f4vodom boli zistenia z porovn\u00e1vacej \u0161t\u00fadie, ktor\u00e1 odhalila prepojenie medzi karnit\u00ednom a srdcov\u00fdmi ochoreniami. <strong>V\u00fdsledky \u0161t\u00fadie neboli relevantn\u00e9, <\/strong>preto\u017ee v nej do\u0161lo k <strong>zl\u00e9mu vyhodnoteniu \u0161tatistick\u00fdch \u00fadajov. <\/strong>Pri vyhodnocovan\u00ed je d\u00f4le\u017eit\u00e9 vyhn\u00fa\u0165 sa tzv. viacn\u00e1sobn\u00e9mu porovn\u00e1vaniu. \u010co to znamen\u00e1? Predstavte si, \u017ee h\u00e1d\u017eete mincou. Ak v\u00e1m 5x po sebe padne znak, p\u00f4jde o <strong>\u0161tatisticky d\u00f4le\u017eit\u00fd \u00fadaj<\/strong><strong>.<\/strong> Ak v\u0161ak budete h\u00e1dza\u0165 mincou 100x a len v 5 pr\u00edpadoch padne znak, je to ve\u013emi pravdepodobn\u00e9 a <strong>\u0161tatisticky bezv\u00fdznamn\u00e9. <\/strong>V\u00fdskumn\u00edci nesk\u00f4r uznali, \u017ee spojenie karnit\u00ednu so vznikom srdcov\u00fdch ochoren\u00ed sp\u00f4sobila <strong>chyba v \u0161tatistike.<\/strong> <span style=\"color: #ff6600;\">[1]<\/span><\/li><\/ol>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/gymbeam.cz\/blog\/wp-content\/uploads\/2019\/11\/unnamed-4-1-1124x751.jpg\" alt=\"Je karnit\u00edn \u0161kodliv\u00fd?\" class=\"wp-image-230274\" width=\"843\" height=\"563\" title=\"Je karnit\u00edn \u0161kodliv\u00fd?\" srcset=\"https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2019\/11\/unnamed-4-1-1124x751.jpg 1124w, https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2019\/11\/unnamed-4-1-400x267.jpg 400w, https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2019\/11\/unnamed-4-1-1536x1027.jpg 1536w, https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2019\/11\/unnamed-4-1-2048x1369.jpg 2048w\" sizes=\"auto, (max-width: 843px) 100vw, 843px\" \/><\/figure><\/div>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\"><span class=\"ez-toc-section\" id=\"Karnitin_a_jeho_bezpecnost\"><\/span>Karnit\u00edn a jeho bezpe\u010dnos\u0165<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><span style=\"color: #ff6600;\"><a href=\"https:\/\/gymbeam.sk\/l-karnitin\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\">Karnit\u00edn<\/a><\/span> a jeho formy boli sk\u00faman\u00e9 u\u017e od 50. rokov, pri\u010dom \u0161t\u00fadie sledovali jeho <strong>\u00fa\u010dinok na \u0161portovcov,<\/strong> ale aj <strong>\u013eud\u00ed trpiacich nedostatkom karnit\u00ednu<\/strong> alebo in\u00fdmi ochoreniami. V akademick\u00fdch kruhoch sa o jeho u\u017e\u00edvan\u00ed vedie debata a <strong>nov\u00e9 \u0161t\u00fadie prib\u00fadaj\u00fa prakticky neust\u00e1le. Denn\u00fd pr\u00edjem L-karnit\u00ednu<\/strong> v mno\u017estve <strong>do 2 gramov<\/strong> je v\u0161ak pre v\u00e4\u010d\u0161inu \u013eud\u00ed bezpe\u010dn\u00fd a <strong>nesp\u00f4sobuje \u017eiadne ved\u013eaj\u0161ie \u00fa\u010dinky.<\/strong><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>V\u00fdskum z roku 2001 sledoval<strong> vplyv 3 g L-karnit\u00edn-L-tartr\u00e1tu denne<\/strong> na zdrav\u00fdch mu\u017eoch po\u010das 21 dn\u00ed. Cie\u013eom v\u00fdskumu bolo porovna\u0165 vzorky krvi pred a po u\u017e\u00edvan\u00ed karnit\u00ednu. Vedci sa zamerali na fungovanie pe\u010dene, obli\u010diek a tie\u017e obsah miner\u00e1lov a elektrolytov.<strong> V\u00fdsledky \u0161t\u00fadie nepreuk\u00e1zali \u0161tatisticky d\u00f4le\u017eit\u00e9 rozdiely <\/strong>v krvi \u00fa\u010dastn\u00edkov u\u017e\u00edvaj\u00facich L-karnit\u00edn-L-tartr\u00e1t a \u00fa\u010dastn\u00edkov, ktor\u00fdm bolo pod\u00e1van\u00e9 placebo. Z toho vypl\u00fdva, \u017ee L-karnit\u00edn-L-tartr\u00e1t, u\u017e\u00edvan\u00fd ako v\u00fd\u017eivov\u00fd doplnok, nem\u00e1<strong> u zdrav\u00fdch mu\u017eov ne\u017eiaduce \u00fa\u010dinky<\/strong> na krv alebo metabolizmus. <span style=\"color: #ff6600;\">[5] [8]<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Pod\u013ea \u0161t\u00fadie z roku 2006 sa vplyvom <strong>karnit\u00ednu na zn\u00ed\u017eenie hmotnosti <\/strong>a energetickej rovnov\u00e1hy zaoberalo <strong>viacero klinick\u00fdch \u0161t\u00fadi\u00ed.<\/strong> Vzh\u013eadom na bezpe\u010dnos\u0165 karnit\u00ednu boli v\u00fdsledky v\u00fdskumov hodnoten\u00e9 a vznikol term\u00edn <strong>pozorovan\u00e1 bezpe\u010dn\u00e1 \u00farove\u0148. <\/strong>Met\u00f3da pozorovania rizika nazna\u010duje vysok\u00fd stupe\u0148 bezpe\u010dnosti<strong> pri dennej d\u00e1vke L-karnit\u00ednu do 2 g, <\/strong>a to aj pri dlhodobom u\u017e\u00edvan\u00ed. V\u00fdskumy testovali aj <strong>vy\u0161\u0161ie d\u00e1vky bez nepriazniv\u00fdch reakci\u00ed, <\/strong>\u010do znamen\u00e1, \u017ee aj vy\u0161\u0161ie d\u00e1vky m\u00f4\u017eeme pova\u017eova\u0165 za bezpe\u010dn\u00e9. Bezpe\u010dnos\u0165 pri dlhodobom u\u017e\u00edvan\u00ed<strong> karnit\u00ednu nad 2000 mg denne <\/strong>zatia\u013e nevieme vedecky potvrdi\u0165, preto\u017ee n\u00e1m na to ch\u00fdbaj\u00fa nov\u00e9 \u0161t\u00fadie. <span style=\"color: #ff6600;\">[9]<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"is-style-default wp-block-heading\"><span class=\"ez-toc-section\" id=\"Vedlajsie_ucinky_L-karnitinu\"><\/span>Ved\u013eaj\u0161ie \u00fa\u010dinky L-karnit\u00ednu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Pri dodr\u017eiavan\u00ed odpor\u00fa\u010dan\u00e9ho d\u00e1vkovania je <span style=\"color: #ff6600;\"><a href=\"https:\/\/gymbeam.sk\/l-karnitin\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"ek-link\">L-karnit\u00edn<\/a><\/span><strong> bezpe\u010dn\u00fd.<\/strong> Minim\u00e1lne ved\u013eaj\u0161ie \u00fa\u010dinky boli zaznamenan\u00e9 pri u\u017e\u00edvan\u00ed 3 g na de\u0148 a \u0161lo o <strong>nevo\u013enosti, k\u0155\u010de, hna\u010dku, pr\u00edpadne telesn\u00fd z\u00e1pach.<\/strong> L-karnit\u00edn zvy\u0161uje prietok krvi, a preto m\u00f4\u017ee ma\u0165 vplyv na \u013eud\u00ed s rizikom kardiovaskul\u00e1rnych ochoren\u00ed. Okrem toho<strong> zvy\u0161uje \u00fa\u010dinky liekov,<\/strong> ktor\u00e9 sl\u00fa\u017eia na riedenie krvi. <span style=\"color: #ff6600;\">[3] [7]<\/span><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>L-karnit\u00edn ako suplement nie je regulovan\u00fd, a preto<strong> nevieme potvrdi\u0165 jeho vhodnos\u0165 pre tehotn\u00e9 \u017eeny, doj\u010diace matky alebo deti.<\/strong> Ak patr\u00edte medzi spom\u00ednan\u00e9 skupiny \u013eud\u00ed, ur\u010dite je lep\u0161ie u\u017e\u00edvanie L-karnit\u00ednu ako doplnku v\u00fd\u017eivy najprv <strong>konzultova\u0165 s lek\u00e1rom. <\/strong><span style=\"color: #ff6600;\">[3] [7]<\/span><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wpstatic.gymbeam.com\/blog\/wp-content\/uploads\/mageblog\/DSC09116.jpg\" alt=\"Ved\u013eaj\u0161ie \u00fa\u010dinky L-karnit\u00ednu\" width=\"843\" height=\"562\" title=\"Ved\u013eaj\u0161ie \u00fa\u010dinky L-karnit\u00ednu\"\/><\/figure><\/div>\n\n\n\n<h3 class=\"is-style-default wp-block-heading\">Pre koho je L-karnit\u00edn vhodn\u00fd?<\/h3>\n\n\n\n<p><strong>Obsah karnit\u00ednu v tele<\/strong> z\u00e1vis\u00ed od va\u0161ej stravy a tie\u017e produkcie karnit\u00ednu v organizme. L-karnit\u00edn ako suplement zvykn\u00fa dop\u013a\u0148a\u0165 najm\u00e4 <strong>\u0161portovci a \u013eudia s akt\u00edvnym \u017eivotn\u00fdm \u0161t\u00fdlom<\/strong><strong>,<\/strong> preto\u017ee im prin\u00e1\u0161a v\u00fdhody, ktor\u00e9 sme spom\u00ednali vy\u0161\u0161ie.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u0160t\u00fadie v\u0161ak potvrdili, \u017ee <strong>hladina karnit\u00ednu kles\u00e1 aj u star\u0161\u00edch \u013eud\u00ed,<\/strong> ktor\u00fdm m\u00f4\u017ee pr\u00e1ve <strong>suplement\u00e1cia pom\u00f4c\u0165. <\/strong>Nedostatok karnit\u00ednu hroz\u00ed pacientom trpiacim <strong>cirh\u00f3zou pe\u010dene <\/strong>a <strong>ochoreniami obli\u010diek. <\/strong>Pri zdravotn\u00fdch probl\u00e9moch je v\u0161ak rozumn\u00e9<strong> konzultova\u0165 pr\u00edjem karnit\u00ednu s lek\u00e1rom.<\/strong> <span style=\"color: #ff6600;\">[5]&nbsp;<\/span><\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/wpstatic.gymbeam.com\/blog\/wp-content\/uploads\/mageblog\/WhatsApp_Image_2019-10-14_at_01.37.54_1_.jpeg\" alt=\"Pre koho je L-karnit\u00edn vhodn\u00fd?\" width=\"843\" height=\"562\" title=\"Pre koho je L-karnit\u00edn vhodn\u00fd?\"\/><\/figure><\/div>\n\n\n\n<p>&nbsp;<\/p>\n\n\n\n<p><strong>\u0160portujete<\/strong> alebo <strong>potrebujete zhodi\u0165<\/strong> nadbyto\u010dn\u00e9 kilogramy? Suplement\u00e1cia karnit\u00ednu pre v\u00e1s m\u00f4\u017ee by\u0165 pr\u00ednosom, d\u00f4le\u017eit\u00e9 je, aby ste dodr\u017eali <strong>odpor\u00fa\u010dan\u00e9 d\u00e1vkovanie. <\/strong>V \u010dl\u00e1nku sme v\u00e1m predstavili <strong>vedeck\u00e9 d\u00f4kazy o bezpe\u010dnosti karnit\u00ednu<\/strong> a v\u00fdhody jeho u\u017e\u00edvania. Ver\u00edme, \u017ee ste sa dozvedeli nie\u010do nov\u00e9, a ak sa v\u00e1m \u010dl\u00e1nok p\u00e1\u010dil, budeme radi, ke\u010f ho <strong>podpor\u00edte lajkom a zdie\u013ean\u00edm.<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p style=\"font-size:18px\"><\/p>\n\n\n<a href=\"https:\/\/gymbeam.com\/fat-burners\" target=\"_blank\" class=\"category-button\">\n\t<span class=\"label\">\n\t\tFat Burners\t<\/span>\n\t<svg class=\"icon-cart\" focusable=\"false\">\n\t\t<use xlink:href=\"#icon-cart\"><\/use>\n\t<\/svg>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p style=\"font-size:18px\"><\/p>\n\n\n<a href=\"https:\/\/gymbeam.com\/l-carnitine\" target=\"_blank\" class=\"category-button\">\n\t<span class=\"label\">\n\t\tL-Carnitine\t<\/span>\n\t<svg class=\"icon-cart\" focusable=\"false\">\n\t\t<use xlink:href=\"#icon-cart\"><\/use>\n\t<\/svg>\n<\/a><\/div>\n<\/div>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Karnit\u00edn a jeho forma L-karnit\u00edn s\u00fa efekt\u00edvne a bezpe\u010dn\u00e9 spa\u013eova\u010de tukov. Pre\u010d\u00edtajte si o v\u00fdhod\u00e1ch, d\u00e1vkovan\u00ed a \u00fa\u010dinkoch karnit\u00ednu pre \u0161portovcov v \u010dl\u00e1nku.<\/p>\n","protected":false},"author":25,"featured_media":80487,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","footnotes":""},"categories":[8],"tags":[6046,6056,6172,6118],"filter_section":[],"filter_attribute":[13054,13880,13059,13064,13067,13057,13068,13055,13881],"class_list":{"0":"post-250911","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-7-doplnky-vyzivy","8":"tag-chudnutie","9":"tag-doplnky-vyzivy","10":"tag-spalovace-tuku","11":"tag-telesny-tuk","12":"filter_attribute-aminokyseliny","13":"filter_attribute-chudnutie-doplnky","14":"filter_attribute-gainery-a-sacharidy","15":"filter_attribute-ostatne-doplnky-vyzivy","16":"filter_attribute-regeneracia","17":"filter_attribute-spalovace-tuku","18":"filter_attribute-sportovy-vykon","19":"filter_attribute-vitaminy","20":"filter_attribute-zdravie-doplnky","21":"h-entry","22":"hentry"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Je karnit\u00edn bezpe\u010dn\u00fd? - GymBeam Blog<\/title>\n<meta name=\"description\" content=\"Karnit\u00edn a jeho forma L-karnit\u00edn s\u00fa efekt\u00edvne a bezpe\u010dn\u00e9 spa\u013eova\u010de tukov. 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