{"id":64279,"date":"2026-06-30T07:23:02","date_gmt":"2026-06-30T05:23:02","guid":{"rendered":"https:\/\/www.invarena.cz\/?p=64279"},"modified":"2026-06-30T07:23:12","modified_gmt":"2026-06-30T05:23:12","slug":"je-kreatin-pro-telo-nebezpecny-nebo-spise-neskodny","status":"publish","type":"post","link":"https:\/\/www.invarena.cz\/?p=64279","title":{"rendered":"Je kreatin pro t\u011blo nebezpe\u010dn\u00fd, nebo sp\u00ed\u0161e ne\u0161kodn\u00fd?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Dr. Matthias Wittfoth \u010din\u00ed v\u00fdzkum mozku hmatateln\u00fdm: Jako neurov\u011bdec, certifikovan\u00fd psycholog a gener\u00e1ln\u00ed \u0159editel spole\u010dnosti Dr. Wittfoth Longevity GmbH synchronizuje mozek, t\u011blo a v\u011bdom\u00ed pro v\u00edce let vitality.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kreatin pro mozek \u2013 pro\u010d se z klasiky st\u00e1v\u00e1 neurobooster<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kreatin \u2013 dlouho byl pova\u017eov\u00e1n za dopln\u011bk stravy pro budov\u00e1n\u00ed sval\u016f. Ve skute\u010dnosti je v\u0161ak pro mozek podce\u0148ovan\u00fdm zdrojem energie. Nov\u00e9 studie ukazuj\u00ed: L\u00e1tka, kter\u00e1 sportovc\u016fm dod\u00e1v\u00e1 v\u011bt\u0161\u00ed s\u00edlu, m\u016f\u017ee tak\u00e9 zlep\u0161it du\u0161evn\u00ed v\u00fdkon, n\u00e1ladu a odolnost v\u016f\u010di stresu \u2013 to v\u0161e bez vedlej\u0161\u00edch \u00fa\u010dink\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Princip je jednoduch\u00fd:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kreatin funguje jako baterie pro va\u0161e nervov\u00e9 bu\u0148ky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ukl\u00e1d\u00e1 energii ve form\u011b kreatinfosforu a tlum\u00ed v\u00fdkyvy v bun\u011b\u010dn\u00e9m z\u00e1sobov\u00e1n\u00ed energi\u00ed. Kdykoli je mozek pod tlakem \u2013 kv\u016fli nedostatku sp\u00e1nku, stresu nebo intenzivn\u00ed koncentraci \u2013 kreatin zaji\u0161\u0165uje dostatek ATP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bez tohoto tlumi\u010de du\u0161evn\u00ed v\u00fdkon kles\u00e1, i kdy\u017e je v\u00fd\u017eiva a hladina cukru v krvi stabiln\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mozek dok\u00e1\u017ee kreatin s\u00e1m produkovat pouze v omezen\u00e9 m\u00ed\u0159e. \u017deny a star\u0161\u00ed lid\u00e9 maj\u00ed v pr\u016fm\u011bru ni\u017e\u0161\u00ed hladiny kreatinu \u2013 co\u017e vysv\u011btluje, pro\u010d reaguj\u00ed obzvl\u00e1\u0161t\u011b dob\u0159e na dopl\u0148ky stravy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pouh\u00fdch 3\u20135 g kreatin monohydr\u00e1tu denn\u011b sta\u010d\u00ed k dopln\u011bn\u00ed z\u00e1sob v nervov\u00fdch bu\u0148k\u00e1ch b\u011bhem n\u011bkolika t\u00fddn\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rozs\u00e1hl\u00e1 metaanal\u00fdza (Psychopharmacology, 2023) v\u00edce ne\u017e 40 kontrolovan\u00fdch studi\u00ed uk\u00e1zala, \u017ee kreatin zlep\u0161uje pracovn\u00ed pam\u011b\u0165, reak\u010dn\u00ed dobu a du\u0161evn\u00ed vytrvalost, zejm\u00e9na b\u011bhem nedostatku sp\u00e1nku nebo p\u0159i prov\u00e1d\u011bn\u00ed slo\u017eit\u00fdch kognitivn\u00edch \u00fakol\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dal\u0161\u00ed studie zjistily antidepresivn\u00ed \u00fa\u010dinek, proto\u017ee kreatin stabilizuje produkci mitochondri\u00e1ln\u00ed energie a vyrovn\u00e1v\u00e1 neurotransmitery, jako je serotonin a dopamin.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studie na zv\u00ed\u0159atech a lidech nazna\u010duj\u00ed, \u017ee kreatin m\u016f\u017ee zv\u00fd\u0161it hladiny r\u016fstov\u00e9ho faktoru BDNF (mozkov\u00fd neurotrofick\u00fd faktor) \u2013 kl\u00ed\u010dov\u00e9ho markeru neuroplasticity. BDNF podporuje tvorbu nov\u00fdch synaps\u00ed, \u010d\u00edm\u017e zvy\u0161uje schopnost mozku u\u010dit se, adaptovat se a regenerovat.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U\u017e\u00edv\u00e1n\u00ed je jednoduch\u00e9:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u20135 g kreatin monohydr\u00e1tu denn\u011b, ide\u00e1ln\u011b r\u00e1no nebo po tr\u00e9ninku, s dostate\u010dn\u00fdm mno\u017estv\u00edm tekutin. \u00da\u010dinky na du\u0161evn\u00ed jasnost a n\u00e1ladu se obvykle dostav\u00ed po 2\u20134 t\u00fddnech. Kreatin je pova\u017eov\u00e1n za jeden z nejl\u00e9pe prozkouman\u00fdch a nejbezpe\u010dn\u011bj\u0161\u00edch dopl\u0148k\u016f stravy \u2013 dlouhodob\u00e9 studie trvaj\u00edc\u00ed n\u011bkolik let neprok\u00e1zaly \u017e\u00e1dn\u00e9 relevantn\u00ed vedlej\u0161\u00ed \u00fa\u010dinky.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Synergick\u00e9 \u00fa\u010dinky:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kreatin je obzvl\u00e1\u0161t\u011b \u00fa\u010dinn\u00fd, pokud je integrov\u00e1n do holistick\u00e9ho bal\u00ed\u010dku pro dlouhov\u011bkost. Omega-3 mastn\u00e9 kyseliny, ho\u0159\u010d\u00edk a vitam\u00edny skupiny B zvy\u0161uj\u00ed produkci mitochondri\u00e1ln\u00ed energie, zat\u00edmco cvi\u010den\u00ed a dechov\u00e1 cvi\u010den\u00ed zlep\u0161uj\u00ed vyu\u017eit\u00ed kysl\u00edku v mozku.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u00e1v\u011br:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kreatin nen\u00ed m\u00f3dn\u00ed v\u00fdst\u0159elek, ale tich\u00fd energetick\u00fd posilova\u010d pro mozek.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Podporuje koncentraci, n\u00e1ladu a kognitivn\u00ed rezervy \u2013 a m\u016f\u017ee pomoci udr\u017eet mozek mlad\u00fd a odoln\u00fd i ve st\u00e1\u0159\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Z t\u00e9to mal\u00e9, v\u011bdecky mimo\u0159\u00e1dn\u011b dob\u0159e zdokumentovan\u00e9 l\u00e1tky t\u011b\u017e\u00ed ka\u017ed\u00fd, kdo hodn\u011b p\u0159em\u00fd\u0161l\u00ed, vede, rozhoduje se nebo kreativn\u011b pracuje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dal\u0161\u00ed studie (se stru\u010dn\u00fdm vysv\u011btlen\u00edm)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Avgerinos K. I. et al. (2023). \u00da\u010dinky suplementace kreatinem na kognitivn\u00ed funkce: Systematick\u00fd p\u0159ehled a metaanal\u00fdza. Psychopharmacology, 240(6), 1535\u20131552.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">https:\/\/doi.org\/10.1007\/s00213-023-06365-1<br \/>\u2192 Metaanal\u00fdza 40 randomizovan\u00fdch kontrolovan\u00fdch studi\u00ed (RCT): V\u00fdznamn\u00e9 zlep\u0161en\u00ed pracovn\u00ed pam\u011bti a du\u0161evn\u00ed \u00fanavy p\u0159i pod\u00e1v\u00e1n\u00ed 3\u20135 g kreatinu\/den.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lyoo I. K. a kol. (2012). Zv\u00fd\u0161en\u00ed p\u0159\u00edjmu kreatin monohydr\u00e1tu u pacient\u016f s velkou depresivn\u00ed poruchou. American Journal of Psychiatry, 169(9), 937\u2013945.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">https:\/\/doi.org\/10.1176\/appi.ajp.2012.11050718<br \/>\u2192 Randomizovan\u00e1 studie: V\u00fdznamn\u00e9 zlep\u0161en\u00ed depresivn\u00edch symptom\u016f p\u0159i pod\u00e1v\u00e1n\u00ed 5 g kreatinu\/den nav\u00edc k terapii SSRI.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Allen P. J. (2021). Suplementace kreatinem a mozkov\u00e1 bioenergetika: D\u016fsledky pro kognitivn\u00ed funkce a n\u00e1ladu. Neuroscience &amp; Biobehavioral Reviews, 127, 907\u2013920.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quora<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/doi.org\/10.1016\/j.neubiorev.2021.06.005\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u2192 P\u0159ehled mechanism\u016f: Zv\u00fd\u0161en\u00e9 ukl\u00e1d\u00e1n\u00ed PCR v mozku, zlep\u0161en\u00e1 dostupnost neuron\u00e1ln\u00ed energie, modulovan\u00e1 neurotransmise.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(c)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>Dr. Matthias Wittfoth \u010din\u00ed v\u00fdzkum mozku hmatateln\u00fdm: Jako neurov\u011bdec, certifikovan\u00fd psycholog a gener\u00e1ln\u00ed \u0159editel spole\u010dnosti Dr. Wittfoth Longevity GmbH synchronizuje mozek, t\u011blo a v\u011bdom\u00ed pro <a class=\"mh-excerpt-more\" href=\"https:\/\/www.invarena.cz\/?p=64279\" title=\"Je kreatin pro t\u011blo nebezpe\u010dn\u00fd, nebo sp\u00ed\u0161e ne\u0161kodn\u00fd?\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":1,"featured_media":59411,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-64279","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zdravi"],"_links":{"self":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/64279","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=64279"}],"version-history":[{"count":0,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/posts\/64279\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=\/wp\/v2\/media\/59411"}],"wp:attachment":[{"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=64279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=64279"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.invarena.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=64279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}