{"id":87344,"date":"2025-09-09T00:32:21","date_gmt":"2025-09-08T22:32:21","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=87344"},"modified":"2025-09-08T20:05:13","modified_gmt":"2025-09-08T18:05:13","slug":"uz-jeden-napoj-s-umelym-sladidlem-denne-urychli-degradaci-pameti-reci-a-mysleni-o-62","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2025\/09\/09\/uz-jeden-napoj-s-umelym-sladidlem-denne-urychli-degradaci-pameti-reci-a-mysleni-o-62\/","title":{"rendered":"U\u017e jeden n\u00e1poj s um\u011bl\u00fdm sladidlem denn\u011b urychl\u00ed degradaci pam\u011bti, \u0159e\u010di a my\u0161len\u00ed o 62%"},"content":{"rendered":"
<\/div>\n

Pokud jste ve jm\u00e9nu zdrav\u00ed vym\u011bnili cukr za um\u011bl\u00e1 sladidla, nov\u00e1 studie v\u00e1s mo\u017en\u00e1 p\u0159inut\u00ed si to rozmyslet.<\/span><\/strong><\/p>\n

V\u00fdzkum publikovan\u00fd v \u010dasopise\u00a0<\/span>Neurology<\/span><\/em> odhalil, \u017ee vysok\u00e1 konzumace sladidel, jako jsou aspartam, sacharin a erytritol, je spojena s 62% rychlej\u0161\u00edm kognitivn\u00edm poklesem a degradac\u00ed mozku.<\/span><\/p>\n

Zji\u0161t\u011bn\u00ed zalo\u017een\u00e1 na 12 772 dosp\u011bl\u00fdch Brazilc\u00edch nazna\u010duj\u00ed, \u017ee tyto chemick\u00e9 l\u00e1tky, \u010dasto prod\u00e1van\u00e9 jako \u201ezdrav\u011bj\u0161\u00ed\u201c alternativy cukru, potichu naru\u0161uj\u00ed pam\u011b\u0165 a my\u0161len\u00ed. Studii vedla Dr. Claudia Kimie Suemot z Univerzity v S\u00e3o Paulu.<\/span><\/p>\n

V\u011bdci zjistili, \u017ee ti, kte\u0159\u00ed konzumovali nejv\u00edce um\u011bl\u00fdch sladidel (p\u0159ibli\u017en\u011b 191 mg denn\u011b, co\u017e je zhruba mno\u017estv\u00ed v jedn\u00e9 dietn\u00ed limon\u00e1d\u011b) zaznamenali nejprud\u0161\u00ed pokles verb\u00e1ln\u00ed plynulosti, pracovn\u00ed pam\u011bti a celkov\u00e9 kognitivn\u00ed schopnosti v porovn\u00e1n\u00ed s n\u00edzkou konzumac\u00ed.<\/span><\/p>\n

\u00da\u010dinek byl je\u0161t\u011b hor\u0161\u00ed u lid\u00ed s cukrovkou au lid\u00ed mlad\u0161\u00edch 60 let, co\u017e vyvol\u00e1v\u00e1 obavy o dlouhodob\u00e9 zdrav\u00ed mozku.<\/span><\/p>\n

Toxick\u00e1 da\u0148 za pohodl\u00ed \u201enulov\u00fdch kalori\u00ed\u201c<\/span><\/h2>\n

Um\u011bl\u00e1 sladidla se ji\u017e dlouho propaguj\u00ed jako zp\u016fsob k vychutn\u00e1n\u00ed si sladkosti bez nev\u00fdhod cukru. P\u0159esto st\u00e1le v\u00edce d\u016fkaz\u016f nazna\u010duje, \u017ee mohou b\u00fdt mnohem nebezpe\u010dn\u011bj\u0161\u00ed, ne\u017e se dosud p\u0159edpokl\u00e1dalo.<\/span><\/p>\n

Brazilsk\u00e1 studie dopl\u0148uje rostouc\u00ed po\u010det v\u00fdzkum\u016f spojuj\u00edc\u00edch tyto chemik\u00e1lie s neurotoxicitou, metabolickou dysfunkc\u00ed a dokonce i rakovinou. Nap\u0159\u00edklad\u00a0<\/span>aspartam<\/span><\/a>\u00a0, jedno z nejpou\u017e\u00edvan\u011bj\u0161\u00edch sladidel v sou\u010dasnosti, se metabolizuje na metanol a formaldehyd, zn\u00e1m\u00fd neurotoxin.<\/span><\/p>\n

Studie z roku 2014 v odborn\u00e9m \u010dasopise\u00a0<\/span>Journal of Alzheimer’s Disease (\u017durn\u00e1l Alzheimerovy choroby<\/span><\/em>\u00a0) zjistila, \u017ee chronick\u00e1 expozice metanolu zp\u016fsobuje u zv\u00ed\u0159at ztr\u00e1tu pam\u011bti a p\u0159\u00edznaky podobn\u00e9 Alzheimerov\u011b chorob\u011b.<\/span><\/p>\n

Jin\u00fd v\u00fdzkum spojuje aspartam se z\u00e1chvaty, bolestmi hlavy a poruchami n\u00e1lady, v\u010detn\u011b deprese a \u00fazkosti.<\/span><\/p>\n

Nov\u00e1 zji\u0161t\u011bn\u00ed jsou v souladu s p\u0159edchoz\u00edmi varov\u00e1n\u00edmi\u00a0<\/span>Sv\u011btov\u00e9 zdravotnick\u00e9 organizace<\/span><\/em>\u00a0(WHO), kter\u00e1 v roce 2023 klasifikovala aspartam jako \u201emo\u017en\u00fd karcinogen\u201c. Americk\u00fd\u00a0<\/span>\u00da\u0159ad pro l\u00e9ky a potraviny<\/span><\/em>\u00a0(FDA) v\u0161ak toto ozna\u010den\u00ed zam\u00edtl.<\/span><\/p>\n

Cukrov\u00e9 alkoholy jako erytritol a xylitol, \u010dasto pou\u017e\u00edvan\u00e9 v \u201eketo\u201c produktech, jsou zase spojov\u00e1ny se zv\u00fd\u0161en\u00fdm rizikem sr\u00e1\u017een\u00ed krve, co\u017e m\u016f\u017ee zv\u00fd\u0161it pravd\u011bpodobnost infarktu a mozkov\u00e9 p\u0159\u00edhody.<\/span><\/p>\n

L\u017ei velk\u00fdch potravin\u00e1\u0159sk\u00fdch spole\u010dnost\u00ed: \u201eBezpe\u010dn\u00e1\u201c sladidla pod palbou kritiky<\/span><\/h2>\n

Navzdory t\u011bmto varovn\u00fdm sign\u00e1l\u016fm pr\u016fmysl um\u011bl\u00fdch sladidel s obratem 2,2 miliardy dolar\u016f ro\u010dn\u011b nad\u00e1le prezentuje sv\u00e9 v\u00fdrobky jako bezpe\u010dn\u00e9.<\/span><\/p>\n

Mezin\u00e1rodn\u00ed asociace sladidel<\/span><\/em>\u00a0(ISA) trv\u00e1 na tom, aby \u201ep\u0159edn\u00ed sv\u011btov\u00e9 zdravotnick\u00e9 org\u00e1ny\u201c potvrdily jejich bezpe\u010dnost, zat\u00edmco pr\u016fmyslov\u00e9 skupiny jako\u00a0<\/span>Britsk\u00e1 asociace v\u00fdrobc\u016f nealkoholick\u00fdch n\u00e1poj\u016f<\/span><\/em>\u00a0tvrd\u00ed, \u017ee observa\u010dn\u00ed studie nedokazuj\u00ed kauzalitu jejich mo\u017en\u00fdch \u0161kodliv\u00fdch \u00fa\u010dink\u016f.<\/span><\/p>\n

Kritici, v\u010detn\u011b Dr. Stanleyho Hazena z Clevelandsk\u00e9 kliniky, v\u0161ak ozna\u010duj\u00ed brazilskou studii za \u201ezaj\u00edmavou a znepokojuj\u00edc\u00ed\u201c.<\/span><\/p>\n

Dr. Hazen, jeho\u017e vlastn\u00ed v\u00fdzkum spojil erytritol s kardiovaskul\u00e1rn\u00edmi riziky, poznamenal:<\/span><\/p>\n

\u201eStudie, jako je tato a na\u0161e, p\u0159isp\u00edvaj\u00ed k rostouc\u00edmu mno\u017estv\u00ed d\u016fkaz\u016f zpochyb\u0148uj\u00edc\u00edch dlouhodobou bezpe\u010dnost um\u011bl\u00fdch sladidel a ozna\u010dov\u00e1n\u00ed t\u011bchto l\u00e1tek jako \u201aobecn\u011b pova\u017eov\u00e1no za bezpe\u010dn\u00e9‘.\u201c<\/span><\/em><\/p>\n

Auto\u0159i studie nal\u00e9haj\u00ed na opatrnost, zejm\u00e9na u diabetik\u016f a mlad\u0161\u00edch dosp\u011bl\u00fdch, jejich\u017e mozek m\u016f\u017ee b\u00fdt zraniteln\u011bj\u0161\u00ed.<\/span><\/p>\n

\u201eLid\u00e9 s cukrovkou s v\u011bt\u0161\u00ed pravd\u011bpodobnost\u00ed pou\u017e\u00edvaj\u00ed um\u011bl\u00e1 sladidla jako n\u00e1hra\u017eky cukru,\u201c<\/span><\/em>\u00a0\u0159ekl Dr. Suemoto a dodal,\u00a0<\/span>\u017ee \u201ecukrovka u\u017e sama o sob\u011b je siln\u00fdm rizikov\u00fdm faktorem kognitivn\u00edho poklesu.\u201c<\/span><\/em><\/p>\n

P\u0159esto\u017ee studie nezjistila \u017e\u00e1dn\u00e9 \u0161kodliv\u00e9 \u00fa\u010dinky tagat\u00f3zy, vz\u00e1cn\u00e9ho p\u0159\u00edrodn\u00edho sladidla, v\u00fdzkumn\u00edci navrhli prozkoumat jako alternativy med, javorov\u00fd sirup \u010di kokosov\u00fd cukr. Tato sladidla, i kdy\u017e st\u00e1le maj\u00ed vysok\u00fd obsah cukru, nemaj\u00ed neurotoxick\u00e1 ani metabolick\u00e1 rizika spojen\u00e1 se syntetick\u00fdmi sladidly.<\/span><\/p>\n

Z\u00e1v\u011br<\/span><\/h2>\n

Pro ty, kte\u0159\u00ed se sna\u017e\u00ed chr\u00e1nit zdrav\u00ed sv\u00e9ho mozku, je poselstv\u00ed jasn\u00e9: um\u011bl\u00e1 sladidla nejsou volnou vstupenkou ke zdrav\u00ed.<\/span><\/p>\n

A\u0165 u\u017e jde o dietn\u00ed n\u00e1poje, dezerty bez cukru nebo jin\u00e9 \u201ezdrav\u00e9\u201c pochutiny, tyto chemik\u00e1lie mohou urychlovat degradaci mozku az n\u00ed vypl\u00fdvaj\u00edc\u00ed kognitivn\u00ed pokles, jeden dou\u0161ek za druh\u00fdm.<\/span><\/p>\n

Autor: Cassie B., Zdroj:\u00a0<\/span>naturalnews.com<\/span><\/a>\u00a0<\/span><\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

Pokud jste ve jm\u00e9nu zdrav\u00ed vym\u011bnili cukr za um\u011bl\u00e1 sladidla, nov\u00e1 studie v\u00e1s mo\u017en\u00e1 p\u0159inut\u00ed…<\/p>\n","protected":false},"author":2,"featured_media":87345,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[750,9744,21],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/87344"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=87344"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/87344\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/87345"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=87344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=87344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=87344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}