{"id":10729,"date":"2024-10-29T06:09:15","date_gmt":"2024-10-29T06:09:15","guid":{"rendered":"http:\/\/vitashop.info\/cz\/blog\/2024\/10\/29\/ma-vitamin-c-protirakovinne-ucinky-a-ucinky-na-alzheimerovu-chorobu\/"},"modified":"2024-10-29T06:09:15","modified_gmt":"2024-10-29T06:09:15","slug":"ma-vitamin-c-protirakovinne-ucinky-a-ucinky-na-alzheimerovu-chorobu","status":"publish","type":"post","link":"https:\/\/vitashop.info\/cz\/blog\/2024\/10\/29\/ma-vitamin-c-protirakovinne-ucinky-a-ucinky-na-alzheimerovu-chorobu\/","title":{"rendered":"M\u00e1 vitam\u00edn C protirakovinn\u00e9 \u00fa\u010dinky a \u00fa\u010dinky na Alzheimerovu chorobu?"},"content":{"rendered":"


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V minulosti l\u00e9ka\u0159i p\u0159edpokl\u00e1dali, \u017ee vitam\u00edn C je d\u016fle\u017eit\u00fd p\u0159i l\u00e9\u010db\u011b kurd\u011bj\u00ed. Britsk\u00fd l\u00e9ka\u0159 John Woodall pou\u017e\u00edval citrusov\u00e9 plody k l\u00e9\u010db\u011b kurd\u011bj\u00ed ji\u017e v roce 1617. Chemick\u00e1 struktura vitaminu C je v\u0161ak zn\u00e1ma teprve od 30. let 20. stolet\u00ed. Za identifikaci a synt\u00e9zu t\u00e9to l\u00e1tky byly v roce 1937 ud\u011bleny dv\u011b Nobelovy ceny: v l\u00e9ka\u0159stv\u00ed (Albert Szent-Gy\u00f6rgyi) a v chemii (Walter Norman Haworth).<\/span><\/p>\n

S \u010d\u00edm pom\u00e1h\u00e1 vitam\u00edn C?<\/h2>\n

V\u00fdzkum modern\u00ed molekul\u00e1rn\u00ed medic\u00edny objevil celou \u0159adu d\u016fle\u017eit\u00fdch \u00fa\u010dink\u016f vitam\u00ednu C. Po\u010d\u00ednaje jeho antioxida\u010dn\u00edm \u00fa\u010dinkem, p\u0159es vliv na elasticitu k\u016f\u017ee, hojen\u00ed ran, integritu pojivov\u00e9 tk\u00e1n\u011b a vst\u0159eb\u00e1v\u00e1n\u00ed \u017eeleza, a\u017e po studie prokazuj\u00edc\u00ed jeho specifickou roli v boji proti infekc\u00edm a rakovina, kardiovaskul\u00e1rn\u00ed onemocn\u011bn\u00ed, alergie a mnoho dal\u0161\u00edch nemoc\u00ed, jako je hojen\u00ed zlomenin.<\/p>\n

vitam\u00edn C<\/b><\/span> p\u016fsob\u00ed p\u0159edev\u0161\u00edm jako donor elektron\u016f. To je d\u016fle\u017eit\u00e9 pro spr\u00e1vn\u00e9 fungov\u00e1n\u00ed kl\u00ed\u010dov\u00fdch enzym\u016f pod\u00edlej\u00edc\u00edch se na synt\u00e9ze kolagenu v k\u016f\u017ei a chrupavce, c\u00e9v\u00e1ch a ran\u00e1ch a enzym\u016f syntetizuj\u00edc\u00edch karnitin. Vitamin C je tak\u00e9 nezbytn\u00fd pro synt\u00e9zu dopaminu a dal\u0161\u00edch peptidov\u00fdch hormon\u016f a jeho antiproliferativn\u00ed (inhibuj\u00edc\u00ed r\u016fst) \u00fa\u010dinky na ur\u010dit\u00e9 typy bun\u011bk. rakovinn\u00fd<\/b><\/span> je v\u00fdznamn\u00fd. V posledn\u00edch letech se poda\u0159ilo p\u0159esn\u011bji charakterizovat nejen preventivn\u00ed \u00fa\u010dinek dostate\u010dn\u00e9ho p\u0159\u00edsunu vitaminu C, ale i l\u00e9\u010debn\u00fd potenci\u00e1l vysok\u00fdch d\u00e1vek vitaminu C (\u0159\u00e1dov\u011b n\u011bkolik gram\u016f denn\u011b) u \u0159ady patologick\u00fdch stav\u016f. v\u010detn\u011b: zejm\u00e9na chronick\u00fd stres.<\/p>\n

Vitam\u00edn C je zn\u00e1m p\u0159edev\u0161\u00edm jako vitam\u00edn \u00fa\u010dinn\u00fd proti nachlazen\u00ed. Posiluje imunitn\u00ed syst\u00e9m a v posledn\u00ed dob\u011b byly objeveny dal\u0161\u00ed pozitivn\u00ed \u00fa\u010dinky na \u010dinnost na\u0161eho t\u011bla. To by znamenalo, \u017ee tato l\u00e1tka je pro na\u0161e t\u011blo je\u0161t\u011b d\u016fle\u017eit\u011bj\u0161\u00ed, ne\u017e jsme si mysleli! Poj\u010fme se na t\u0159i z nich pod\u00edvat!<\/p>\n

Pom\u00e1h\u00e1 vitam\u00edn C bojovat proti \u00fazkosti a stresu?<\/h2>\n

No, uk\u00e1zalo se, \u017ee ano, a existuj\u00ed d\u016fkazy, kter\u00e9 to dokazuj\u00ed. V jedn\u00e9 studii byli st\u0159edo\u0161kol\u00e1ci rozd\u011bleni do dvou skupin. Jeden dost\u00e1val 500 mg vitaminu C denn\u011b a druh\u00fd dost\u00e1val placebo. \u00darovn\u011b \u00fazkosti t\u011bchto mlad\u00fdch lid\u00ed byly pot\u00e9 m\u011b\u0159eny pomoc\u00ed Beck Anxiety Inventory (BAI). Tato metoda byla vyvinuta pro tyto \u00fa\u010dely a pou\u017e\u00edv\u00e1 se bezprost\u0159edn\u011b p\u0159ed zkou\u0161kou a pot\u00e9 2 t\u00fddny po n\u00ed. BAI student\u016f ve skupin\u011b s placebem se nezm\u011bnilo (z\u016fstalo st\u0159edn\u00ed), zat\u00edmco BAI student\u016f ve skupin\u011b suplementace vitaminem C se sn\u00ed\u017eilo ze \u201est\u0159edn\u00edho\u201c na zdrav\u011bj\u0161\u00ed \u201en\u00edzk\u00e9\u201c sk\u00f3re \u00fazkosti.<\/p>\n

Vitamin C \u2013 je dobr\u00fd pro seniory?<\/h2>\n

Ukazuje se, \u017ee vitam\u00edn C v\u00e1m m\u016f\u017ee pomoci z\u016fstat fit i ve vy\u0161\u0161\u00edm v\u011bku. Japon\u0161t\u00ed v\u011bdci zkoumali 655 \u017een s pr\u016fm\u011brn\u00fdm v\u011bkem 75 let, kter\u00e9 byly rozd\u011bleny do \u010dty\u0159 skupin podle hladiny vitaminu C \u2013 od nejni\u017e\u0161\u00ed po nejvy\u0161\u0161\u00ed \u2013 a n\u00e1sledn\u011b m\u011b\u0159ili jejich fyzickou zdatnost. Bylo zji\u0161t\u011bno, \u017ee skupina s vy\u0161\u0161\u00ed hladinou vitam\u00ednu C vykazovala v\u00fdrazn\u011b lep\u0161\u00ed v\u00fdsledky, nap\u0159\u00edklad v s\u00edle \u00fachopu rukou a stoji na jedn\u00e9 noze. To m\u016f\u017ee znamenat, \u017ee \u017eeny, kter\u00e9 konzumuj\u00ed v\u00edce vitam\u00ednu C, si mohou udr\u017eet v\u00edce svalov\u00e9 hmoty b\u011bhem menopauzy, kdy svaly maj\u00ed tendenci atrofovat.<\/p>\n

Pro\u010d je vitam\u00edn C kl\u00ed\u010dovou molekulou pro mozek?<\/h2>\n

Vitamin C je antioxidant, kter\u00fd je \u0161iroce zn\u00e1m\u00fd, ale mo\u017en\u00e1 m\u00e9n\u011b se o n\u011bm mluv\u00ed jako o jednom z kl\u00ed\u010dov\u00fdch obr\u00e1nc\u016f antioxidant\u016f centr\u00e1ln\u00edho nervov\u00e9ho syst\u00e9mu. Vitamin C se nach\u00e1z\u00ed ve velk\u00e9m mno\u017estv\u00ed v mozku. Tento vitam\u00edn v\u00e1\u017ee voln\u00e9 radik\u00e1ly, kter\u00e9 vznikaj\u00ed p\u0159i mozkov\u00e9 \u010dinnosti, a t\u00edm chr\u00e1n\u00ed nervov\u00fd syst\u00e9m. Jeho p\u0159\u00edtomnost v centr\u00e1ln\u00edm nervov\u00e9m syst\u00e9mu je tak d\u016fle\u017eit\u00e1, \u017ee se p\u0159edpokl\u00e1d\u00e1, \u017ee jeho nedostatek hraje roli p\u0159i rozvoji r\u016fzn\u00fdch onemocn\u011bn\u00ed nervov\u00e9ho syst\u00e9mu (demence, Alzheimerova choroba, Parkinsonova choroba<\/b><\/span>).<\/p>\n

Tablety, kapsle nebo kapky, jak\u00fd vitam\u00edn C si vybrat?<\/h2>\n

V sou\u010dasn\u00e9 dob\u011b je na trhu velmi velk\u00fd v\u00fdb\u011br p\u0159\u00edpravk\u016f s vitam\u00ednem C. Vyb\u00edrat m\u016f\u017eeme z vitam\u00ednu C v tablet\u00e1ch, kapsl\u00edch, tekut\u00fdch nebo kapk\u00e1ch. Dostupn\u00e9 p\u0159\u00edpravky se li\u0161\u00ed d\u00e1vkou, slo\u017een\u00edm, cenou a kvalitou. Co byste tedy m\u011bli zv\u00e1\u017eit p\u0159i v\u00fdb\u011bru produktu s vitam\u00ednem C? M\u00e1m si vybrat l\u00e9k, nebo si m\u00e1m vybrat dobr\u00fd dopln\u011bk stravy? D\u00e1me v\u00e1m n\u00e1pov\u011bdu. <\/p>\n

V prvn\u00ed \u0159ad\u011b stoj\u00ed za to v\u011bnovat pozornost slo\u017een\u00ed. \u010c\u00edm p\u0159irozen\u011bj\u0161\u00ed slo\u017een\u00ed a m\u00e9n\u011b pomocn\u00fdch l\u00e1tek, t\u00edm l\u00e9pe. Tablety vitam\u00ednu C budou d\u00edky sv\u00e9 struktu\u0159e obsahovat v\u00edce pomocn\u00fdch l\u00e1tek. Denn\u00edmu u\u017e\u00edv\u00e1n\u00ed tablet rozpustn\u00e9ho vitaminu C bychom se rad\u011bji m\u011bli vyhnout. <\/p>\n

Standardy GMP a cGMP aneb jak ov\u011b\u0159it kvalitu produkt\u016f s vitam\u00ednem C. <\/h2>\n

Druh\u00fdm probl\u00e9mem \u010dasto zd\u016fraz\u0148ovan\u00fdm v reklam\u00e1ch je rozli\u0161en\u00ed mezi l\u00e9kem nebo dopl\u0148kem stravy. Na rozd\u00edl od v\u0161eobecn\u00e9ho m\u00edn\u011bn\u00ed, l\u00e9k s vitam\u00ednem C nemus\u00ed b\u00fdt nutn\u011b lep\u0161\u00ed ne\u017e suplement a naopak. V\u0161e z\u00e1vis\u00ed na standardu kvality v\u00fdroby. Obecn\u011b plat\u00ed, \u017ee v\u0161echny l\u00e9ky spl\u0148uj\u00ed normy GMP, ale tak\u00e9 n\u011bkter\u00e9 dopl\u0148ky. Bohu\u017eel samotn\u00fd standard GMP nezaru\u010duje nejvy\u0161\u0161\u00ed kvalitu a bezpe\u010dnost l\u00e9ku nebo dopl\u0148ku. V\u011bt\u0161ina z n\u00e1s si pamatuje hromadn\u00e9 stahov\u00e1n\u00ed l\u00e9k\u016f z trhu kv\u016fli kontaminaci \u00fa\u010dinn\u00fdch l\u00e1tek dov\u00e1\u017een\u00fdch z \u010c\u00edny. D\u016fvodem je skute\u010dnost, \u017ee norma GMP nevy\u017eaduje testov\u00e1n\u00ed ka\u017ed\u00e9 \u0161ar\u017ee \u00fa\u010dinn\u00e9 l\u00e1tky a ka\u017ed\u00e9 \u0161ar\u017ee hotov\u00e9ho l\u00e9ku nebo dopl\u0148ku stravy. Proto se vyplat\u00ed v\u011bnovat pozornost p\u0159\u00edpravk\u016fm vyroben\u00fdm podle nejnov\u011bj\u0161\u00edho standardu cGMP, kter\u00fd vy\u017eaduje pr\u016fb\u011b\u017enou kontrolu jak \u00fa\u010dinn\u00e9 l\u00e1tky \u2013 vitaminu C, tak hotov\u00e9ho v\u00fdrobku. Pokud o\u010dek\u00e1v\u00e1me, \u017ee n\u00e1\u0161 vitam\u00edn C bude t\u00e9 nejvy\u0161\u0161\u00ed kvality, m\u011bli bychom si vybrat takov\u00fd, kter\u00fd spl\u0148uje nejnov\u011bj\u0161\u00ed standard cGMP.<\/p>\n

<\/div>\n

Calivita<\/a> C 1000 Plus<\/a> – univerz\u00e1ln\u00ed vitam\u00edn C s divokou r\u016f\u017e\u00ed.<\/h2>\n
Vitam\u00edn Calivita C 1000 Plus<\/b><\/span> podporuje ochrann\u00fd \u00fa\u010dinek na\u0161eho imunitn\u00edho syst\u00e9mu mega d\u00e1vkami vitam\u00ednu C s prodlou\u017een\u00fdm vst\u0159eb\u00e1v\u00e1n\u00edm a bio \u0161\u00edpky, kter\u00e9 zesiluj\u00ed jeho \u00fa\u010dinek v kritick\u00e9m obdob\u00ed, kdy to na\u0161e t\u011blo nejv\u00edce pot\u0159ebuje. Krom\u011b toho tak\u00e9 p\u0159isp\u00edv\u00e1 ke spr\u00e1vn\u00e9 tvorb\u011b kolagenu, podporuje udr\u017een\u00ed zdrav\u00fdch c\u00e9v, kost\u00ed, chrupavek, zub\u016f, d\u00e1sn\u00ed a k\u016f\u017ee. Pilulky Calivita C 1000 Plus<\/b><\/span> setkat se nejnov\u011bj\u0161\u00ed standard cGMP<\/b><\/span>.<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

V minulosti l\u00e9ka\u0159i p\u0159edpokl\u00e1dali, \u017ee vitam\u00edn C je d\u016fle\u017eit\u00fd p\u0159i l\u00e9\u010db\u011b kurd\u011bj\u00ed. Britsk\u00fd l\u00e9ka\u0159 John Woodall pou\u017e\u00edval citrusov\u00e9 plody k…<\/p>\n","protected":false},"author":1,"featured_media":10730,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[778,777,779,688],"class_list":["post-10729","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-calivita","tag-alzheimerova-nemoc","tag-calivita-c-1000-plus","tag-parkinsonova-nemoc","tag-vitamin-c"],"_links":{"self":[{"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/posts\/10729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/comments?post=10729"}],"version-history":[{"count":0,"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/posts\/10729\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/media\/10730"}],"wp:attachment":[{"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/media?parent=10729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/categories?post=10729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vitashop.info\/cz\/wp-json\/wp\/v2\/tags?post=10729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}