{"id":1444,"date":"2024-12-20T16:56:00","date_gmt":"2024-12-20T16:56:00","guid":{"rendered":"https:\/\/dermatologyscience.institute\/?p=1444"},"modified":"2025-03-26T11:34:17","modified_gmt":"2025-03-26T11:34:17","slug":"vitamino-c-galia-odai-kodel-tai-vienas-svarbiausiu-ingredientu","status":"publish","type":"post","link":"https:\/\/dermatologyscience.institute\/sk\/vitamino-c-galia-odai-kodel-tai-vienas-svarbiausiu-ingredientu\/","title":{"rendered":"Sila vitam\u00ednu C pre poko\u017eku \u2013 Pre\u010do patr\u00ed medzi najd\u00f4le\u017eitej\u0161ie zlo\u017eky?"},"content":{"rendered":"<p>Niektor\u00e9 zlo\u017eky v starostlivosti o ple\u0165 zost\u00e1vaj\u00fa z\u00e1hadou, zatia\u013e \u010do in\u00e9, ako napr\u00edklad vitam\u00edn C, s\u00fa dobre zn\u00e1me a \u0161iroko pou\u017e\u00edvan\u00e9. Vitam\u00edn C sa nach\u00e1dza v produktoch na rozjasnenie pleti, o\u010dn\u00fdch kr\u00e9moch proti vr\u00e1skam, s\u00e9rach a r\u00f4znych o\u0161etreniach \u2013 je z\u00e1kladom mnoh\u00fdch skincare rut\u00edn. \u010ci u\u017e ste v starostlivosti o ple\u0165 nov\u00e1\u010dik, alebo priate\u013eka, na ktor\u00fa sa v\u0161etci obracaj\u00fa s radami o kr\u00e1se, je pravdepodobn\u00e9, \u017ee ste u\u017e o tomto silnom antioxidante po\u010duli. Ak ste vitam\u00edn C e\u0161te nezaradili do svojej rutiny, tu je d\u00f4vod, pre\u010do by ste mali.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u010co je vitam\u00edn C?<\/h2>\n\n\n\n<p>According to experts, vitamin C is an essential nutrient needed for tissue growth and repair, including skin. Since our bodies cannot produce it naturally, we obtain it from fruits, vegetables, and skincare products. Unlike some other active ingredients, vitamin C can be synthetically produced and incorporated into serums, creams, and toners.<\/p>\n\n\n\n<p>Nie v\u0161etky formy vitam\u00ednu C s\u00fa v\u0161ak rovnak\u00e9. Naj\u010distej\u0161ou a najsilnej\u0161ou formou je <strong>kyselina L-askorbov\u00e1<\/strong>, ktor\u00e1 je najviac presk\u00faman\u00e1 a naj\u00fa\u010dinnej\u0161ia. In\u00e9 formy, ako fosf\u00e1t sodn\u00fd askorbylu a fosf\u00e1t hore\u010dnat\u00fd askorbylu, s\u00fa stabilizovan\u00e9 verzie, no nemusia by\u0165 tak\u00e9 siln\u00e9. Ke\u010f produkty obsahuj\u00fa tieto deriv\u00e1ty, uvo\u013e\u0148uj\u00fa \u010dist\u00fd vitam\u00edn C a\u017e pri kontakte s poko\u017ekou, pri\u010dom \u00fa\u010dinn\u00e1 koncentr\u00e1cia m\u00f4\u017ee by\u0165 ni\u017e\u0161ia, ne\u017e je uveden\u00e9 na etikete.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Ako to funguje?<\/h2>\n\n\n\n<p>Aby sme pochopili pr\u00ednosy vitam\u00ednu C, je d\u00f4le\u017eit\u00e9 vedie\u0165, ako vo\u013en\u00e9 radik\u00e1ly po\u0161kodzuj\u00fa poko\u017eku. <strong>Reakt\u00edvne formy kysl\u00edka (ROS)<\/strong> s\u00fa typom vo\u013en\u00fdch radik\u00e1lov, ktor\u00e9 vznikaj\u00fa p\u00f4soben\u00edm vonkaj\u0161\u00edch faktorov, ako je zne\u010distenie ovzdu\u0161ia, UV \u017eiarenie, cigaretov\u00fd dym a stres. Tieto radik\u00e1ly po\u0161kodzuj\u00fa \u0161trukt\u00faru poko\u017eky, ur\u00fdch\u013euj\u00fa starnutie a sp\u00f4sobuj\u00fa nejednotn\u00fd t\u00f3n pleti.<\/p>\n\n\n\n<p>Na demon\u0161tr\u00e1ciu schopnosti vitam\u00ednu C bojova\u0165 proti oxida\u010dn\u00e9mu stresu vedci vykonali jednoduch\u00fd experiment s jablkom: jedna polovica bola potret\u00e1 s\u00e9rom s vitam\u00ednom C, druh\u00e1 zostala bez o\u0161etrenia. Po nieko\u013ek\u00fdch hodin\u00e1ch neo\u0161etren\u00e1 polovica zoxidovala a zhnedla, zatia\u013e \u010do o\u0161etren\u00e1 strana zostala \u010derstv\u00e1. Tento experiment n\u00e1zorne ukazuje, ako vitam\u00edn C chr\u00e1ni poko\u017eku pred oxid\u00e1ciou a pred\u010dasn\u00fdm starnut\u00edm.<\/p>\n\n\n\n<p>Ke\u010f\u017ee vitam\u00edn C je nestabiln\u00fd a str\u00e1ca svoju \u00fa\u010dinnos\u0165 pri vystaven\u00ed svetlu, vzduchu a teplu, je k\u013e\u00fa\u010dov\u00e9 skladova\u0165 ho v neprieh\u013eadnom, vzduchotesnom obale a na chladnom mieste. Ak va\u0161e s\u00e9rum zhnedlo, zoxidovalo a u\u017e nie je \u00fa\u010dinn\u00e9.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">V\u00fdhody vitam\u00ednu C pre poko\u017eku<\/h2>\n\n\n\n<p>Vitam\u00edn C patr\u00ed medzi najsilnej\u0161ie zlo\u017eky starostlivosti o ple\u0165 a pon\u00faka viacero v\u00fdhod:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"translation-block\"><strong>Chr\u00e1ni pred vonkaj\u0161\u00edmi stresov\u00fdmi faktormi<\/strong>: Ako antioxidant neutralizuje vo\u013en\u00e9 radik\u00e1ly a chr\u00e1ni poko\u017eku pred UV \u017eiaren\u00edm, zne\u010disten\u00edm a in\u00fdmi \u0161kodliv\u00fdmi vplyvmi.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>Podporuje tvorbu kolag\u00e9nu<\/strong>: Kolag\u00e9n zabezpe\u010duje \u0161trukt\u00faru a pevnos\u0165 poko\u017eky, no s vekom jeho mno\u017estvo kles\u00e1. Vitam\u00edn C je nevyhnutn\u00fd pre synt\u00e9zu kolag\u00e9nu, \u010do pom\u00e1ha redukova\u0165 vr\u00e1sky a zlep\u0161i\u0165 elasticitu poko\u017eky.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>Rozjas\u0148uje a redukuje pigment\u00e1ciu<\/strong>: Vitam\u00edn C inhibuje tvorbu melan\u00ednu, \u010d\u00edm zni\u017euje tmav\u00e9 \u0161kvrny, hyperpigment\u00e1ciu a dod\u00e1va pleti \u017eiariv\u00fd vzh\u013ead.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>Zlep\u0161uje text\u00faru poko\u017eky<\/strong>: Pravideln\u00e9 pou\u017e\u00edvanie pom\u00e1ha vyhladzova\u0165 ple\u0165 a redukova\u0165 jemn\u00e9 linky.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Mo\u017en\u00e9 ved\u013eaj\u0161ie \u00fa\u010dinky<\/h2>\n\n\n\n<p>Pre v\u00e4\u010d\u0161inu \u013eud\u00ed je vitam\u00edn C bezpe\u010dn\u00fd na ka\u017edodenn\u00e9 pou\u017e\u00edvanie. Vysok\u00e9 koncentr\u00e1cie v\u0161ak m\u00f4\u017eu by\u0165 pr\u00edli\u0161 siln\u00e9 pre citliv\u00fa poko\u017eku a sp\u00f4sobi\u0165 podr\u00e1\u017edenie. Ak m\u00e1\u0161 citliv\u00fa ple\u0165, za\u010dni s ni\u017e\u0161ou koncentr\u00e1ciou (okolo 10 %) a sleduj reakciu poko\u017eky. Niektor\u00e9 formy vitam\u00ednu C m\u00f4\u017eu by\u0165 mastnej\u0161ie, preto by \u013eudia s mastnou ple\u0165ou mali siahnu\u0165 po \u013eah\u0161\u00edch text\u00farach.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Ako pou\u017e\u00edva\u0165 vitam\u00edn C?<\/h2>\n\n\n\n<p>\u010castou ot\u00e1zkou je, \u010di vitam\u00edn C pou\u017e\u00edva\u0165 r\u00e1no alebo ve\u010der. Niektor\u00ed odborn\u00edci odpor\u00fa\u010daj\u00fa pou\u017e\u00edvanie r\u00e1no, preto\u017ee chr\u00e1ni poko\u017eku pred vo\u013en\u00fdmi radik\u00e1lmi a UV \u017eiaren\u00edm, in\u00ed zas tvrdia, \u017ee funguje najlep\u0161ie v noci, ke\u010f prebieha regener\u00e1cia poko\u017eky. K\u013e\u00fa\u010dom je v\u0161ak <strong>pravidelnos\u0165<\/strong> \u2013 pou\u017e\u00edvaj ho konzistentne pre \u010do najlep\u0161ie v\u00fdsledky.<\/p>\n\n\n\n<p>Ak pou\u017e\u00edva\u0161 s\u00e9rum s vitam\u00ednom C, aplikuj ho na \u010dist\u00fa ple\u0165 pred pou\u017eit\u00edm hydrata\u010dn\u00e9ho kr\u00e9mu. Vyhni sa kombin\u00e1cii s <strong>benzoylperoxidom<\/strong>, preto\u017ee ten m\u00f4\u017ee zn\u00ed\u017ei\u0165 \u00fa\u010dinnos\u0165 vitam\u00ednu C.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Formul\u00e1cie vitam\u00ednu C a stabilita<\/h2>\n\n\n\n<p>Napriek mnoh\u00fdm v\u00fdhod\u00e1m je vitam\u00edn C ve\u013emi nestabiln\u00fd a r\u00fdchlo oxiduje. Na rie\u0161enie tohto probl\u00e9mu niektor\u00e9 zna\u010dky pou\u017e\u00edvaj\u00fa vitam\u00edn C v pr\u00e1\u0161kovej forme, no jeho jednoduch\u00e9 zmie\u0161anie s kr\u00e9mom alebo s\u00e9rom nemus\u00ed by\u0165 v\u017edy \u00fa\u010dinn\u00e9. Aby sa vitam\u00edn C spr\u00e1vne vstreb\u00e1val, jeho formul\u00e1cia mus\u00ed by\u0165 kysl\u00e1 (s n\u00edzkym pH), av\u0161ak nespr\u00e1vne pH m\u00f4\u017ee sp\u00f4sobi\u0165 podr\u00e1\u017edenie poko\u017eky.<\/p>\n\n\n\n<p>Preto je najlep\u0161ie vybra\u0165 si <strong>kvalitn\u00e9, vedecky overen\u00e9 formul\u00e1cie<\/strong>, ktor\u00e9 zaru\u010duj\u00fa stabilitu a efekt\u00edvne prenikanie do poko\u017eky. Odborn\u00edci odpor\u00fa\u010daj\u00fa pou\u017e\u00edva\u0165 <strong>L-askorbov\u00fa kyselinu<\/strong> v kombin\u00e1cii s <strong>vitam\u00edn E<\/strong>, ktor\u00fd pom\u00e1ha stabilizova\u0165 zlo\u017eenie a zvy\u0161uje ochranu pred vo\u013en\u00fdmi radik\u00e1lmi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Odpor\u00fa\u010dania odborn\u00edkov<\/h2>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXf3kPGM_mc1pEQ3HyU1E4BXhHrALNBYR-O7ErOBn4o5fD0zJc2hLSxOYJPw-Pd4mkvPLLGSdvxu9b9Muwruw90SlSWOiBuoGlxl8ZvPOtAtjFwSRiAuh1zPr7UVYAWtt-aIfvix?key=o4ND7moLbj1dOAaoNhckd73A\" alt=\"\" style=\"width:840px;height:auto\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">PURITO \u010cist\u00e9 vitam\u00edn C s\u00e9rum \u2013 Rozjas\u0148uj\u00face ple\u0165ov\u00e9 s\u00e9rum<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\"><a href=\"https:\/\/odoscentras.lt\/products\/purito-pure-vitamin-c-serum\">K\u00daPI\u0164 TERAZ<\/a><\/h3>\n\n\n\n<p class=\"has-text-align-center\"><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh7-rt.googleusercontent.com\/docsz\/AD_4nXdDfiB9ZxJy5KqZYu_jQ4nu1qGQOwKTTqRinZXuglVwCA8as-Rdu6VP-cwjrLPT-eGQgVgeROQ6QZWoH17MpPyukqMdotj69EBj9Nw_epP3lA6PmWf1KfuK37SYMjZ7A4pkONyDhA?key=o4ND7moLbj1dOAaoNhckd73A\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"has-text-align-center\">COSRX Refresh AHA BHA Vitam\u00edn C Denn\u00fd Toner \u2013 Exfolia\u010dn\u00fd ple\u0165ov\u00fd toner<\/p>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\"><a href=\"https:\/\/odoscentras.lt\/products\/cosrx-refresh-aha-bha-vitamin-c-daily-toner\">K\u00daPI\u0164 TERAZ<\/a><\/h3>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity is-style-wide\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Galutin\u0117 i\u0161vada<\/h2>\n\n\n\n<p>Vitam\u00edn C je nevyhnutn\u00e1 ingrediencia v starostlivosti o ple\u0165. Chr\u00e1ni pred po\u0161koden\u00edm sp\u00f4soben\u00fdm vonkaj\u0161\u00edmi vplyvmi, podporuje tvorbu kolag\u00e9nu, zni\u017euje pigment\u00e1ciu a zlep\u0161uje text\u00faru pleti. Aby v\u0161ak bol \u00fa\u010dinn\u00fd, je d\u00f4le\u017eit\u00e9 zvoli\u0165 stabiln\u00fa formulu a spr\u00e1vne ju skladova\u0165. Ak sa sna\u017e\u00edte dosiahnu\u0165 <strong>zdrav\u00fa, mladistv\u00fa ple\u0165<\/strong>, vitam\u00edn C by mal ur\u010dite by\u0165 s\u00fa\u010das\u0165ou va\u0161ej dennej starostlivosti o ple\u0165!<\/p>","protected":false},"excerpt":{"rendered":"<p>Kai kurie odos prie\u017ei\u016bros ingredientai vis dar lieka paslaptingi, ta\u010diau kiti, kaip vitaminas C, yra&hellip;<\/p>","protected":false},"author":5,"featured_media":1500,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[96,89],"tags":[],"class_list":["post-1444","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kosmetikos-sudetis","category-oda"],"_links":{"self":[{"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/posts\/1444","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/comments?post=1444"}],"version-history":[{"count":4,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/posts\/1444\/revisions"}],"predecessor-version":[{"id":1953,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/posts\/1444\/revisions\/1953"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/media\/1500"}],"wp:attachment":[{"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/media?parent=1444"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/categories?post=1444"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dermatologyscience.institute\/sk\/wp-json\/wp\/v2\/tags?post=1444"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}