{"id":1644,"date":"2025-03-18T03:36:18","date_gmt":"2025-03-18T03:36:18","guid":{"rendered":"https:\/\/dermatologyscience.institute\/?p=1644"},"modified":"2025-04-03T12:12:29","modified_gmt":"2025-04-03T12:12:29","slug":"kokiu-metu-laiku-geriausia-pradeti-naudoti-retinoli-vasara-ar-ziema","status":"publish","type":"post","link":"https:\/\/dermatologyscience.institute\/cs\/kokiu-metu-laiku-geriausia-pradeti-naudoti-retinoli-vasara-ar-ziema\/","title":{"rendered":"Kdy je nejlep\u0161\u00ed za\u010d\u00edt pou\u017e\u00edvat retinol \u2013 v l\u00e9t\u011b nebo v zim\u011b?"},"content":{"rendered":"<p>Retinol je jednou z nej\u00fa\u010dinn\u011bj\u0161\u00edch slo\u017eek v p\u00e9\u010di o ple\u0165, zn\u00e1mou svou schopnost\u00ed bojovat proti vr\u00e1sk\u00e1m, akn\u00e9, nerovnom\u011brn\u00e9mu t\u00f3nu pleti a hyperpigmentaci. Stejn\u011b jako v\u0161echny siln\u00e9 ingredience v\u0161ak m\u016f\u017ee p\u0159in\u00e1\u0161et ur\u010dit\u00e9 v\u00fdzvy, zejm\u00e9na pokud nen\u00ed pou\u017e\u00edv\u00e1n spr\u00e1vn\u011b. Podr\u00e1\u017ed\u011bn\u00ed pleti, suchost nebo takzvan\u00fd \u201eretinolov\u00fd detox\u201c jsou jen n\u011bkter\u00e9 z mo\u017en\u00fdch vedlej\u0161\u00edch \u00fa\u010dink\u016f, kter\u00e9 mohou vzbuzovat obavy.<\/p>\n\n\n\n<p>Pokud p\u0159em\u00fd\u0161l\u00edte, kdy je nejlep\u0161\u00ed za\u010d\u00edt s retinolem \u2013 zda po\u010dkat na chladn\u011bj\u0161\u00ed m\u011bs\u00edce, nebo jej lze bezpe\u010dn\u011b pou\u017e\u00edvat i v l\u00e9t\u011b \u2013 nejste sami. Analyzovali jsme, jak r\u016fzn\u00e1 ro\u010dn\u00ed obdob\u00ed ovliv\u0148uj\u00ed \u00fa\u010dinky retinolu na ple\u0165 a jak p\u0159izp\u016fsobit jeho pou\u017e\u00edv\u00e1n\u00ed pro dosa\u017een\u00ed nejlep\u0161\u00edch v\u00fdsledk\u016f po cel\u00fd rok.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Co je retinol a pro\u010d je tak \u00fa\u010dinn\u00fd?<\/h2>\n\n\n\n<p>Retinol pat\u0159\u00ed do skupiny retinoid\u016f, deriv\u00e1t\u016f vitaminu A, kter\u00e9 jsou zn\u00e1m\u00e9 svou schopnost\u00ed stimulovat obnovu ko\u017en\u00edch bun\u011bk a produkci kolagenu. D\u00edky tomu je ple\u0165 hlad\u0161\u00ed, z\u00e1\u0159iv\u011bj\u0161\u00ed a pru\u017en\u011bj\u0161\u00ed.<\/p>\n\n\n\n<p class=\"translation-block\">Dr. Engelman vysv\u011btluje, \u017ee \u201eretinol je jednou z nej\u00fa\u010dinn\u011bj\u0161\u00edch slo\u017eek proti st\u00e1rnut\u00ed\u201c, proto\u017ee nejen redukuje jemn\u00e9 vr\u00e1sky, ale tak\u00e9 podporuje regeneraci pleti. Krom\u011b toho m\u00e1 retinol i dal\u0161\u00ed v\u00fdhody. Dr. Belkin dod\u00e1v\u00e1: \u201ePom\u00e1h\u00e1 udr\u017eovat p\u00f3ry \u010dist\u00e9 a m\u016f\u017ee dokonce zabr\u00e1nit rozvoji prekancer\u00f3zn\u00edch bun\u011bk.\u201c<\/p>\n\n\n\n<p>Jedn\u00e1 se o univerz\u00e1ln\u00ed slo\u017eku vhodnou pro boj proti st\u00e1rnut\u00ed pleti, akn\u00e9 i hyperpigmentaci. Kl\u00ed\u010dem k \u00fasp\u011bchu je v\u0161ak v\u011bd\u011bt, jak a kdy jej pou\u017e\u00edvat spr\u00e1vn\u011b.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kdy je nejlep\u0161\u00ed za\u010d\u00edt pou\u017e\u00edvat retinol?<\/h2>\n\n\n\n<p>Mnoho lid\u00ed se domn\u00edv\u00e1, \u017ee nejlep\u0161\u00ed doba pro zaveden\u00ed retinolu je v zim\u011b, proto\u017ee ni\u017e\u0161\u00ed slune\u010dn\u00ed z\u00e1\u0159en\u00ed sni\u017euje riziko fotosenzitivity. Dermatologov\u00e9 se v\u0161ak shoduj\u00ed, \u017ee retinol lze za\u010d\u00edt pou\u017e\u00edvat kdykoliv b\u011bhem roku, pokud se p\u0159ijmou odpov\u00eddaj\u00edc\u00ed ochrann\u00e1 opat\u0159en\u00ed.<\/p>\n\n\n\n<p>Dr. Engelman uv\u00e1d\u00ed, \u017ee \u201eretinol lze pou\u017e\u00edvat po cel\u00fd rok, ale m\u011bl by b\u00fdt v\u017edy aplikov\u00e1n na noc\u201c. Mezit\u00edm Dr. Belkin upozor\u0148uje, \u017ee sez\u00f3nn\u00ed zm\u011bny, nap\u0159\u00edklad \u00farove\u0148 vlhkosti a slune\u010dn\u00ed z\u00e1\u0159en\u00ed, mohou ovlivnit toleranci pleti na retinol, a proto je vhodn\u00e9 upravit frekvenci a koncentraci podle ro\u010dn\u00edho obdob\u00ed.<\/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\">Jak spr\u00e1vn\u011b pou\u017e\u00edvat retinol<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Aby se minimalizovalo podr\u00e1\u017ed\u011bn\u00ed pleti, je d\u016fle\u017eit\u00e9 zav\u00e1d\u011bt retinol spr\u00e1vn\u011b:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Za\u010dn\u011bte s n\u00edzkou koncentrac\u00ed (0,01 %\u20130,1 %) a aplikujte jej ka\u017ed\u00fd druh\u00fd nebo t\u0159et\u00ed den m\u00edsto ka\u017edodenn\u00edho pou\u017eit\u00ed.<\/li>\n\n\n\n<li>Nan\u00e1\u0161ejte na \u010distou, suchou ple\u0165 \u2013 vlhkost m\u016f\u017ee zv\u00fd\u0161it riziko podr\u00e1\u017ed\u011bn\u00ed.<\/li>\n\n\n\n<li>Pou\u017eijte metodu \u201esendvi\u010de\u201c, pokud m\u00e1te citlivou ple\u0165 \u2013 nejprve naneste hydrata\u010dn\u00ed kr\u00e9m, pot\u00e9 retinol a n\u00e1sledn\u011b je\u0161t\u011b jednu vrstvu hydrata\u010dn\u00edho kr\u00e9mu. To pom\u016f\u017ee sn\u00ed\u017eit jeho dr\u00e1\u017edivost.<\/li>\n\n\n\n<li>Pokud va\u0161e ple\u0165 retinol dob\u0159e sn\u00e1\u0161\u00ed, postupn\u011b zvy\u0161ujte frekvenci jeho pou\u017e\u00edv\u00e1n\u00ed \u2013 za\u010dn\u011bte jednou t\u00fddn\u011b a postupn\u011b p\u0159ejd\u011bte na n\u011bkolikr\u00e1t t\u00fddn\u011b.<\/li>\n<\/ul>\n\n\n\n<p>Retinol pou\u017e\u00edvejte v\u00fdhradn\u011b na noc, proto\u017ee zvy\u0161uje citlivost poko\u017eky na slune\u010dn\u00ed z\u00e1\u0159en\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pou\u017e\u00edv\u00e1n\u00ed retinolu v zim\u011b<\/h2>\n\n\n\n<p>V zim\u011b se ple\u0165 st\u00e1v\u00e1 citliv\u011bj\u0161\u00ed kv\u016fli chladu a such\u00e9mu vzduchu, proto je kl\u00ed\u010dov\u00e9 pos\u00edlit jej\u00ed ochrannou bari\u00e9ru<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Zvolte spr\u00e1vnou hydrataci \u2013 hutn\u011bj\u0161\u00ed a v\u00fd\u017eivn\u011bj\u0161\u00ed kr\u00e9my pomohou chr\u00e1nit ple\u0165 p\u0159ed vysou\u0161en\u00edm a podr\u00e1\u017ed\u011bn\u00edm.<\/li>\n\n\n\n<li>Sledujte reakci pleti \u2013 pokud se objev\u00ed nadm\u011brn\u00e1 suchost nebo \u0161upinat\u011bn\u00ed, sni\u017ete frekvenci pou\u017e\u00edv\u00e1n\u00ed nebo p\u0159ejd\u011bte na jemn\u011bj\u0161\u00ed slo\u017een\u00ed.<\/li>\n\n\n\n<li>Pou\u017e\u00edvejte zvlh\u010dova\u010d vzduchu \u2013 vyt\u00e1p\u011bn\u00ed m\u016f\u017ee zp\u016fsobovat such\u00fd vzduch v m\u00edstnostech, co\u017e zhor\u0161uje dehydrataci pleti. P\u0159id\u00e1n\u00ed vlhkosti do prost\u0159ed\u00ed m\u016f\u017ee pomoci sn\u00ed\u017eit nepohodl\u00ed.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Pou\u017e\u00edv\u00e1n\u00ed retinolu v l\u00e9t\u011b<\/h2>\n\n\n\n<p>Vzhledem k tomu, \u017ee retinol zvy\u0161uje citlivost pleti na UV z\u00e1\u0159en\u00ed, je v l\u00e9t\u011b nutn\u00e1 zv\u00fd\u0161en\u00e1 opatrnost:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"translation-block\"><strong>Kasdien naudokite SPF<\/strong> \u2013 bent SPF 30, o ilgiau b\u016bnant saul\u0117je \u2013 SPF 50+.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>Venkite saul\u0117s nudegim\u0173<\/strong> \u2013 jeigu oda nudeg\u0117 saul\u0117je, retinolio vartojim\u0105 reikia pristabdyti, nes jis gali tik sustiprinti paraudim\u0105 ir sudirgim\u0105.<\/li>\n\n\n\n<li class=\"translation-block\"><strong>Jei oda tampa jautri, suma\u017einkite naudojimo da\u017enum\u0105<\/strong> arba rinkit\u0117s \u0161velnesn\u0119 formul\u0119.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Nejnov\u011bj\u0161\u00ed dermatologick\u00e9 v\u00fdzkumy<\/h2>\n\n\n\n<p class=\"translation-block\">Ned\u00e1vn\u00e9 studie nazna\u010duj\u00ed, \u017ee \u00fa\u010dinky retinolu mohou b\u00fdt je\u0161t\u011b \u00fa\u010dinn\u011bj\u0161\u00ed v kombinaci s antioxidanty, jako je vitamin C nebo niacinamid.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"translation-block\">Studie z roku 2023 uk\u00e1zala, \u017ee kombinace retinolu a vitaminu C zvy\u0161uje odolnost pleti v\u016f\u010di UV z\u00e1\u0159en\u00ed, co\u017e m\u016f\u017ee sn\u00ed\u017eit riziko fotosenzitivity.<\/li>\n\n\n\n<li class=\"translation-block\">V\u011bdci tak\u00e9 zjistili, \u017ee i n\u00edzk\u00e9 koncentrace retinolu (0,05 %) mohou b\u00fdt p\u0159i pravideln\u00e9m pou\u017e\u00edv\u00e1n\u00ed stejn\u011b \u00fa\u010dinn\u00e9 jako siln\u011bj\u0161\u00ed receptury.<\/li>\n<\/ul>\n\n\n\n<p class=\"translation-block\">To znamen\u00e1, \u017ee k dosa\u017een\u00ed skv\u011bl\u00fdch v\u00fdsledk\u016f nen\u00ed nutn\u00e9 ihned pou\u017e\u00edvat nejsiln\u011bj\u0161\u00ed produkty \u2013 nejd\u016fle\u017eit\u011bj\u0161\u00ed je pravidelnost a trp\u011blivost.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Z\u00e1v\u011bre\u010dn\u00e9 pozn\u00e1mky<\/h2>\n\n\n\n<p>Retinol je siln\u00e1 aktivn\u00ed slo\u017eka, kterou lze pou\u017e\u00edvat po cel\u00fd rok, pokud jsou dodr\u017eov\u00e1na spr\u00e1vn\u00e1 bezpe\u010dnostn\u00ed opat\u0159en\u00ed. Trp\u011blivost a pravidelnost jsou kl\u00ed\u010dov\u00e9 pro dosa\u017een\u00ed optim\u00e1ln\u00edch v\u00fdsledk\u016f. V\u011bt\u0161ina lid\u00ed m\u016f\u017ee bezpe\u010dn\u011b za\u0159adit retinol do sv\u00e9 rutiny, pokud zvol\u00ed spr\u00e1vnou koncentraci a postupn\u011b zvy\u0161uje frekvenci pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n\n\n\n<p>A\u0165 u\u017e se rozhodnete za\u010d\u00edt pou\u017e\u00edvat retinol v l\u00e9t\u011b, v zim\u011b nebo mezi sez\u00f3nami, nejd\u016fle\u017eit\u011bj\u0161\u00ed pravidlo z\u016fst\u00e1v\u00e1 stejn\u00e9: naslouchejte sv\u00e9 pleti \u2013 a nikdy nezapom\u00ednejte na SPF.<\/p>","protected":false},"excerpt":{"rendered":"<p>Retinolis yra viena veiksmingiausi\u0173 odos prie\u017ei\u016bros priemoni\u0173 \u2013 jis padeda kovoti su rauk\u0161l\u0117mis, akne, nelygiu&hellip;<\/p>","protected":false},"author":5,"featured_media":1645,"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":[93,89],"tags":[],"class_list":["post-1644","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-anti-senejimas","category-oda"],"_links":{"self":[{"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/posts\/1644","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/comments?post=1644"}],"version-history":[{"count":6,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/posts\/1644\/revisions"}],"predecessor-version":[{"id":2177,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/posts\/1644\/revisions\/2177"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/media\/1645"}],"wp:attachment":[{"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/media?parent=1644"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/categories?post=1644"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dermatologyscience.institute\/cs\/wp-json\/wp\/v2\/tags?post=1644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}