{"id":7420,"date":"2023-03-23T14:08:36","date_gmt":"2023-03-23T17:08:36","guid":{"rendered":"http:\/\/metropoleemfoco.com.br\/?p=7420"},"modified":"2023-03-29T15:20:16","modified_gmt":"2023-03-29T18:20:16","slug":"melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio","status":"publish","type":"post","link":"http:\/\/metropoleemfoco.com.br\/?p=7420","title":{"rendered":"Melatonina n\u00e3o \u00e9 rem\u00e9dio para dormir nem suplemento, mas \u00e9 essencial para o sono; veja 6 pontos sobre o horm\u00f4nio"},"content":{"rendered":"<div class=\"row content-head non-featured \">\n<div class=\"title\" data-block-type=\"title\" data-block-id=\"0\">\n<h1 class=\"content-head__title\"><span style=\"font-size: 16px;\">Venda da melatonina em farm\u00e1cias foi autorizada em 2021 pela Anvisa. No entanto, especialistas alertam que, por ser tratar de um horm\u00f4nio, subst\u00e2ncia s\u00f3 deve ser usada com indica\u00e7\u00e3o e acompanhamento.<\/span><\/h1>\n<\/div>\n<\/div>\n<div class=\"content__signa-share\">\n<div class=\"content__share-bar content__share-bar--cloned\" data-position=\"upper\"><\/div>\n<\/div>\n<hr class=\"content__divider \" \/>\n<div class=\"mc-article-body\">\n<article>\n<div id=\"chunk-b1ivv\">\n<div class=\"row medium-uncollapsed content-media content-photo\" data-block-type=\"backstage-photo\" data-block-id=\"1\">\n<div class=\"mc-column content-media__container\">\n<div class=\"content-media-container glb-skeleton-box\">\n<figure class=\"content-media-figure\"><img decoding=\"async\" class=\"i-amphtml-fill-content i-amphtml-replaced-content\" src=\"https:\/\/s2.glbimg.com\/IlYA2zvXBruJEjpT-IqGRFI8R8I=\/0x0:6016x4016\/984x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2023\/X\/5\/TWOJNyRAeXjjad9CUFlg\/mulher-com-sono-atingindo-segurando-o-despertador.jpg\" sizes=\"(max-width: 1280px) 648px, 100vw\" srcset=\"https:\/\/s2.glbimg.com\/8pMOwrX9ooIv3nVSrQHx61V7NrU=\/0x0:6016x4016\/1000x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2023\/X\/5\/TWOJNyRAeXjjad9CUFlg\/mulher-com-sono-atingindo-segurando-o-despertador.jpg 1000w, https:\/\/s2.glbimg.com\/IlYA2zvXBruJEjpT-IqGRFI8R8I=\/0x0:6016x4016\/984x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2023\/X\/5\/TWOJNyRAeXjjad9CUFlg\/mulher-com-sono-atingindo-segurando-o-despertador.jpg 984w, https:\/\/s2.glbimg.com\/uHH5rg2WfuciQGqsraZAaQpWWsc=\/0x0:6016x4016\/640x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2023\/X\/5\/TWOJNyRAeXjjad9CUFlg\/mulher-com-sono-atingindo-segurando-o-despertador.jpg 640w, https:\/\/s2.glbimg.com\/FOQNeGFZTIfCGJcCkAhVsonnBjY=\/0x0:6016x4016\/600x0\/smart\/filters:strip_icc()\/i.s3.glbimg.com\/v1\/AUTH_59edd422c0c84a879bd37670ae4f538a\/internal_photos\/bs\/2023\/X\/5\/TWOJNyRAeXjjad9CUFlg\/mulher-com-sono-atingindo-segurando-o-despertador.jpg 600w\" alt=\"A melatonina s\u00f3 deve ser usada com indica\u00e7\u00e3o m\u00e9dica \u2014 Foto: jcomp no Freepik\" \/><\/figure>\n<\/div>\n<p class=\"content-media__description \">A melatonina s\u00f3 deve ser usada com indica\u00e7\u00e3o m\u00e9dica \u2014 Foto: jcomp no Freepik<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-5r1c4\">\n<div class=\"mc-column mc-side-item__container\" data-block-type=\"ads\" data-block-id=\"2\">\n<div class=\"mc-side-item mc-side-item--right content-ads content-ads--side-ad\">\n<div id=\"banner_materia1\" class=\"tag-manager-publicidade-container tag-manager-publicidade-banner_materia1 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-google-query-id=\"CMv284vD8v0CFc9MuAQdQM0Org\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_0__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-16e0d\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"52\" data-block-id=\"3\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Voc\u00ea j\u00e1 ouviu algu\u00e9m falar que toma\u00a0<strong>melatonina para dormir<\/strong>? Por vezes, ela \u00e9 vista como um<strong>\u00a0rem\u00e9dio<\/strong>, mas a melatonina \u00e9, na verdade,\u00a0<strong>um horm\u00f4nio produzido pelo nosso pr\u00f3prio organismo<\/strong>. Em algumas situa\u00e7\u00f5es, o que ocorre \u00e9 a\u00a0<strong>suplementa\u00e7\u00e3o\u00a0<\/strong>desse horm\u00f4nio. Mas aten\u00e7\u00e3o:<strong>\u00a0ela s\u00f3 deve ser tomada com orienta\u00e7\u00e3o m\u00e9dica.<\/strong><\/p>\n<\/div>\n<\/div>\n<div class=\"wall protected-content\">\n<div id=\"chunk-c0cnj\">\n<div id=\"inicio\" class=\"anchor-position\"><\/div>\n<\/div>\n<div id=\"chunk-43m27\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"4\">\n<div id=\"banner_materia2\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia2 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia2\" data-google-query-id=\"CMSbg47D8v0CFWZKuAQdjiMPwA\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_3__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-dme45\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"8\" data-block-id=\"5\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\"><em>\ud83d\udc8a Ao longo desta reportagem, vamos explicar:<\/em><\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"44\" data-block-id=\"6\">\n<p class=\"content-text__container\">\n<ol class=\"content-ordered-list theme-ordered-list-color-primary\">\n<li><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#oqueemelatonina\">O que \u00e9 a melatonina e como ela \u00e9 produzida?<\/a><\/li>\n<li><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#paraquemmelatonina\">Para quem a melatonina \u00e9 indicada?<\/a><\/li>\n<li><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#suplemento\">A melatonina \u00e9 um suplemento alimentar?<\/a><\/li>\n<li><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#organismo\">Como estimular a melatonina do pr\u00f3prio organismo?<\/a><\/li>\n<li><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#prescricao\">Quais os riscos de tomar melatonina sem prescri\u00e7\u00e3o? E em excesso?<\/a><\/li>\n<li><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#crianca\">Crian\u00e7a pode tomar melatonina?<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-dmumg\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"17\" data-block-id=\"7\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\"><strong>\ud83d\udd14 Quer receber dicas de programas culturais em S\u00e3o Paulo? Clique\u00a0<\/strong><a class=\"\" href=\"https:\/\/chat.whatsapp.com\/D81E5oJ2nRR18EBOfqQkF2\" target=\"_blank\" rel=\"noopener\"><strong>aqui\u00a0<\/strong><\/a><strong>e participe da nossa comunidade.<\/strong><\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-6envt\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"40\" data-block-id=\"8\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Outro\u00a0<strong>erro\u00a0<\/strong>quando o assunto \u00e9 melatonina \u00e9 classific\u00e1-la como\u00a0<strong>horm\u00f4nio do sono.\u00a0<\/strong>A<strong>\u00a0<\/strong>melatonina \u00e9 o\u00a0<strong>horm\u00f4nio que prepara o nosso corpo para dormir.\u00a0<\/strong>Essa produ\u00e7\u00e3o \u00e9 sempre noturna. Por isso, ela pode ser considerada um\u00a0<strong>horm\u00f4nio da escurid\u00e3o<\/strong>.<\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"36\" data-block-id=\"9\">\n<p class=\"content-text__container\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>&#8220;A melatonina s\u00f3 \u00e9 produzida na aus\u00eancia de est\u00edmulo luminoso. Ela informa o nosso corpo de que \u00e9 noite e que o processo de dormir pode ser iniciado&#8221;, diz Sandra Doria, pesquisadora do Instituto do Sono.<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-4p8j9\">\n<div class=\"bs-video-block mc-column  content-media content-video\" data-block-type=\"backstage-video\" data-block-id=\"10\">\n<div class=\"content-media__container\">\n<div class=\"content-video__bigger-player-description-fixer\">\n<article class=\"content-video\">\n<section class=\"content-video__video-container\">\n<div class=\"content-video__video\">\n<div class=\"content-video__placeholder\" data-video-id=\"6311347\" data-video-has-viewport-play=\"True\"><img decoding=\"async\" class=\"content-video__placeholder__thumb\" title=\"Melatonina faz a diferen\u00e7a na vida de quem tem problema para dormir\" src=\"https:\/\/s04.video.glbimg.com\/x240\/6311347.jpg\" alt=\"Melatonina faz a diferen\u00e7a na vida de quem tem problema para dormir\" \/><\/div>\n<div id=\"wp3-player-2\" class=\"clappr-player\" tabindex=\"9999\" data-player=\"\">\n<div class=\"dfp-ad-overlay dfp-ad-overlay--poster-mode\"><\/div>\n<div class=\"media-control media-control-hide h720 w960\">\n<div class=\"media-control-panel\">\n<div class=\"media-control-panel__modal\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/article>\n<\/div>\n<p class=\"content-media__description\">Melatonina faz a diferen\u00e7a na vida de quem tem problema para dormir<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-4akv6\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"11\">\n<div id=\"banner_materia__1fda2d83-47ee-40d5-b43b-8ab38f2777d6\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__1fda2d83-47ee-40d5-b43b-8ab38f2777d6 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__1fda2d83-47ee-40d5-b43b-8ab38f2777d6\" data-google-query-id=\"COSS_Y3D8v0CFfxNuAQd_tkJ8Q\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_4__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-7ncsk\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"43\" data-block-id=\"12\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Jos\u00e9 Cipolla Neto, professor de fisiologia no Instituto de Ci\u00eancias Biom\u00e9dicas da USP e pesquisador sobre os efeitos fisiol\u00f3gicos e mecanismos de a\u00e7\u00e3o da melatonina, explica que a subst\u00e2ncia \u00e9 respons\u00e1vel por todas as mudan\u00e7as no nosso corpo para o per\u00edodo de repouso.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-4jrjc\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"59\" data-block-id=\"13\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Ela sinaliza para o nosso sistema nervoso, portanto, o nosso organismo como um todo,\u00a0<strong>que acabou o dia e come\u00e7ou a noite<\/strong>. Ou seja,\u00a0<strong>ela \u00e9 a grande respons\u00e1vel por todas as mudan\u00e7as fisiol\u00f3gicas do nosso organismo para o per\u00edodo di\u00e1rio de repouso \u2013\u00a0<\/strong>sono, mudan\u00e7as metab\u00f3licas, cardiovasculares, respirat\u00f3rias, digestoras, end\u00f3crinas e imunol\u00f3gicas, todas elas t\u00edpicas do repouso humano&#8221;.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-192a0\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"57\" data-block-id=\"14\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A melatonina teve a\u00a0<a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2022\/01\/01\/melatonina-hormonio-do-sono-esta-liberado-no-brasil-mas-medicos-pedem-cautela.ghtml\">comercializa\u00e7\u00e3o liberada no Brasil em 2021 pela Anvisa.<\/a>\u00a0Ou seja, a subst\u00e2ncia pode ser encontrada em farm\u00e1cias e ser vendida sem a necessidade de prescri\u00e7\u00e3o m\u00e9dica. De acordo com a Anvisa, ela est\u00e1 liberada para pessoas com idade igual ou maior que 19 anos e para o consumo m\u00e1ximo di\u00e1rio de 0,21 mg.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-9q5bj\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"20\" data-block-id=\"15\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Especialistas refor\u00e7am que, mesmo com a venda liberada no pa\u00eds,\u00a0<strong>a melatonina s\u00f3 deve ser usada com indica\u00e7\u00e3o m\u00e9dica<\/strong>.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-1khhg\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"2\" data-block-id=\"16\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"12\" data-block-id=\"19\">\n<p class=\"content-text__container\">\n<div class=\"content-intertitle\">\n<h2>1 &#8211; O que \u00e9 a melatonina e como ela \u00e9 produzida?<\/h2>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-6o1gp\">\n<div id=\"oqueemelatonina\" class=\"anchor-position\"><\/div>\n<\/div>\n<div id=\"chunk-b3bhc\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"39\" data-block-id=\"20\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A melatonina \u00e9 um horm\u00f4nio produzido pela\u00a0<strong>gl\u00e2ndula pineal<\/strong>, uma estrutura que fica bem no centro do c\u00e9rebro. A escurid\u00e3o faz com que essa gl\u00e2ndula comece a produzir melatonina, enquanto a luz faz com que essa produ\u00e7\u00e3o pare.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-c0sg9\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"49\" data-block-id=\"21\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">O papel da melatonina\u00a0<strong>\u00e9 sinalizar para os \u00f3rg\u00e3os humanos que a noite chegou e preparar o organismo para adormecer<\/strong>. Ela \u00e9 a grande respons\u00e1vel por todas as mudan\u00e7as fisiol\u00f3gicas do nosso corpo para o per\u00edodo di\u00e1rio de repouso \u2013 sono, mudan\u00e7as metab\u00f3licas, cardiovasculares, respirat\u00f3rias, digestoras, end\u00f3crinas e imunol\u00f3gicas.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-2dcpn\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"22\">\n<div id=\"banner_materia__60bd641b-a85c-4d9b-91e5-627e87050dc6\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__60bd641b-a85c-4d9b-91e5-627e87050dc6 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__60bd641b-a85c-4d9b-91e5-627e87050dc6\" data-google-query-id=\"COzds4_D8v0CFYNPuAQdfY8PLA\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_6__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-f3ggr\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"33\" data-block-id=\"23\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A produ\u00e7\u00e3o de melatonina \u00e9 interrompida ao raiar do dia.\u00a0<strong>Isso prepara o corpo para despertar e se preparar para atividades di\u00e1rias.\u00a0<\/strong>Enquanto a melatonina \u00e9 produzida normalmente,\u00a0<strong>ela garante um sono saud\u00e1vel.<\/strong><\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"18\" data-block-id=\"24\">\n<p class=\"content-text__container\">\n<blockquote class=\"content-blockquote theme-border-color-primary-before\"><p>O pico m\u00e1ximo de produ\u00e7\u00e3o ocorre em torno das 2h, 3h da madrugada, variando de pessoa para pessoa.<\/p><\/blockquote>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-fppb1\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"33\" data-block-id=\"25\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A melatonina criada dentro do corpo \u00e9 conhecida como\u00a0<strong>melatonina end\u00f3gena<\/strong>, mas o horm\u00f4nio tamb\u00e9m pode ser produzido externamente. A\u00a0<strong>melatonina ex\u00f3gena<\/strong>\u00a0\u00e9 normalmente produzida sinteticamente em laborat\u00f3rio e vendida como comprimido, c\u00e1psula.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-4uuuc\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"38\" data-block-id=\"26\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Alguns fatores podem interferir e\u00a0<strong>at\u00e9 bloquear a produ\u00e7\u00e3o da melatonina<\/strong>: a luz (principalmente a azul, proveniente dos celulares, tablets e televis\u00e3o), rem\u00e9dios e a idade, pois a produ\u00e7\u00e3o de melatonina cai com o passar dos anos.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-dqts9\">\n<div class=\"row medium-uncollapsed content-media content-photo\" data-block-type=\"backstage-photo\" data-block-id=\"28\">\n<div class=\"mc-column content-media__container\">\n<div class=\"content-media-container glb-skeleton-box\"><\/div>\n<p class=\"content-media__description \">Melatonina \u00e9 a grande respons\u00e1vel por todas as mudan\u00e7as fisiol\u00f3gicas do nosso organismo para o per\u00edodo di\u00e1rio de repouso \u2014 Foto: TV Globo<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-cikml\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"29\">\n<div id=\"banner_materia__93cd8d7f-9de5-4039-9837-fb186bd85e92\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__93cd8d7f-9de5-4039-9837-fb186bd85e92 tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__93cd8d7f-9de5-4039-9837-fb186bd85e92\" data-google-query-id=\"CIz0yY_D8v0CFVpRuAQdBcwK4Q\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_7__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"8\" data-block-id=\"30\">\n<p class=\"content-text__container\">\n<div class=\"content-intertitle\">\n<h2>2 &#8211; Para quem a melatonina \u00e9 indicada?<\/h2>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-47cs5\">\n<div id=\"paraquemmelatonina\" class=\"anchor-position\"><\/div>\n<\/div>\n<div id=\"chunk-a8onq\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"51\" data-block-id=\"31\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Estudos j\u00e1 apontaram que a melatonina pode melhorar o sono em certos casos,\u00a0<strong>mas seu uso deve ser feito apenas com recomenda\u00e7\u00e3o de um especialista.\u00a0<\/strong>&#8220;N\u00e3o se deve tomar melatonina\u00a0<strong>a n\u00e3o ser que seja preciso<\/strong>. Al\u00e9m disso, a dosagem, formula\u00e7\u00e3o, hor\u00e1rio da administra\u00e7\u00e3o, tudo deve ser rigorosamente controlado&#8221;, alerta Cipolla.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-4519i\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"53\" data-block-id=\"32\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Sabemos hoje que jovens produzem mais melatonina e que com o passar da idade existe uma redu\u00e7\u00e3o de produ\u00e7\u00e3o. Tamb\u00e9m sabemos que betabloqueadores reduzem a produ\u00e7\u00e3o de melatonina, que diab\u00e9ticos e pessoas com obesidade tamb\u00e9m produzem menos&#8221;, complementa Marcio Mancini, vice-presidente do Departamento de Obesidade da Sociedade Brasileira de Endocrinologia e Metabologia (SBEM).<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-5cah0\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"33\">\n<div id=\"banner_materia__b0fa96b1-0ec5-4807-b114-fb7da3ce721b\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__b0fa96b1-0ec5-4807-b114-fb7da3ce721b tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__b0fa96b1-0ec5-4807-b114-fb7da3ce721b\" data-google-query-id=\"CKCryo_D8v0CFTdLuAQdQSsMPw\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_8__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-3r8q9\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"53\" data-block-id=\"34\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Segundo Dalva Poyares, m\u00e9dica especialista em Medicina do Sono, a melatonina \u00e9 indicada em algumas situa\u00e7\u00f5es restritas: alguns pacientes com transtorno do espectro autista (TEA), pacientes com defici\u00eancia visual (ajuda a sincronizar o ritmo do sono-vigil\u00eda) e pacientes com dist\u00farbio de ritmo circadiano (quando a libera\u00e7\u00e3o do horm\u00f4nio ocorre fora do ritmo normal).<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-158tk\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"28\" data-block-id=\"35\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\"><strong>\ud83e\udd71 E para a ins\u00f4nia?\u00a0<\/strong>Poyares explica que a melatonina pode ajudar a iniciar o sono, mas\u00a0<strong>n\u00e3o \u00e9 uma subst\u00e2ncia aprovada e indicada<\/strong>\u00a0para a\u00a0<strong>INS\u00d4NIA<\/strong>.<\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"8\" data-block-id=\"37\">\n<p class=\"content-text__container\">\n<div class=\"content-intertitle\">\n<h2>3 &#8211; A melatonina \u00e9 um suplemento alimentar?<\/h2>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-9mc68\">\n<div id=\"suplemento\" class=\"anchor-position\"><\/div>\n<\/div>\n<div id=\"chunk-1ucoj\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"30\" data-block-id=\"38\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Os especialistas ouvidos pelo\u00a0<strong>g1\u00a0<\/strong>explicam que, apesar de a melatonina ter sido aprovada pela Anvisa como suplemento alimentar, ela \u00e9 um\u00a0<strong>NEUROHORM\u00d4NIO\u00a0<\/strong>e deve ser indicada de\u00a0<strong>maneira racional<\/strong>.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-daiic\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"39\">\n<div id=\"banner_materia__6d972d27-4f19-4da0-87e5-f7b1cb484f9b\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__6d972d27-4f19-4da0-87e5-f7b1cb484f9b tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__6d972d27-4f19-4da0-87e5-f7b1cb484f9b\" data-google-query-id=\"CKjy4Y_D8v0CFTBNuAQd_JMD8w\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_9__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-ffjjf\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"52\" data-block-id=\"40\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;N\u00e3o \u00e9 porque ela pode ser encontrada em outros organismos vivos, como animais e plantas que a torna, para o ser humano, um &#8216;suplemente alimentar&#8217;. No organismo humano, seja a produzida endogenamente, seja a ingerida terapeuticamente,\u00a0<strong>ela funcionar\u00e1 como um horm\u00f4nio, com fun\u00e7\u00f5es complexas e que devem ser rigorosamente controladas<\/strong>&#8220;, refor\u00e7a Cipolla.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-450ms\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"34\" data-block-id=\"41\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Apesar de ser vendida e estar nessa categoria, ela \u00e9 um horm\u00f4nio.\u00a0<strong>N\u00e3o \u00e9 comum um horm\u00f4nio ser considerado suplemento alimentar.<\/strong>\u00a0Suplemento alimentar entra no g\u00eanero de amino\u00e1cidos, prote\u00ednas, vitaminas, sais minerais&#8221;, completa Poyares.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-f3h2d\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"3\" data-block-id=\"42\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\"><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#inicio\">Voltar ao in\u00edcio<\/a><\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-btvs5\">\n<div class=\"row medium-uncollapsed content-media content-photo\" data-block-type=\"backstage-photo\" data-block-id=\"43\">\n<div class=\"mc-column content-media__container\">\n<div class=\"content-media-container glb-skeleton-box\"><\/div>\n<p class=\"content-media__description \">Enquanto a melatonina \u00e9 produzida normalmente, ela garante um sono saud\u00e1vel \u2014 Foto: Canva<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"9\" data-block-id=\"44\">\n<p class=\"content-text__container\">\n<div class=\"content-intertitle\">\n<h2>4 &#8211; Como estimular a melatonina do pr\u00f3prio organismo?<\/h2>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"32\" data-block-id=\"46\">\n<p class=\"content-text__container\">\n<ul class=\"content-unordered-list\">\n<li>Expor-se a luz durante o dia (solar, de prefer\u00eancia)<\/li>\n<li>Diminuir a intensidade da luz \u00e0 noite (para ajudar na produ\u00e7\u00e3o do horm\u00f4nio)<\/li>\n<li>Evitar computador, celulares e tabletes duas horas antes de dormir<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"13\" data-block-id=\"48\">\n<p class=\"content-text__container\">\n<div class=\"content-intertitle\">\n<h2>5 &#8211; Quais os riscos de tomar melatonina sem prescri\u00e7\u00e3o? E em excesso?<\/h2>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-ogd\">\n<div id=\"prescricao\" class=\"anchor-position\"><\/div>\n<\/div>\n<div id=\"chunk-ek1ef\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"37\" data-block-id=\"49\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">A melatonina em excesso pode quebrar a ciclicidade que existe nas 24 horas do dia. &#8220;Se eu tomar uma dose supra-fisiol\u00f3gica (elevada), essa dose pode prejudicar a queda natural de melatonina que ocorre pela manh\u00e3&#8221;, ressalta Poyares.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-1l3s1\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"31\" data-block-id=\"50\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Em altas doses e tomada sem orienta\u00e7\u00e3o, a melatonina pode causar efeitos indesej\u00e1veis, como sonol\u00eancia durante o dia, tontura, dor de cabe\u00e7a, n\u00e1useas. Tamb\u00e9m pode provocar pesadelos, fadiga, falta de concentra\u00e7\u00e3o.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-7a94v\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"51\">\n<div id=\"banner_materia__6fe34e8c-9a82-42d0-aa22-cb40a7f91c6f\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__6fe34e8c-9a82-42d0-aa22-cb40a7f91c6f tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__6fe34e8c-9a82-42d0-aa22-cb40a7f91c6f\" data-google-query-id=\"CO3UnpHD8v0CFTZIuAQdZ64Hwg\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_11__container__\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-db9m9\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"69\" data-block-id=\"52\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Nosso organismo tem muitos mecanismos que fazem com que a melatonina deixe de ser produzida e circule no nosso sangue assim que amanhece. Quando se toma uma melatonina farmacol\u00f3gica, a dosagem deve ser estudada para cada paciente de tal forma que o paciente, tomando-a de noite, antes de dormir, ao acordar n\u00e3o tenha mais nenhuma melatonina circulante. N\u00e3o pode haver escape de melatonina circulante durante a manh\u00e3&#8221;, alerta Cipolla.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-43m2q\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"3\" data-block-id=\"53\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\"><a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/23\/melatonina-nao-e-remedio-para-dormir-nem-suplemento-mas-e-essencial-para-o-sono-veja-6-pontos-sobre-o-hormonio.ghtml#inicio\">Voltar ao in\u00edcio<\/a><\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"6\" data-block-id=\"54\">\n<p class=\"content-text__container\">\n<div class=\"content-intertitle\">\n<h2>6 &#8211; Crian\u00e7a pode tomar melatonina?<\/h2>\n<\/div>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-cpd5j\">\n<div id=\"crianca\" class=\"anchor-position\"><\/div>\n<\/div>\n<div id=\"chunk-eski6\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"19\" data-block-id=\"55\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Sim, mas somente em\u00a0<strong>condi\u00e7\u00f5es cl\u00ednicas que indiquem a melatonina como tratamento e somente com orienta\u00e7\u00e3o m\u00e9dica<\/strong>, alerta Cipolla.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-7q4kc\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"34\" data-block-id=\"56\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">No ano passado, a Academia Americana do Sono (AASM, na sigla em ingl\u00eas) emitiu novas recomenda\u00e7\u00f5es sobre a melatonina,\u00a0<strong>pedindo que os pais evitem a administra\u00e7\u00e3o do horm\u00f4nio sem a indica\u00e7\u00e3o de um profissional.<\/strong><\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-1vg3n\">\n<div class=\"content-ads content-ads--reveal\" data-block-type=\"ads\" data-block-id=\"57\">\n<div id=\"banner_materia__89357e7b-bc16-4206-bdbf-1986fe5dc5ba\" class=\"tag-manager-publicidade-container mc-has-reveal mc-has-ad-lazyload tag-manager-publicidade-banner_materia__89357e7b-bc16-4206-bdbf-1986fe5dc5ba tag-manager-publicidade-container--carregado tag-manager-publicidade-container--visivel\" data-id=\"banner_materia__89357e7b-bc16-4206-bdbf-1986fe5dc5ba\" data-google-query-id=\"COiLy5HD8v0CFZSRlQIddpQNrg\">\n<div id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_12__container__\"><iframe id=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_12\" tabindex=\"0\" title=\"3rd party ad content\" role=\"region\" name=\"google_ads_iframe_\/95377733\/tvg_G1\/Saude_12\" width=\"970\" height=\"250\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" aria-label=\"Advertisement\" data-load-complete=\"true\" data-google-container-id=\"d\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"chunk-1brh6\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"17\" data-block-id=\"58\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">Entre as medidas para ajudar na hora de dormir, a AASM sugere\u00a0<a class=\"\" href=\"https:\/\/g1.globo.com\/saude\/noticia\/2023\/03\/01\/posso-levar-o-celular-para-a-cama-saiba-qual-e-a-receita-basica-da-higiene-do-sono-para-dormir-bem.ghtml\"><strong>bons h\u00e1bitos de sono<\/strong><\/a>, como:<\/p>\n<\/div>\n<\/div>\n<div class=\"mc-column content-text active-extra-styles\" data-block-type=\"raw\" data-block-weight=\"27\" data-block-id=\"59\">\n<p class=\"content-text__container\">\n<ul class=\"content-unordered-list\">\n<li>Ter um hor\u00e1rio regular para dormir e acordar<\/li>\n<li>Ter uma rotina de dormir<\/li>\n<li>Limitar o tempo de tela \u00e0 medida que a hora de dormir se aproxima<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>\n<div id=\"chunk-9iub9\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"48\" data-block-id=\"60\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">&#8220;Embora a melatonina possa ser \u00fatil no tratamento de certos dist\u00farbios do sono-vig\u00edlia, como o jet lag, h\u00e1 muito menos evid\u00eancias de que pode ajudar crian\u00e7as ou adultos saud\u00e1veis a adormecer mais r\u00e1pido&#8221;, disse o pneumologista e especialista em medicina do sono e cuidados intensivos M. Adeel Rishi.<\/p>\n<\/div>\n<\/div>\n<div id=\"chunk-3q034\">\n<div class=\"mc-column content-text active-extra-styles \" data-block-type=\"unstyled\" data-block-weight=\"36\" data-block-id=\"61\">\n<p class=\"content-text__container \" data-track-category=\"Link no Texto\" data-track-links=\"\">No Brasil, a Anvisa indica a melatonina para pessoas com idade igual ou maior que 19 anos. &#8220;Pessoas com enfermidades ou que usem medicamentos dever\u00e3o consultar seu m\u00e9dico antes de consumir a subst\u00e2ncia&#8221;, diz a ag\u00eancia.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Venda da melatonina em farm\u00e1cias foi autorizada em 2021 pela Anvisa. No entanto, especialistas alertam que, por ser tratar de<\/p>\n","protected":false},"author":1,"featured_media":7434,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[9],"tags":[],"class_list":["post-7420","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saude"],"_links":{"self":[{"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/posts\/7420","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7420"}],"version-history":[{"count":1,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/posts\/7420\/revisions"}],"predecessor-version":[{"id":7435,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/posts\/7420\/revisions\/7435"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=\/wp\/v2\/media\/7434"}],"wp:attachment":[{"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7420"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7420"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/metropoleemfoco.com.br\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7420"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}