{"id":7656,"date":"2026-11-04T12:37:28","date_gmt":"2026-11-04T12:37:28","guid":{"rendered":"https:\/\/www.sintrasaude.pt\/?p=7656"},"modified":"2026-11-04T12:37:41","modified_gmt":"2026-11-04T12:37:41","slug":"canetas-emagrecedoras","status":"publish","type":"post","link":"https:\/\/www.sintrasaude.pt\/en\/blog\/canetas-emagrecedoras\/","title":{"rendered":"Canetas emagrecedoras: o que deve saber antes de come\u00e7ar"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Nos \u00faltimos tempos, as chamadas \u201ccanetas emagrecedoras\u201d tornaram-se tema de conversa em todo o lado. E na consulta de Nutri\u00e7\u00e3o s\u00e3o cada vez mais as pessoas que perguntam se estes medicamentos podem ser uma op\u00e7\u00e3o para elas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mas como funcionam? Que benef\u00edcios podem trazer uma inje\u00e7\u00e3o para emagrecer? E o que \u00e9 importante ter em conta antes de come\u00e7ar?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vamos por partes.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">O que s\u00e3o as canetas emagrecedoras?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u00e3o medicamentos utilizados no tratamento da obesidade, como a&nbsp;<strong>semaglutida<\/strong>&nbsp;e a&nbsp;<strong>tirzepatida<\/strong>, que atuam sobre mecanismos hormonais envolvidos na regula\u00e7\u00e3o do apetite.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A semaglutida imita a a\u00e7\u00e3o do GLP-1, uma hormona que ajuda a regular o apetite. J\u00e1 a tirzepatida atua de forma semelhante, mas imita a a\u00e7\u00e3o de duas hormonas: o GLP-1 e o GIP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na pr\u00e1tica, ajudam a reduzir a fome, aumentam a sensa\u00e7\u00e3o de saciedade e podem atrasar o esvaziamento do est\u00f4mago.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mas n\u00e3o s\u00e3o indicados para todas as pessoas que querem perder peso. S\u00e3o geralmente utilizados em situa\u00e7\u00f5es de obesidade ou excesso de peso associado a problemas de sa\u00fade, sempre mediante avalia\u00e7\u00e3o m\u00e9dica.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Estes medicamentos exigem prescri\u00e7\u00e3o e acompanhamento m\u00e9dico.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quais s\u00e3o as vantagens?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Quando bem indicados, podem trazer benef\u00edcios importantes:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Perda de peso significativa, sobretudo quando o tratamento \u00e9 acompanhado por mudan\u00e7as na alimenta\u00e7\u00e3o e atividade f\u00edsica;<\/li>\n\n\n\n<li>Redu\u00e7\u00e3o da fome e do chamado \u201cru\u00eddo alimentar\u201d, aquela sensa\u00e7\u00e3o de estar constantemente a pensar em comida;<\/li>\n\n\n\n<li>Melhoria de alguns indicadores de sa\u00fade, como a glicemia, a tens\u00e3o arterial e o colesterol;<\/li>\n\n\n\n<li>Para algumas pessoas, maior facilidade em come\u00e7ar a mudar h\u00e1bitos alimentares.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">E os efeitos secund\u00e1rios?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Os mais frequentes s\u00e3o n\u00e1useas, v\u00f3mitos, diarreia, obstipa\u00e7\u00e3o, azia e desconforto abdominal. Costumam ser mais intensos no in\u00edcio do tratamento ou quando a dose aumenta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Existem tamb\u00e9m riscos menos frequentes, mas importantes, como problemas da ves\u00edcula biliar e pancreatite.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">E h\u00e1 outro aspeto que merece aten\u00e7\u00e3o:&nbsp;<strong>quando o apetite diminui muito, algumas pessoas acabam por comer menos do que precisam.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Isto pode comprometer a ingest\u00e3o de prote\u00edna, vitaminas e minerais e contribuir para a perda de massa muscular, fadiga ou car\u00eancias nutricionais. Uma inje\u00e7\u00e3o para emagrecer, n\u00e3o substitui uma boa alimenta\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Porque \u00e9 t\u00e3o importante o acompanhamento nutricional?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A caneta pode ajudar a comer menos. Mas comer menos n\u00e3o significa necessariamente comer melhor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mesmo com pouco apetite, o organismo continua a precisar de prote\u00edna, vitaminas, minerais e energia para funcionar bem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na consulta de <a href=\"https:\/\/www.sintrasaude.pt\/en\/nutricao\/\" data-type=\"page\" data-id=\"1409\">Nutrition<\/a>, trabalhamos precisamente esses aspetos:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Garantir uma ingest\u00e3o adequada de prote\u00edna e outros nutrientes;<\/li>\n\n\n\n<li>Ajudar a preservar a massa muscular, em conjunto com exerc\u00edcio de for\u00e7a;<\/li>\n\n\n\n<li>Adaptar as refei\u00e7\u00f5es para reduzir o desconforto digestivo;<\/li>\n\n\n\n<li>Criar h\u00e1bitos alimentares que possam ser mantidos a longo prazo.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">E h\u00e1 uma quest\u00e3o que n\u00e3o devemos deixar para o fim:&nbsp;<strong>o que acontece quando se deixa de utilizar a medica\u00e7\u00e3o?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os estudos mostram que o reganho de peso \u00e9 frequente ap\u00f3s a suspens\u00e3o. N\u00e3o se trata apenas de for\u00e7a de vontade ou de ter bons h\u00e1bitos. A obesidade \u00e9 uma doen\u00e7a cr\u00f3nica e, em muitos casos, pode ser necess\u00e1rio um plano de tratamento e acompanhamento prolongado.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9 por isso que faz sentido trabalhar a alimenta\u00e7\u00e3o desde o in\u00edcio, e n\u00e3o apenas quando chega a altura de parar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As canetas emagrecedoras podem ser uma ferramenta importante. Mas o objetivo n\u00e3o deve ser apenas ver o n\u00famero na balan\u00e7a a descer.<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>Perder peso de forma saud\u00e1vel, preservar a massa muscular e encontrar uma forma sustent\u00e1vel de cuidar da alimenta\u00e7\u00e3o \u00e9 igualmente importante.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na\u00a0Cl\u00ednica Sintra Sa\u00fade, o acompanhamento nutricional \u00e9 adaptado \u00e0s necessidades de cada pessoa, quer esteja a iniciar, a manter ou a terminar um tratamento para perda de peso.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-3e41869c wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.sintrasaude.pt\/en\/marcacoes\/\" style=\"border-top-left-radius:6px;border-top-right-radius:6px;border-bottom-left-radius:6px;border-bottom-right-radius:6px;background-color:#163c39\">Pedir Marca\u00e7\u00e3o de Consulta de Nutri\u00e7\u00e3o<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Artigos relacionados:<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-cl-nica-sintra-saude wp-block-embed-cl-nica-sintra-saude\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"hILCAY9YVs\"><a href=\"https:\/\/www.sintrasaude.pt\/en\/blog\/5-estrategias-para-perder-peso\/\">5 estrat\u00e9gias para perder peso<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201c5 estrat\u00e9gias para perder peso\u201d \u2014 Cl\u00ednica Sintra Saude\" src=\"https:\/\/www.sintrasaude.pt\/blog\/5-estrategias-para-perder-peso\/embed\/#?secret=C9ERitOytP#?secret=hILCAY9YVs\" data-secret=\"hILCAY9YVs\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-cl-nica-sintra-saude wp-block-embed-cl-nica-sintra-saude\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"RjH4TaPkZN\"><a href=\"https:\/\/www.sintrasaude.pt\/en\/blog\/conceito-paleo\/\">Conceito Paleo: ser\u00e1 para mim<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u201cConceito Paleo: ser\u00e1 para mim\u201d \u2014 Cl\u00ednica Sintra Saude\" src=\"https:\/\/www.sintrasaude.pt\/blog\/conceito-paleo\/embed\/#?secret=FhCbkzldWH#?secret=RjH4TaPkZN\" data-secret=\"RjH4TaPkZN\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>","protected":false},"excerpt":{"rendered":"<p>Nos \u00faltimos tempos, as chamadas \u201ccanetas emagrecedoras\u201d tornaram-se tema de conversa em todo o lado. E na consulta de Nutri\u00e7\u00e3o s\u00e3o cada vez mais as pessoas que perguntam se estes medicamentos podem ser uma op\u00e7\u00e3o para elas. Mas como funcionam? Que benef\u00edcios podem trazer uma inje\u00e7\u00e3o para emagrecer? E o que \u00e9 importante ter em [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":7657,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[237,239,238],"class_list":["post-7656","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nutricao","tag-emagrecer","tag-gip","tag-glp-1"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Canetas emagrecedoras: o que deve saber antes de come\u00e7ar - Cl\u00ednica Sintra Saude<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sintrasaude.pt\/en\/blog\/canetas-emagrecedoras\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Canetas emagrecedoras: o que deve saber antes de come\u00e7ar - Cl\u00ednica Sintra Saude\" \/>\n<meta property=\"og:description\" content=\"Nos \u00faltimos tempos, as chamadas \u201ccanetas emagrecedoras\u201d tornaram-se tema de conversa em todo o lado. 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