{"id":14463,"date":"2026-06-02T13:50:25","date_gmt":"2026-06-02T11:50:25","guid":{"rendered":"https:\/\/www.alivitpharm.com\/?page_id=14463"},"modified":"2026-06-03T09:59:11","modified_gmt":"2026-06-03T07:59:11","slug":"epigallocatechin-gallate","status":"publish","type":"page","link":"https:\/\/www.alivitpharm.com\/pt\/epigallocatechin-gallate\/","title":{"rendered":"Epigalocatequina Galato"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"14463\" class=\"elementor elementor-14463\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-fe54679 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"fe54679\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c5bdc82\" data-id=\"c5bdc82\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-06293a7 elementor-widget elementor-widget-heading\" data-id=\"06293a7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Epigalocatequina Galato<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51058fd elementor-widget elementor-widget-image\" data-id=\"51058fd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.alivitpharm.com\/wp-content\/uploads\/2022\/10\/pill.png\" title=\"pill\" alt=\"Pill\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4f4557e elementor-widget elementor-widget-text-editor\" data-id=\"4f4557e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Epigalocatequina-3-Galato<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9d98309 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9d98309\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0404c90\" data-id=\"0404c90\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f315389 elementor-widget elementor-widget-text-editor\" data-id=\"f315389\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>O galato de epigalocatequina (EGCG)<\/strong> \u00e9 a principal catequina do ch\u00e1 verde, com propriedades antioxidantes e potencial quimiopreventivo (previne o desenvolvimento de doen\u00e7as malignas).<\/span><\/span><\/p><p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong> O que \u00e9 o EGCG?<\/strong>\u00a0O EGCG \u00e9 a principal catequina que se encontra no ch\u00e1 verde <em>(Camellia sinensis)<\/em>.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Os polifen\u00f3is (flavonoides) do ch\u00e1 verde, incluindo o EGCG, possuem atividade antioxidante, reduzem os danos oxidativos no ADN e inibem a forma\u00e7\u00e3o de carcin\u00f3genos (por exemplo, nitrosaminas).<\/span><\/span><\/p><p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>Efeitos metab\u00f3licos e glic\u00e9micos:<\/strong> Uma revis\u00e3o sistem\u00e1tica\/meta-an\u00e1lise de 2025, com 41 ensaios cl\u00ednicos randomizados, constatou que a suplementa\u00e7\u00e3o com EGCG resultou em redu\u00e7\u00f5es modestas da glicemia em jejum e da HbA1c. <\/span><\/span><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">O efeito sobre a insulina em jejum n\u00e3o foi significativo, e a melhoria global do controlo glic\u00e9mico foi considerada improv\u00e1vel de ser clinicamente relevante como interven\u00e7\u00e3o isolada para a maioria das popula\u00e7\u00f5es.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b3bb1b elementor-widget elementor-widget-image\" data-id=\"0b3bb1b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.alivitpharm.com\/wp-content\/uploads\/2022\/09\/leaves.png\" title=\"leaves\" alt=\"Leaves\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ad0bc95 elementor-widget elementor-widget-text-editor\" data-id=\"ad0bc95\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>Dados oncol\u00f3gicos e radioprotetores:<\/strong> O ch\u00e1 verde\/EGCG est\u00e1 a ser investigado para a preven\u00e7\u00e3o do cancro, com poss\u00edvel benef\u00edcio na preven\u00e7\u00e3o de alguns tipos de cancro (bexiga, es\u00f3fago, p\u00e2ncreas).<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Um grande estudo randomizado controlado com extrato de ch\u00e1 verde padronizado para 150 mg de EGCG duas vezes por dia durante 3 anos em 879 doentes com adenomas colorretais pr\u00e9vios mostrou uma redu\u00e7\u00e3o n\u00e3o significativa da recorr\u00eancia do adenoma.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Num modelo murino e numa coorte de doentes submetidos a radioterapia, a profilaxia oral com EGCG reduziu os danos intestinais induzidos pela radia\u00e7\u00e3o, associados \u00e0 modula\u00e7\u00e3o da microbiota intestinal.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Num estudo duplo-cego de radioterapia mam\u00e1ria p\u00f3s-operat\u00f3ria, a aplica\u00e7\u00e3o t\u00f3pica de uma solu\u00e7\u00e3o de EGCG no campo de radia\u00e7\u00e3o reduziu a dermatite por radia\u00e7\u00e3o e diminuiu o \u00edndice de sintomas.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Os eventos adversos relacionados com o tratamento foram limitados a ardor e comich\u00e3o.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">S\u00e3o promovidas prepara\u00e7\u00f5es de ch\u00e1 verde para a preven\u00e7\u00e3o do cancro, melhoria cognitiva, preven\u00e7\u00e3o de doen\u00e7as card\u00edacas, preven\u00e7\u00e3o da doen\u00e7a de Parkinson, hipercolesterolemia, perda de peso e outras condi\u00e7\u00f5es;<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">em geral, classificadas como \u201cpossivelmente eficazes\u201d para os usos listados.<\/span><\/span><\/p><p><span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\"><strong>Efeitos Adversos e Considera\u00e7\u00f5es de Seguran\u00e7a:<\/strong> A maioria dos dados de seguran\u00e7a prov\u00e9m de produtos de ch\u00e1 verde (contendo EGCG, cafe\u00edna e outros ingredientes); os efeitos adversos notificados incluem agita\u00e7\u00e3o, ansiedade, arritmias, ins\u00f3nia, palpita\u00e7\u00f5es, taquicardia, desconforto gastrointestinal, hepatotoxicidade, hipertens\u00e3o, hiperglicemia, aumento do colesterol, tremor e depend\u00eancia\/abstin\u00eancia, entre outros.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">Recomenda-se precau\u00e7\u00e3o em doentes com perturba\u00e7\u00f5es de ansiedade, doen\u00e7as card\u00edacas\/arritmias, depress\u00e3o, diabetes mellitus, hipertens\u00e3o, doen\u00e7a renal e \u00falcera p\u00e9ptica.<\/span><\/span> <span class=\"jCAhz ChMk0b\"><span class=\"ryNqvb\">O uso de produtos de ch\u00e1 verde n\u00e3o \u00e9 recomendado durante a gravidez e aleitamento devido \u00e0 falta de dados.<\/span><\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f0fa3d1 elementor-widget elementor-widget-heading\" data-id=\"f0fa3d1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Refer\u00eancias<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-528cc14 elementor-widget elementor-widget-text-editor\" data-id=\"528cc14\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/40885603\/\" target=\"_blank\" rel=\"noopener\">Effect of Epigallocatechin Gallate on Glycemic Index: A Systematic Review and Meta-Analysis of Randomized Controlled Trials<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35213393\/\" target=\"_blank\" rel=\"noopener\">Green Tea Extract to Prevent Colorectal Adenomas, Results of a Randomized, Placebo-Controlled Clinical Trial<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/39486483\/\" target=\"_blank\" rel=\"noopener\">EGCG protects intestines of mice and pelvic cancer patients against radiation injury via the gut microbiota\/D-tagatose\/AMPK axis<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/35648426\/\" target=\"_blank\" rel=\"noopener\">Efficacy of Epigallocatechin-3-Gallate in Preventing Dermatitis in Patients With Breast Cancer Receiving Postoperative Radiotherapy: A Double-Blind, Placebo-Controlled, Phase 2 Randomized Clinical Trial<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/reference.medscape.com\/drug\/camellia-sinensis-camellia-thea-green-tea-344486#4\" target=\"_blank\" rel=\"noopener\">Green Tea (Camellia Sinensis, Camellia Thea, Chinese Tea Green Tea In Combination) &#8211; Adverse Effects<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/reference.medscape.com\/drug\/camellia-sinensis-camellia-thea-green-tea-344486#10\" target=\"_blank\" rel=\"noopener\">Green Tea (Camellia Sinensis, Camellia Thea, Chinese Tea Green Tea In Combination) &#8211; Pharmacology<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/reference.medscape.com\/drug\/camellia-sinensis-camellia-thea-green-tea-344486#2\" target=\"_blank\" rel=\"noopener\">Green Tea (Camellia Sinensis, Camellia Thea, Chinese Tea Green Tea In Combination) &#8211; Suggested Uses<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/reference.medscape.com\/drug\/camellia-sinensis-camellia-thea-green-tea-344486?_gl=1*1gfrlj9*_gcl_au*MTI2MjgxNTQ1OS4xNzc2MTg4MjEx#5\" target=\"_blank\" rel=\"noopener\">Green Tea (Camellia Sinensis, Camellia Thea, Chinese Tea Green Tea In Combination) &#8211; Warnings<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/reference.medscape.com\/drug\/camellia-sinensis-camellia-thea-green-tea-344486#6\" target=\"_blank\" rel=\"noopener\">Green Tea (Camellia Sinensis, Camellia Thea, Chinese Tea Green Tea In Combination) &#8211; Pregnancy &amp; Lactation<\/a><\/li><li><a class=\"reference-link\" href=\"https:\/\/reference.medscape.com\/drug\/camellia-sinensis-camellia-thea-green-tea-344486#0\" target=\"_blank\" rel=\"noopener\">Green Tea (Camellia Sinensis, Camellia Thea, Chinese Tea Green Tea In Combination) &#8211; Suggested Dosing<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Epigallocatechin Gallate Epigallocatechin-3-Gallate Epigallocatechin gallate (EGCG) is the main catechin in green tea with antioxidant and potential chemopreventive properties (prevents the development of malignant diseases). What is EGCG?\u00a0EGCG is the main catechin found in green tea (Camellia sinensis). Green tea polyphenols (flavonoids), including EGCG, have antioxidant activity, reduce oxidative DNA damage, and inhibit the formation &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.alivitpharm.com\/pt\/epigallocatechin-gallate\/\"> <span class=\"screen-reader-text\">Epigalocatequina Galato<\/span> Read More &raquo;<\/a><\/p>","protected":false},"author":9,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"page-builder","ast-global-header-display":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"class_list":["post-14463","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/pages\/14463","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/comments?post=14463"}],"version-history":[{"count":17,"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/pages\/14463\/revisions"}],"predecessor-version":[{"id":14486,"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/pages\/14463\/revisions\/14486"}],"wp:attachment":[{"href":"https:\/\/www.alivitpharm.com\/pt\/wp-json\/wp\/v2\/media?parent=14463"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}