{"id":264885,"date":"2026-08-22T16:07:00","date_gmt":"2026-08-22T19:07:00","guid":{"rendered":"https:\/\/www.em.com.br\/emalta\/?p=264885"},"modified":"2026-08-20T07:37:39","modified_gmt":"2026-08-20T10:37:39","slug":"o-que-significa-a-sigla-uva-dentro-de-um-circulo-nas-embalagens-de-protetor-solar","status":"publish","type":"post","link":"https:\/\/www.em.com.br\/emalta\/2026\/08\/22\/o-que-significa-a-sigla-uva-dentro-de-um-circulo-nas-embalagens-de-protetor-solar\/","title":{"rendered":"O que significa a sigla UVA dentro de um c\u00edrculo nas embalagens de protetor solar?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Na embalagem de alguns protetores, o <strong>s\u00edmbolo UVA<\/strong> aparece dentro de um c\u00edrculo ao lado do FPS. Ele indica que o produto atende a um n\u00edvel m\u00ednimo padronizado de prote\u00e7\u00e3o contra <strong>radia\u00e7\u00e3o UVA<\/strong>. Essa prote\u00e7\u00e3o \u00e9 medida de forma diferente do FPS, que est\u00e1 ligado principalmente \u00e0 radia\u00e7\u00e3o UVB.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Por que o n\u00famero do FPS n\u00e3o conta sozinho toda a prote\u00e7\u00e3o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c9 f\u00e1cil olhar apenas para FPS 30 ou 50 e assumir que esse n\u00famero resume tudo. Na pr\u00e1tica, a radia\u00e7\u00e3o ultravioleta tem faixas diferentes. O FPS mede principalmente a prote\u00e7\u00e3o contra UVB, enquanto a prote\u00e7\u00e3o UVA precisa de avalia\u00e7\u00e3o pr\u00f3pria.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No Brasil, a <strong><a href=\"https:\/\/www.gov.br\/anvisa\/pt-br\/centraisdeconteudo\/publicacoes\/cosmeticos\/manuais-e-guias\/manual-de-protetor-solar.pdf\/view\" target=\"_blank\" rel=\"noopener noreferrer\">Anvisa<\/a><\/strong> exige que o fator de prote\u00e7\u00e3o UVA, chamado <strong>FPUVA<\/strong>, corresponda a pelo menos <strong>um ter\u00e7o do FPS declarado<\/strong>. Tamb\u00e9m \u00e9 usado o crit\u00e9rio de comprimento de onda cr\u00edtico m\u00ednimo de <strong>370 nm<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3-1024x576.jpg\" alt=\"\" class=\"wp-image-264946\" srcset=\"https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3-1024x576.jpg 1024w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3-300x169.jpg 300w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3-768x432.jpg 768w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3-750x422.jpg 750w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3-1140x641.jpg 1140w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps2-3.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">A marca\u00e7\u00e3o est\u00e1 ligada \u00e0 prote\u00e7\u00e3o contra um tipo espec\u00edfico de radia\u00e7\u00e3o ultravioleta<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">O que o c\u00edrculo em volta de UVA quer comunicar?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">O logotipo circular foi padronizado no mercado europeu para permitir que a prote\u00e7\u00e3o UVA adequada seja reconhecida sem uma conta complicada na frente da embalagem. A Comiss\u00e3o Europeia relaciona o uso desse s\u00edmbolo ao n\u00edvel m\u00ednimo recomendado de prote\u00e7\u00e3o UVA.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os elementos principais s\u00e3o:<\/p>\n\n\n\n<style>\r\n.card-list{box-sizing:border-box;display:flex;flex-direction:column;gap:14px;width:100%;max-width:680px;margin:16px auto;font-family:'Segoe UI',Arial,sans-serif;}\r\n.card-list .item{box-sizing:border-box;display:grid;grid-template-columns:52px 1fr;gap:14px;align-items:start;background:#fff;border:1px solid #e5e7eb;border-radius:18px;padding:16px;box-shadow:0 8px 22px rgba(0,0,0,.06);}\r\n.card-list .num{width:42px;height:42px;border-radius:14px;background:#0050b3;color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;line-height:1;}\r\n.card-list .txt{display:flex;flex-direction:column;gap:4px;}\r\n.card-list .title{font-size:15px;font-weight:700;color:#1a1a1a;line-height:1.35;}\r\n.card-list .desc{font-size:13px;color:#6b6b6b;line-height:1.5;}\r\n@media(max-width:480px){\r\n  .card-list{gap:12px;margin:14px auto;}\r\n  .card-list .item{grid-template-columns:1fr;padding:14px;border-radius:16px;}\r\n  .card-list .num{width:38px;height:38px;border-radius:12px;font-size:14px;}\r\n}\r\n<\/style>\r\n<div class=\"google-auto-ads-ignore card-list\">\r\n  <div class=\"item\">\r\n    <div class=\"num\">1<\/div>\r\n    <div class=\"txt\">\r\n      <span class=\"title\">UVA<\/span>\r\n      <span class=\"desc\">Faixa de radia\u00e7\u00e3o ultravioleta que precisa de prote\u00e7\u00e3o espec\u00edfica no produto.<\/span>\r\n    <\/div>\r\n  <\/div>\r\n  <div class=\"item\">\r\n    <div class=\"num\">2<\/div>\r\n    <div class=\"txt\">\r\n      <span class=\"title\">Um ter\u00e7o do FPS<\/span>\r\n      <span class=\"desc\">O fator UVA m\u00ednimo recomendado deve acompanhar o n\u00edvel de prote\u00e7\u00e3o indicado pelo FPS.<\/span>\r\n    <\/div>\r\n  <\/div>\r\n  <div class=\"item\">\r\n    <div class=\"num\">3<\/div>\r\n    <div class=\"txt\">\r\n      <span class=\"title\">370 nm<\/span>\r\n      <span class=\"desc\">\u00c9 o comprimento de onda cr\u00edtico m\u00ednimo usado para demonstrar prote\u00e7\u00e3o UVA ampla.<\/span>\r\n    <\/div>\r\n  <\/div>\r\n  <div class=\"item\">\r\n    <div class=\"num\">4<\/div>\r\n    <div class=\"txt\">\r\n      <span class=\"title\">C\u00edrculo<\/span>\r\n      <span class=\"desc\">Ajuda a identificar visualmente um padr\u00e3o reconhecido de prote\u00e7\u00e3o UVA.<\/span>\r\n    <\/div>\r\n  <\/div>\r\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Qual \u00e9 a diferen\u00e7a entre UVA e UVB?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong><a href=\"https:\/\/pt.wikipedia.org\/wiki\/Radia%C3%A7%C3%A3o_ultravioleta\" target=\"_blank\" rel=\"noopener noreferrer\">radia\u00e7\u00e3o ultravioleta<\/a><\/strong> inclui diferentes faixas. UVA tem comprimentos de onda maiores que UVB e penetra de modo diferente na pele. UVB est\u00e1 fortemente ligado \u00e0 queimadura solar e \u00e9 a base principal usada no c\u00e1lculo do FPS.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na embalagem, procure separar estas informa\u00e7\u00f5es:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>FPS, ligado principalmente \u00e0 prote\u00e7\u00e3o UVB.<\/li>\n\n\n\n<li>Informa\u00e7\u00e3o de prote\u00e7\u00e3o UVA.<\/li>\n\n\n\n<li>Orienta\u00e7\u00e3o de aplica\u00e7\u00e3o.<\/li>\n\n\n\n<li>Indica\u00e7\u00e3o de reaplica\u00e7\u00e3o do produto.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">A presen\u00e7a de um valor alto de FPS n\u00e3o elimina a necessidade de prote\u00e7\u00e3o UVA proporcional. Essa liga\u00e7\u00e3o entre as duas medidas impede que um produto aumente muito sua prote\u00e7\u00e3o UVB sem acompanhar o desempenho contra UVA.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4-1024x576.jpg\" alt=\"\" class=\"wp-image-264948\" srcset=\"https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4-1024x576.jpg 1024w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4-300x169.jpg 300w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4-768x432.jpg 768w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4-750x422.jpg 750w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4-1140x641.jpg 1140w, https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps3-4.jpg 1280w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Entender o c\u00edrculo ajuda a interpretar melhor as informa\u00e7\u00f5es apresentadas no protetor solar<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><strong>Leia tamb\u00e9m: <a href=\"https:\/\/www.em.com.br\/emalta\/2026\/08\/19\/o-que-indicam-os-numeros-de-1-a-7-dentro-do-triangulo-nas-embalagens-plasticas\/\" target=\"_blank\" rel=\"noreferrer noopener\">O que indicam os n\u00fameros de 1 a 7 dentro do tri\u00e2ngulo nas embalagens pl\u00e1sticas?<\/a><\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quanto de prote\u00e7\u00e3o UVA corresponde a cada FPS?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A regra de <strong>um ter\u00e7o<\/strong> permite visualizar a propor\u00e7\u00e3o. Ela n\u00e3o quer dizer que o FPS e o FPUVA sejam a mesma medida. S\u00e3o testes diferentes, mas o valor UVA m\u00ednimo acompanha a prote\u00e7\u00e3o solar declarada na embalagem.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Alguns exemplos matem\u00e1ticos s\u00e3o:<\/p>\n\n\n\n<style>\r\n.premium-tbl{box-sizing:border-box;display:flex;flex-direction:column;width:100%;max-width:720px;margin:16px auto;border:1px solid #e5e7eb;border-radius:20px;overflow:hidden;background:#fff;box-shadow:0 10px 26px rgba(0,0,0,.07);font-family:'Segoe UI',Arial,sans-serif;}\r\n.premium-tbl table{width:100%;border-collapse:collapse;font-size:13px;}\r\n.premium-tbl thead tr{background:#0050b3;color:#fff;}\r\n.premium-tbl th{padding:14px 16px;text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:700;}\r\n.premium-tbl td{padding:14px 16px;border-bottom:1px solid #edf0f2;font-size:13px;color:#1a1a1a;vertical-align:top;}\r\n.premium-tbl tbody tr:nth-child(odd){background:#fafafa;}\r\n.premium-tbl tbody tr:nth-child(even){background:#fff;}\r\n.premium-tbl tbody tr:hover{background:#f3f7fb;}\r\n.premium-tbl tbody tr:last-child td{border-bottom:none;}\r\n.premium-tbl .main{display:block;font-weight:700;color:#1a1a1a;margin-bottom:2px;}\r\n.premium-tbl .sub{display:block;font-size:11px;color:#6b6b6b;line-height:1.4;}\r\n.premium-tbl .badge{display:inline-flex;align-items:center;border-radius:99px;padding:3px 9px;font-size:11px;font-weight:700;line-height:1.3;}\r\n.premium-tbl .ok{background:#e1f5ee;color:#0f6e56;}\r\n.premium-tbl .alerta{background:#faeeda;color:#854f0b;}\r\n.premium-tbl .risco{background:#fcebeb;color:#a32d2d;}\r\n.premium-tbl .neutro{background:#e6f1fb;color:#185fa5;}\r\n@media(max-width:640px){\r\n  .premium-tbl{border-radius:0;border:0;background:transparent;box-shadow:none;gap:12px;overflow:visible;}\r\n  .premium-tbl table{display:block;width:100%;}\r\n  .premium-tbl thead{display:none;}\r\n  .premium-tbl tbody{display:flex;flex-direction:column;gap:12px;width:100%;}\r\n  .premium-tbl tr{display:block;width:100%;background:#fff!important;border:1px solid #e5e7eb;border-radius:18px;box-shadow:0 8px 22px rgba(0,0,0,.06);overflow:hidden;}\r\n  .premium-tbl td{box-sizing:border-box;display:flex;justify-content:space-between;align-items:flex-start;gap:14px;width:100%;border-bottom:1px solid #edf0f2;padding:11px 14px;text-align:right;}\r\n  .premium-tbl td:last-child{border-bottom:none;}\r\n  .premium-tbl td::before{content:attr(data-label);min-width:88px;font-size:10px;font-weight:800;color:#6b6b6b;text-transform:uppercase;letter-spacing:.04em;text-align:left;}\r\n  .premium-tbl .main,.premium-tbl .sub{max-width:190px;text-align:right;}\r\n}\r\n<\/style>\r\n<div class=\"google-auto-ads-ignore premium-tbl\">\r\n  <table>\r\n    <thead>\r\n      <tr>\r\n        <th>FPS<\/th>\r\n        <th>Um ter\u00e7o<\/th>\r\n        <th>Refer\u00eancia<\/th>\r\n      <\/tr>\r\n    <\/thead>\r\n    <tbody>\r\n      <tr>\r\n        <td data-label=\"FPS\">\r\n          <span class=\"main\">15<\/span>\r\n          <span class=\"sub\">Prote\u00e7\u00e3o declarada<\/span>\r\n        <\/td>\r\n        <td data-label=\"Um ter\u00e7o\">5<\/td>\r\n        <td data-label=\"Refer\u00eancia\"><span class=\"badge ok\">FPUVA m\u00ednimo<\/span><\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td data-label=\"FPS\">\r\n          <span class=\"main\">30<\/span>\r\n          <span class=\"sub\">Prote\u00e7\u00e3o declarada<\/span>\r\n        <\/td>\r\n        <td data-label=\"Um ter\u00e7o\">10<\/td>\r\n        <td data-label=\"Refer\u00eancia\"><span class=\"badge ok\">FPUVA m\u00ednimo<\/span><\/td>\r\n      <\/tr>\r\n      <tr>\r\n        <td data-label=\"FPS\">\r\n          <span class=\"main\">50<\/span>\r\n          <span class=\"sub\">Prote\u00e7\u00e3o declarada<\/span>\r\n        <\/td>\r\n        <td data-label=\"Um ter\u00e7o\">Cerca de 16,7<\/td>\r\n        <td data-label=\"Refer\u00eancia\"><span class=\"badge ok\">FPUVA m\u00ednimo<\/span><\/td>\r\n      <\/tr>\r\n    <\/tbody>\r\n  <\/table>\r\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">O c\u00edrculo UVA \u00e9 uma garantia de prote\u00e7\u00e3o total?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e3o. A <strong><a href=\"https:\/\/single-market-economy.ec.europa.eu\/sectors\/cosmetics\/cosmetic-products-specific-topics\/sunscreen-products_en\" target=\"_blank\" rel=\"noopener noreferrer\">Comiss\u00e3o Europeia<\/a><\/strong> apresenta o logotipo como uma forma de indicar prote\u00e7\u00e3o UVA m\u00ednima adequada. Ele n\u00e3o significa bloqueio completo da radia\u00e7\u00e3o nem torna desnecess\u00e1rias as instru\u00e7\u00f5es de uso do produto.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No Brasil, o ponto t\u00e9cnico principal \u00e9 o cumprimento das exig\u00eancias de FPS, FPUVA e amplitude da prote\u00e7\u00e3o. Assim, o s\u00edmbolo ajuda a reconhecer prote\u00e7\u00e3o UVA em determinados r\u00f3tulos, enquanto os crit\u00e9rios de desempenho continuam dependendo dos testes exigidos para o produto.<\/p>\n\n\n\n<style>\r\n.curio-box{box-sizing:border-box;display:flex;flex-direction:column;gap:6px;width:100%;max-width:680px;margin:20px auto 4px;background:#e6f7ff;border:1px solid #e5e7eb;border-radius:16px;padding:16px 18px;box-shadow:0 6px 18px rgba(0,0,0,.05);font-family:'Segoe UI',Arial,sans-serif;}\r\n.curio-box .tag{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:#0050b3;}\r\n.curio-box .txt{font-size:13px;color:#333;line-height:1.6;}\r\n<\/style>\r\n<div class=\"google-auto-ads-ignore curio-box\">\r\n  <span class=\"tag\">\ud83d\udca1 Curiosidade<\/span>\r\n  <span class=\"txt\">A recomenda\u00e7\u00e3o europeia usa 370 nm como comprimento de onda cr\u00edtico m\u00ednimo para uma prote\u00e7\u00e3o considerada ampla contra UVA.<\/span>\r\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Na embalagem de alguns protetores, o s\u00edmbolo UVA aparece dentro de um c\u00edrculo ao lado do FPS. Ele indica que o produto atende a um n\u00edvel m\u00ednimo padronizado de prote\u00e7\u00e3o contra radia\u00e7\u00e3o UVA. Essa prote\u00e7\u00e3o \u00e9 medida de forma diferente do FPS, que est\u00e1 ligado principalmente \u00e0 radia\u00e7\u00e3o UVB. Por que o n\u00famero do FPS [&hellip;]<\/p>\n","protected":false},"author":30,"featured_media":264944,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":{"format":"standard"},"jnews_primary_category":[],"jnews_social_meta":[],"jnews_override_counter":[],"footnotes":""},"categories":[29],"tags":[16265,7655,6882,2834],"class_list":["post-264885","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-entretenimento","tag-fps","tag-protecao-solar","tag-protetor-solar","tag-uva"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>O que significa a sigla UVA dentro de um c\u00edrculo nas embalagens de protetor solar? - Estado de Minas - Em Alta<\/title>\n<meta name=\"description\" content=\"O c\u00edrculo com UVA no protetor solar indica um padr\u00e3o de prote\u00e7\u00e3o contra radia\u00e7\u00e3o UVA, mas ele n\u00e3o substitui o n\u00famero do FPS no r\u00f3tulo.\" \/>\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.em.com.br\/emalta\/2026\/08\/22\/o-que-significa-a-sigla-uva-dentro-de-um-circulo-nas-embalagens-de-protetor-solar\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O que significa a sigla UVA dentro de um c\u00edrculo nas embalagens de protetor solar? - Estado de Minas - Em Alta\" \/>\n<meta property=\"og:description\" content=\"O c\u00edrculo com UVA no protetor solar indica um padr\u00e3o de prote\u00e7\u00e3o contra radia\u00e7\u00e3o UVA, mas ele n\u00e3o substitui o n\u00famero do FPS no r\u00f3tulo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.em.com.br\/emalta\/2026\/08\/22\/o-que-significa-a-sigla-uva-dentro-de-um-circulo-nas-embalagens-de-protetor-solar\/\" \/>\n<meta property=\"og:site_name\" content=\"Estado de Minas - Em Alta\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-22T19:07:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.em.com.br\/emalta\/wp-content\/uploads\/2026\/08\/fps1-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1280\" \/>\n\t<meta property=\"og:image:height\" content=\"720\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Guilherme Ara\u00fajo\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Guilherme Ara\u00fajo\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutos\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"O que significa a sigla UVA dentro de um c\u00edrculo nas embalagens de protetor solar? 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