{"id":707,"date":"2021-01-20T16:14:50","date_gmt":"2021-01-20T16:14:50","guid":{"rendered":"https:\/\/blog.metrobrazil.com\/en\/?p=707"},"modified":"2025-06-13T08:43:14","modified_gmt":"2025-06-13T08:43:14","slug":"keratin-hair-treatment-why-and-how-to-do-it","status":"publish","type":"post","link":"https:\/\/blog.metrobrazil.com\/en\/keratin-hair-treatment-why-and-how-to-do-it\/","title":{"rendered":"Keratin hair treatment: Why and how to do it"},"content":{"rendered":"<div class=\"sws_supernormalaction\"><button on=\"tap:superwebshare-lightbox\" class=\"superwebshare_normal_button1 superwebshare-button-lg superwebshare-button-default superwebshare_prompt superwebshare_button_svg\" style=\"color:#ffffff;background-color: #0a0000;\" ><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"superwebshare-svg\"  fill=\"currentColor\" viewBox=\"0 0 1000 1000\" stroke=\"currentColor\" stroke-width=\"0\"><path stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M789.86,323.67c91.79,0,164.25-72.46,164.25-164.25S881.64,0,789.86,0S625.6,72.46,625.6,164.25c0,4.83,0,14.49,0,24.15L306.76,371.98c-24.15-24.15-57.97-33.82-96.62-33.82c-91.79,0-164.25,72.46-164.25,164.25s72.46,164.25,164.25,164.25c38.65,0,72.46-14.49,96.62-33.82L625.6,821.26c0,9.66,0,14.49,0,19.32c0,86.96,72.46,159.42,159.42,159.42s159.42-72.46,159.42-159.42s-67.63-159.42-154.59-159.42c-33.82,0-67.63,9.66-96.62,33.82L374.4,526.57c0-9.66,0-19.32,0-24.15s0-14.49,0-24.15l318.84-188.41C717.39,314.01,751.21,323.67,789.86,323.67z\" \/><\/svg><span>Share<\/span><\/button><\/div><div  class=\"wp-block-ultimate-post-heading ultp-block-db16a8\"><div class=\"ultp-block-wrapper\"><div class=\"ultp-heading-wrap ultp-heading-style1 ultp-heading-center\"><h2 class=\"ultp-heading-inner\"><span>Meet the savior of dry hair<\/span><\/h2><\/div><\/div><\/div>\n\n\n<p>You must have heard of keratin before, but do you know what it is? Keratin is a protein naturally formed by the human body, composed of several amino acids and it is essential for the hair, as it helps to form the hair strands\u2019 structure. This component prevents water loss, leaving hair hydrated, shiny, frizz-free and very strong! That is essentially what every woman wants, right?<\/p>\n\n\n\n<p>However, we need to be careful, as several factors of everyday life can contribute to the loss of keratin. Among them are exposure to the sun, pool water, chemical treatments such as dyeing, and excessive and incorrect use of flat iron and hair dryer. For those who are suffering from brittle and lifeless hair, a treatment with keratin<span class=\"footnote_referrer\"><a role=\"button\" tabindex=\"0\" onclick=\"footnote_moveToReference_707_1('footnote_plugin_reference_707_1_1');\" onkeypress=\"footnote_moveToReference_707_1('footnote_plugin_reference_707_1_1');\" ><sup id=\"footnote_plugin_tooltip_707_1_1\" class=\"footnote_plugin_tooltip_text\">[1]<\/sup><\/a><span id=\"footnote_plugin_tooltip_text_707_1_1\" class=\"footnote_tooltip\">Kimura, G. (2020, January 21). 5 formas de usar a queratina corretamente nos cabelos. CLAUDIA.&nbsp;&#x2026; <span class=\"footnote_tooltip_continue\"  onclick=\"footnote_moveToReference_707_1('footnote_plugin_reference_707_1_1');\">Continue reading<\/span><\/span><\/span><script type=\"text\/javascript\"> jQuery('#footnote_plugin_tooltip_707_1_1').tooltip({ tip: '#footnote_plugin_tooltip_text_707_1_1', tipClass: 'footnote_tooltip', effect: 'fade', predelay: 0, fadeInSpeed: 200, delay: 400, fadeOutSpeed: 200, position: 'top center', relative: true, offset: [-7, 0], });<\/script> (also called Brazilian blowout) is just perfect!<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.metrobrazil.com\/en\/wp-content\/uploads\/sites\/3\/2021\/01\/beauty-portrait-mystery-smiling-ginger-woman-with-long-hair-posing-sideways-looking_171337-920.jpg\" alt=\"hair treatment\" class=\"wp-image-716\" width=\"456\" height=\"304\" srcset=\"https:\/\/blog.metrobrazil.com\/en\/wp-content\/uploads\/sites\/3\/2021\/01\/beauty-portrait-mystery-smiling-ginger-woman-with-long-hair-posing-sideways-looking_171337-920.jpg 626w, https:\/\/blog.metrobrazil.com\/en\/wp-content\/uploads\/sites\/3\/2021\/01\/beauty-portrait-mystery-smiling-ginger-woman-with-long-hair-posing-sideways-looking_171337-920-300x200.jpg 300w\" sizes=\"auto, (max-width: 456px) 100vw, 456px\" \/><\/figure><\/div>\n\n\n\n<p>Hair treatment with keratin<span class=\"footnote_referrer\"><a role=\"button\" tabindex=\"0\" onclick=\"footnote_moveToReference_707_1('footnote_plugin_reference_707_1_2');\" onkeypress=\"footnote_moveToReference_707_1('footnote_plugin_reference_707_1_2');\" ><sup id=\"footnote_plugin_tooltip_707_1_2\" class=\"footnote_plugin_tooltip_text\">[2]<\/sup><\/a><span id=\"footnote_plugin_tooltip_text_707_1_2\" class=\"footnote_tooltip\">Gallagher, G. (2020, April 1). Pros and Cons of Keratin Treatments. Healthline.&nbsp;&#x2026; <span class=\"footnote_tooltip_continue\"  onclick=\"footnote_moveToReference_707_1('footnote_plugin_reference_707_1_2');\">Continue reading<\/span><\/span><\/span><script type=\"text\/javascript\"> jQuery('#footnote_plugin_tooltip_707_1_2').tooltip({ tip: '#footnote_plugin_tooltip_text_707_1_2', tipClass: 'footnote_tooltip', effect: 'fade', predelay: 0, fadeInSpeed: 200, delay: 400, fadeOutSpeed: 200, position: 'top center', relative: true, offset: [-7, 0], });<\/script> can be done both at home and in the salon, but it is worth taking some precautions:<\/p>\n\n\n\n<p><strong>1) <\/strong>Because it is a protein, if used in excess, the hair may end up stiffening;<\/p>\n\n\n\n<p><strong>2)<\/strong> Keratin should also not be applied directly to the scalp, but to the hair!<\/p>\n\n\n\n<p><strong>3)<\/strong> And lastly, as much as the effect is miraculous, give an interval of at least two weeks between each use, ok?<\/p>\n\n\n\n<p>Well, now that you know the basics, here are some <strong>ways to use keratin<\/strong> to have beautiful, healthy hair!<\/p>\n\n\n\n<p class=\"has-medium-font-size\"><strong>IN HAIR MASKS<\/strong><\/p>\n\n\n\n<p>You can find great hydration masks that have keratin as their main component! If you are already used to applying this type of product, it can be a great option. In this case, the process is very simple: wash your hair with shampoo and conditioner and then apply the mask over the entire length of the strands &#8211; remember to avoid the root! Let it act for about 5 minutes and \u201cvoil\u00e0\u201d: a soft and shiny hair awaits you.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2598\/9598\/products\/Pote-Mascara_2f916548-30f6-46b6-bb48-ba9dabd8a589_2000x.jpg?v=1609002916\" alt=\"Keratin hair mask\" width=\"389\" height=\"389\" \/><figcaption>The Brazilian brand Nazca has a series of incredible keratin products, such as this <a href=\"https:\/\/metrobrazil.com\/collections\/hair-products\/products\/nazca-professional-intensive-treatment-mask-keratin-repair\" target=\"_blank\" rel=\"noreferrer noopener\">hair mask<\/a>!<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"has-medium-font-size\"><strong>IN LEAVE-IN PRODUCTS<\/strong><\/p>\n\n\n\n<p>This way of using keratin is indicated mainly for girls who usually use flat iron, hairdryer or babyliss. This finishing product will protect your hair from the aggression caused by thermal processes, as well as from the aggression of the sun&#8217;s rays, guaranteeing the health of your hair!<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2598\/9598\/products\/Leave-in_Profissional_6696780f-13fb-425e-8d9d-0f3ebcdca438_2000x.jpg?v=1608268008\" alt=\"Keratin leave-in\" width=\"503\" height=\"503\" \/><figcaption>If you can&#8217;t live without a flat iron, babyliss or hair dryer, this <a href=\"https:\/\/metrobrazil.com\/collections\/hair-products\/products\/nazca-easy-shine-leave-in-professional\" target=\"_blank\" rel=\"noreferrer noopener\">keratin leave-in<\/a> is your perfect match!<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"has-medium-font-size\"><strong>CAUTERIZATION AND CAPILLARY RECONSTRUCTION<\/strong><\/p>\n\n\n\n<p>For those with damaged hair, the processes of cauterization and capillary reconstruction, carried out by professionals, are the most suitable! These procedures act directly on the hair strand structure, returning essential nutrients to it. Depending on the condition of your hair, the treatment can vary from fortnightly to monthly, but you can be sure of one thing: right after the first application, your hair will be healthier than ever!<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2598\/9598\/products\/3kit_4b1360af-a6d3-43b7-b837-6e9dab2e89cb_2000x.jpg?v=1609002492\" alt=\"Keratin treatment kit\" width=\"481\" height=\"481\" \/><figcaption>Nazca\u2019s professional <a href=\"https:\/\/metrobrazil.com\/collections\/hair-products\/products\/nazca-professional-brazilian-keratin-lotion-kit\" target=\"_blank\" rel=\"noreferrer noopener\">Brazilian Keratin kit<\/a> is often used at the best hair salons!\u00a0<\/figcaption><\/figure><\/div>\n\n\n\n<p>Now that you know the importance of keratin for the <a href=\"https:\/\/blog.metrobrazil.com\/en\/healthy-hair-care\/\" target=\"_blank\" rel=\"noreferrer noopener\">health of your hair<\/a>, the precautions you must take when using it and different forms of use, soft, healthy and shiny hair is basically at your fingertips. On <a href=\"https:\/\/metrobrazil.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Metro Brazil&#8217;s website<\/a>, you can find even more options for keratin-based products! Soon enough, you will be able to say \u201cBye bye, damaged hair\u201d!<\/p>\n\n\n\n<p><\/p>\n<div class=\"speaker-mute footnotes_reference_container\"> <div class=\"footnote_container_prepare\"><p><span role=\"button\" tabindex=\"0\" class=\"footnote_reference_container_label pointer\" onclick=\"footnote_expand_collapse_reference_container_707_1();\">References<\/span><span role=\"button\" tabindex=\"0\" class=\"footnote_reference_container_collapse_button\" style=\"\" onclick=\"footnote_expand_collapse_reference_container_707_1();\">[<a id=\"footnote_reference_container_collapse_button_707_1\">+<\/a>]<\/span><\/p><\/div> <div id=\"footnote_references_container_707_1\" style=\"display: none;\"><table class=\"footnotes_table footnote-reference-container\"><caption class=\"accessibility\">References<\/caption> <tbody> \r\n\r\n<tr class=\"footnotes_plugin_reference_row\"> <th scope=\"row\" class=\"footnote_plugin_index_combi pointer\"  onclick=\"footnote_moveToAnchor_707_1('footnote_plugin_tooltip_707_1_1');\"><a id=\"footnote_plugin_reference_707_1_1\" class=\"footnote_backlink\"><span class=\"footnote_index_arrow\">&#8593;<\/span>1<\/a><\/th> <td class=\"footnote_plugin_text\">Kimura, G. (2020, January 21). <em>5 formas de usar a queratina corretamente nos cabelos<\/em>. CLAUDIA. <span class=\"footnote_url_wrap\">https:\/\/claudia.abril.com.br\/cabelos\/5-formas-de-usar-a-queratina-corretamente-nos-cabelos\/#:%7E:text=Aplicando%20diretamente%20nos%20fios&amp;text=A%20queratina%20l%C3%ADquida%20de%20qualquer,deixando%20agir%20por%20alguns%20minutos<\/span><\/td><\/tr>\r\n\r\n<tr class=\"footnotes_plugin_reference_row\"> <th scope=\"row\" class=\"footnote_plugin_index_combi pointer\"  onclick=\"footnote_moveToAnchor_707_1('footnote_plugin_tooltip_707_1_2');\"><a id=\"footnote_plugin_reference_707_1_2\" class=\"footnote_backlink\"><span class=\"footnote_index_arrow\">&#8593;<\/span>2<\/a><\/th> <td class=\"footnote_plugin_text\">Gallagher, G. (2020, April 1). <em>Pros and Cons of Keratin Treatments<\/em>. Healthline. <span class=\"footnote_url_wrap\">https:\/\/www.healthline.com\/health\/keratin-treatment-pros-and-cons#:%7E:text=A%20keratin%20treatment%2C%20sometimes%20called,hair%20and%20can%20reduce%20frizz.<\/span><\/td><\/tr>\r\n\r\n <\/tbody> <\/table> <\/div><\/div><script type=\"text\/javascript\"> function footnote_expand_reference_container_707_1() { jQuery('#footnote_references_container_707_1').show(); jQuery('#footnote_reference_container_collapse_button_707_1').text('\u2212'); } function footnote_collapse_reference_container_707_1() { jQuery('#footnote_references_container_707_1').hide(); jQuery('#footnote_reference_container_collapse_button_707_1').text('+'); } function footnote_expand_collapse_reference_container_707_1() { if (jQuery('#footnote_references_container_707_1').is(':hidden')) { footnote_expand_reference_container_707_1(); } else { footnote_collapse_reference_container_707_1(); } } function footnote_moveToReference_707_1(p_str_TargetID) { footnote_expand_reference_container_707_1(); var l_obj_Target = jQuery('#' + p_str_TargetID); if (l_obj_Target.length) { jQuery( 'html, body' ).delay( 0 ); jQuery('html, body').animate({ scrollTop: l_obj_Target.offset().top - window.innerHeight * 0.2 }, 380); } } function footnote_moveToAnchor_707_1(p_str_TargetID) { footnote_expand_reference_container_707_1(); var l_obj_Target = jQuery('#' + p_str_TargetID); if (l_obj_Target.length) { jQuery( 'html, body' ).delay( 0 ); jQuery('html, body').animate({ scrollTop: l_obj_Target.offset().top - window.innerHeight * 0.2 }, 380); } }<\/script>","protected":false},"excerpt":{"rendered":"<p>Share You must have heard of keratin before, but do you know what it is? Keratin is a protein naturally formed by the human body, composed of several amino acids and it is essential for the hair, as it helps to form the hair strands\u2019 structure. This component prevents water loss, leaving hair hydrated, shiny, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":717,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","footnotes":""},"categories":[380],"tags":[25,8,18],"class_list":["post-707","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hair","tag-hair","tag-hair-treatments","tag-health"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Keratin hair treatment: Why and how to do it | METRO BRAZIL Blog<\/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:\/\/blog.metrobrazil.com\/en\/keratin-hair-treatment-why-and-how-to-do-it\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Keratin hair treatment: Why and how to do it\" \/>\n<meta property=\"og:description\" content=\"Share You must have heard of keratin before, but do you know what it is? Keratin is a protein naturally formed by the human body, composed of several amino acids and it is essential for the hair, as it helps to form the hair strands\u2019 structure. 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