{"id":3434,"date":"2026-08-21T11:00:23","date_gmt":"2026-08-21T11:00:23","guid":{"rendered":"https:\/\/gmcosmeticaportugal.com\/3434\/"},"modified":"2026-08-21T11:36:14","modified_gmt":"2026-08-21T11:36:14","slug":"3434","status":"publish","type":"post","link":"https:\/\/gmcosmeticaportugal.com\/en\/3434\/","title":{"rendered":""},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"3434\" class=\"elementor elementor-3434 elementor-3424\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6135c30 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"6135c30\" data-element_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-27429b6\" data-id=\"27429b6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\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-0550701 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0550701\" data-element_type=\"section\">\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-79eca12\" data-id=\"79eca12\" data-element_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-7e74dee elementor-widget elementor-widget-image\" data-id=\"7e74dee\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.21.0 - 18-04-2024 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"768\" height=\"296\" src=\"https:\/\/gmcosmeticaportugal.com\/wp-content\/uploads\/2026\/08\/solid-cosmetics-manufacturer-portugal-science-behind-solid-cosmetics.jpg\" class=\"attachment-medium_large size-medium_large wp-image-3426\" alt=\"Linha de produ\u00e7\u00e3o de sabonetes esfoliantes para hotelaria - fabricante de cosm\u00e9tica s\u00f3lida em Portugal\" srcset=\"https:\/\/gmcosmeticaportugal.com\/wp-content\/uploads\/2026\/08\/solid-cosmetics-manufacturer-portugal-science-behind-solid-cosmetics.jpg 768w, https:\/\/gmcosmeticaportugal.com\/wp-content\/uploads\/2026\/08\/solid-cosmetics-manufacturer-portugal-science-behind-solid-cosmetics-300x116.jpg 300w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/>\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\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-cc7407d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cc7407d\" data-element_type=\"section\">\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-f02b9ef\" data-id=\"f02b9ef\" data-element_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-c5083b5 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"c5083b5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.21.0 - 18-04-2024 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h1 class=\"elementor-heading-title elementor-size-default\">The science behind solid cosmetics:<br\/>how we innovate<\/h1>\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-21a02ea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"21a02ea\" data-element_type=\"section\">\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-a819cb6\" data-id=\"a819cb6\" data-element_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-3d1ed56 elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"3d1ed56\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.21.0 - 18-04-2024 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>Innovation is the word that best describes the world of cosmetics right now. Brands are racing to keep up with #sustainability demands and the fast-moving tastes of a younger generation raised on social media culture. So how does innovation translate, in practice, into real skincare products that actually work?  <\/p>\n<p>Let&#8217;s take a quick tour through the science behind our long-lasting solid skincare. Over more than two decades, we&#8217;ve developed hundreds of formulas for luxury hotels and leading retail brands, from small, bespoke batches to large-scale mass-market production, across more than 20 countries. Last year alone at Groupe GM Cosm\u00e9tica Portugal we transformed 520 tons of raw material into finished solid cosmetic products.  <\/p>\n<p><strong>Why having our in-house lab matters for formulation<\/strong><\/p>\n<p>Every product starts with a client request. Our team maps out exactly what&#8217;s needed, from formula to packaging, through to process and quantities. This is where #privatelabel cosmetics become genuinely personal. No two briefs are the same and no off-the-shelf formula can answer them all. That&#8217;s precisely why having our own in-house cosmetic laboratory matters. It means formulation, testing and adjustment all happen in the same place, with full control over quality and timelines.     <\/p>\n<p><strong style=\"font-size: 17.6px;\">Cosmetic formulation science: from brief to bar<\/strong><\/p>\n<p>Once the desired performance is defined, our R&#038;D team begins developing the formulation itself. One of the biggest concerns for brands switching to #solid formats is stability. As our Head of R&#038;D, Marta Dias, explains: &#8220;every formula goes through dozens of iterations before it&#8217;s ready, we need to make sure the bar holds up in a customer&#8217;s bathroom in Lisbon in August and in Stockolm in January. A solid bar exposes everything. Every ingredient, every ratio has to earn its place, because there&#8217;s no water phase to smooth over a weak formulation&#8221;.  <\/p>\n<p>The quality of the formulation work itself is what ultimately determines whether a product is viable to produce and successful once it reaches the shelf.<\/p>\n<p><strong style=\"font-size: 17.6px;\">How we ensure long shelf life in solid skincare products<\/strong><strong><br \/><\/strong><\/p>\n<p>This is where C\u00e1tia Ferreira, working in our in-house laboratory, comes in. She tests multiple variations of each cosmetic formulation in our lab, validating efficacy, safety and performance.  <span style=\"font-size: 17.6px;\">&#8220;What fascinates me most about cosmetic formulation is that it never stops surprising you. You can work with the same ingredients for years, but combine them in a new way and they can behave completely differently. That&#8217;s what makes this work so rewarding! Every formulation is a puzzle and every experiment reveals something new. Sometimes a tiny adjustment transforms a product&#8217;s texture, stability or performance; other times, the breakthrough comes from an unexpected direction. It&#8217;s a discipline that demands patience, precision and curiosity in equal measure. Seeing a formulation evolve through countless rounds of testing until it becomes both technically robust and a pleasure to use is incredibly satisfying.&#8221;<\/span><\/p>\n<p><strong>Advanced testing methods for cosmetic formulations<\/strong><\/p>\n<p>Every cosmetic product made in the EU has to meet the highest safety standards so we run rigorous analysis on every formulation, from pH balance to accelerated aging tests and microbiological testing. These checks guarantee that a bar will still perform exactly as intended, long after it leaves our factory.  <\/p>\n<p><strong>What if your brand had its own custom solid formula?<\/strong><\/p>\n<p>Curious what a custom solid formulation could look like for your brand? If you are looking for a manufacturing partner who can match your exact specifications, we are ready to talk formulas, timelines and possibilities. <\/p>\n\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-c8b187c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c8b187c\" data-element_type=\"section\">\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-7632275\" data-id=\"7632275\" data-element_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-0bdab14 elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"0bdab14\" data-element_type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<link rel=\"stylesheet\" href=\"https:\/\/gmcosmeticaportugal.com\/wp-content\/plugins\/elementor-pro\/assets\/css\/widget-share-buttons.min.css\">\t\t<div class=\"elementor-grid\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\">\n\t\t\t\t\t\t<div\n\t\t\t\t\t\t\tclass=\"elementor-share-btn elementor-share-btn_linkedin\"\n\t\t\t\t\t\t\trole=\"button\"\n\t\t\t\t\t\t\ttabindex=\"0\"\n\t\t\t\t\t\t\taria-label=\"Share on linkedin\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-linkedin\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\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-b6a9f61 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b6a9f61\" data-element_type=\"section\">\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-0b275ba\" data-id=\"0b275ba\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Intimate care deserves the same innovation and scientific rigor as any other area of personal hygiene. <\/p>\n","protected":false},"author":2,"featured_media":3440,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[45,43,37,33,30],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The science behind solid cosmetics: how we innovate<\/title>\n<meta name=\"description\" content=\"Behind every solid bar lies an in-house laboratory, rigorous testing, and decades of formulation expertise. In this article, our R&amp;D team explains how we turn a client brief into stable, long-lasting solid skincare products for hospitality and retail brands across more than 20 countries.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gmcosmeticaportugal.com\/en\/3434\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Solid cosmetics in Portugal\" \/>\n<meta property=\"og:description\" content=\"Solid cosmetics are gaining more and more ground in the Portuguese market due to their benefits for the skin and the environment. These types of products, such as shampoos, conditioners, soaps and deodorants, are formulated without the presence of water, which means there is no need for plastic packaging, thus reducing waste and promoting sustainability. In addition, solid cosmetics are generally made with natural and organic ingredients, avoiding aggressive chemical substances. With a variety of textures and fragrances, solid cosmetics offer a pleasant sensory experience, while nourishing and revitalizing the skin and hair, becoming an increasingly popular choice among conscious consumers in Portugal.The uptake of solid cosmetics in Portugal has been driven by environmental awareness and the benefits these products bring to skin health. The use of solid cosmetic bars not only reduces the waste of plastic packaging, but also promotes a more minimalist beauty routine free of aggressive chemicals. The options available on the Portuguese market are varied, ranging from soaps with moisturizing ingredients and delicate aromas to solid shampoos that provide gentle and effective cleansing. With solid cosmetics, consumers can enjoy a more sustainable and healthier personal care experience, while contributing to the preservation of the environment.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/gmcosmeticaportugal.com\/en\/3434\/\" \/>\n<meta property=\"og:site_name\" content=\"Groupe GM Cosm&eacute;tica Portugal\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-21T11:00:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-08-21T11:36:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/wp.gmcosmeticaportugal.com\/wp-content\/uploads\/2023\/04\/DSC00854.webp\" \/>\n<meta name=\"author\" content=\"Groupe GM Cosm\u00e9tica Portugal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Solid cosmetics in Portugal\" \/>\n<meta name=\"twitter:description\" content=\"Solid cosmetics are gaining more and more ground in the Portuguese market due to their benefits for the skin and the environment. These types of products, such as shampoos, conditioners, soaps and deodorants, are formulated without the presence of water, which means there is no need for plastic packaging, thus reducing waste and promoting sustainability. In addition, solid cosmetics are generally made with natural and organic ingredients, avoiding aggressive chemical substances. With a variety of textures and fragrances, solid cosmetics offer a pleasant sensory experience, while nourishing and revitalizing the skin and hair, becoming an increasingly popular choice among conscious consumers in Portugal.The uptake of solid cosmetics in Portugal has been driven by environmental awareness and the benefits these products bring to skin health. The use of solid cosmetic bars not only reduces the waste of plastic packaging, but also promotes a more minimalist beauty routine free of aggressive chemicals. The options available on the Portuguese market are varied, ranging from soaps with moisturizing ingredients and delicate aromas to solid shampoos that provide gentle and effective cleansing. 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