{"id":1633,"date":"2026-04-17T12:21:25","date_gmt":"2026-04-17T10:21:25","guid":{"rendered":"https:\/\/centrotricotecnico.it\/?p=1633"},"modified":"2026-04-17T12:21:25","modified_gmt":"2026-04-17T10:21:25","slug":"dermatite-seborroica-al-cuoio-capelluto","status":"publish","type":"post","link":"https:\/\/centrotricotecnico.it\/en\/dermatite-seborroica-al-cuoio-capelluto\/","title":{"rendered":"Seborrheic scalp dermatitis: what is happening to the skin"},"content":{"rendered":"<div class=\"wpb-content-wrapper\" id=\"wpb-content-root\"><div class=\"vc_row wpb_row vc_row-fluid\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_empty_space\"   style=\"height: 50px\"><span class=\"vc_empty_space_inner\"><\/span><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<h2><b>When dandruff is not just dandruff<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">La <\/span><b>seborrheic dermatitis<\/b> <b>to the scalp<\/b><span style=\"font-weight: 400;\"> is often dismissed as \u201c<\/span><b>oily dandruff<\/b><span style=\"font-weight: 400;\">\u201d.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">It is actually a dynamic condition, made up of phases of apparent improvement and sudden flare-ups, in which the skin loses its stability.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">It is not simply excessive desquamation.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\">It is a micro-environment that can no longer regulate itself.<\/span><\/p>\n<blockquote><p>\n<em><b>\u201cSeborrhoeic dermatitis is not dirt to be removed, but a balance to be rebuilt.\u201d<\/b><\/em>\n<\/p><\/blockquote>\n<p><span style=\"font-weight: 400;\">To understand what is really happening, one has to look at the skin as a <\/span><b>ecosystem<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><b>The skin microenvironment: a system in disequilibrium<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The surface of the scalp hosts:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">sebaceous glands<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">resident microbiota<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">lipid barrier<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">cells in constant renewal<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">When this system is in balance, the skin appears elastic, clean and stable.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In the <\/span><b>seborrheic dermatitis<\/b><span style=\"font-weight: 400;\"> Instead, a combination of factors occurs:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">sebaceous overproduction<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">qualitative alteration of sebum<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">opportunistic microbial proliferation<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">local inflammatory response<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">adherent and sometimes greasy desquamation<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">It is not a single element that creates the problem, but the interaction between several variables.<\/span><\/p>\n<h2><b>The role of sebum: from protection to destabilising factor<\/b><\/h2>\n<p><b>Sebum is physiological and necessary<\/b><span style=\"font-weight: 400;\">. Protects, lubricates, defends.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">But when it changes composition - becoming denser, oxidised or altered - it can contribute to:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">superficial irritation<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">increased adhesion of scales<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">sensation of \u201csuffocated\u201d skin\u201d<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">recurrent itching<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">As already discussed in our article on the much-hated sebum, <\/span><a href=\"https:\/\/centrotricotecnico.it\/en\/sebo-cuoio-capelluto\/\">\u201c<strong>Sebum: why it should not be eliminated but rebalanced\u201d<\/strong><\/a><span style=\"font-weight: 400;\">,<\/span><span style=\"font-weight: 400;\"> the point is not to eliminate it but to re-establish functional production.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Attacking the skin with overly degreasing cleansers often leads to the\u2019<\/span><b>rebound effect<\/b><span style=\"font-weight: 400;\">that is, when sebum production increases and instability is further amplified.<\/span><\/p>\n<h2><b>Why seborrheic dermatitis on the scalp tends to return<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Many people tell the same pattern:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Use of a specific shampoo.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Initial improvement.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Return of the problem after a few weeks.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">This happens because the <\/span><b>visible symptom<\/b><span style=\"font-weight: 400;\"> (desquamation), but not on the factors that feed the imbalance.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The skin reacts to internal stimuli as much as to external ones.<\/span><\/p>\n<h2><b>Stress and inflammation: the least considered link<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Lo <\/span><b>prolonged stress<\/b><span style=\"font-weight: 400;\"> can directly influence:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">sebaceous production<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">inflammatory response<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">skin sensitivity<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">A <\/span><b>predisposed skin<\/b><span style=\"font-weight: 400;\"> can become more reactive during periods of high emotional load.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">It is not uncommon to observe <\/span><b>worsening<\/b><span style=\"font-weight: 400;\"> coinciding with work changes, personal tensions or periods of intense fatigue.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The scalp is one of the first areas to manifest overload.<\/span><\/p>\n<h2><b>Seborrheic scalp and hair dermatitis: what can happen<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">When the\u2019<\/span><b>inflammation<\/b><span style=\"font-weight: 400;\"> is persistent, the follicle is immersed in a less stable environment.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">They may appear over time:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">increased reactive fall<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">more fragile hair<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">sensation of sore or sensitive skin<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">It is not the seborrhoeic dermatitis on the scalp itself that causes the loss of density, but the inflammatory context that can interfere with the hair cycle.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">To distinguish between a simple fall and a progressive reduction in density, we refer to the article <\/span><strong><a href=\"https:\/\/centrotricotecnico.it\/en\/diradamento-capelli\/\">Thinning hair: why it is not just hair loss<\/a><\/strong><\/p>\n<h2><b>The most common mistake: constantly changing products<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">In an attempt to quickly resolve the <\/span><b>seborrheic dermatitis<\/b><span style=\"font-weight: 400;\">, many people, even without knowing the\u2019<\/span><b>skin abnormality<\/b><span style=\"font-weight: 400;\"> alternate between different anti-dandruff shampoos which they discontinue as soon as they see improvement. Many try <\/span><b>strong\u201c solutions\u201d<\/b><span style=\"font-weight: 400;\"> o <\/span><b>alternative approaches<\/b><span style=\"font-weight: 400;\">, recommended online...<\/span><\/p>\n<p><span style=\"font-weight: 400;\">This discontinuity further destabilises the skin barrier.<\/span><\/p>\n<p><b>Skin needs consistency and gradualness.<\/b><\/p>\n<h2><b>Stabilising the skin: the real goal<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">La <\/span><b>seborrheic dermatitis<\/b><span style=\"font-weight: 400;\"> is not \u201ccured\u201d by a single gesture.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\">It stabilises through:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">specific, non-aggressive functional cleansing<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">careful rebalancing of sebaceous production<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">reduction of inflammation at source<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">attention to lifestyle and nutrition<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">consistency in home management<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">The key word is not eliminate.<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span><span style=\"font-weight: 400;\">\u00c8 <\/span><b>rebalancing.<\/b><\/p>\n<p><b>\u201cThe skin improves when it stops being attacked and returns to being listened to.\u201d<\/b><\/p>\n<h2><b>A customised pathway for your skin<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">If you live with persistent flaking, itching and hair that gets dirty quickly, it is useful to assess the situation in a targeted manner and build a consistent strategy over time.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A comparison with a <\/span><b>Trichologist Technician<\/b><span style=\"font-weight: 400;\"> of the Network <\/span><b>Trichothecary Centres<\/b><span style=\"font-weight: 400;\"> can help you understand what is really happening to your skin and what habits are feeding the imbalance.\u00a0<\/span><\/p>\n<p><a href=\"https:\/\/centrotricotecnico.it\/en\/trova-il-centro-tricotecnico\/\"><strong>Find the one closest to your home!<\/strong><\/a><\/p>\n<p><b>Stability is not born of urgency, but of strategy.<\/b><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<section class=\"vc_cta3-container\" style=\"width:100%;\"><div class=\"vc_general vc_do_cta3 vc_cta3 vc_cta3-style-custom vc_cta3-shape-square vc_cta3-align-center vc_cta3-icon-size-xl vc_cta3-icons-top vc_cta3-actions-bottom  wpb_animate_when_almost_visible wpb_bounceInDown bounceInDown\" style=\"background-color:#B4CFEC;\"><div class=\"vc_cta3-icons\"><div class=\"vc_icon_element vc_icon_element-outer vc_do_icon vc_icon_element-align-left\"><div class=\"vc_icon_element-inner  vc_icon_element-size-xl vc_icon_element-style-\" ><span class=\"vc_icon_element-icon fa fa-solid fa-magnifying-glass-location\" style=\"color:#FFFFFF !important\"><\/span><\/div><\/div><\/div><div class=\"vc_cta3_content-container\"><div class=\"vc_cta3-content\"><header class=\"vc_cta3-content-header\"><h2 style=\"color:#666;\">Book a VTI Assessment<\/h2><h4 style=\"color:#666;\">Search for a Trichotechnical Centre near you<\/h4><\/header><\/div><div class=\"vc_cta3-actions\"><div class=\"vc_btn3-container vc_btn3-center\" ><a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-square vc_btn3-style-flat vc_btn3-color-\" href=\"https:\/\/centrotricotecnico.it\/en\/trova-il-centro-tricotecnico\/\" title=\"Find the CTT!\">FIND THE CTT AND BOOK AN EVALUATION<\/a><\/div><\/div><\/div><\/div><\/section><\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>When dandruff is not just dandruff Seborrhoeic dermatitis of the scalp is often dismissed as \u201coily dandruff\u201d.  In reality it is a dynamic condition, made up of phases of apparent improvement and sudden flare-ups, in which the skin loses its stability. It is not simply excessive desquamation. It is a microenvironment that fails to ...<\/p>","protected":false},"author":5,"featured_media":1635,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[163,309,176,86,311,310,302,304,308,305,186,128,303,71,87,307,312,306,48],"class_list":["post-1633","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-informazioni-tricologiche","tag-benessere-cuoio-capelluto","tag-caduta-e-dermatite-seborroica","tag-cute-grassa-e-infiammata","tag-cute-reattiva-cause","tag-dermatite-capelli","tag-dermatite-seborroica-al-cuoio-capelluto","tag-dermatite-seborroica-testa","tag-desquamazione-cuoio-capelluto-prurito","tag-differenza-dermatite-e-psoriasi","tag-eccesso-di-sebo-e-dermatite","tag-equilibrio-cutaneo-capelli","tag-forfora-grassa","tag-forfora-grassa-cause","tag-infiammazione-cuoio-capelluto","tag-microambiente-follicolare","tag-prurito-testa-cause","tag-sebo","tag-sebo-alterato","tag-tricologia-integrata","category-21","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dermatite seborroica al cuoio capelluto<\/title>\n<meta name=\"description\" content=\"Dermatite seborroica al cuoio capelluto: cosa sta accadendo davvero? 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