{"id":14170,"date":"2026-06-16T09:12:32","date_gmt":"2026-06-16T09:12:32","guid":{"rendered":"https:\/\/glabridinchina.com\/?p=14170"},"modified":"2026-06-16T09:16:24","modified_gmt":"2026-06-16T09:16:24","slug":"how-does-glabridin-compare-to-licorice-root-extract","status":"publish","type":"post","link":"https:\/\/glabridinchina.com\/it\/how-does-glabridin-compare-to-licorice-root-extract\/","title":{"rendered":"Come si confronta la glabridina con l'estratto di radice di liquirizia?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"14170\" class=\"elementor elementor-14170\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e8ecb75 e-flex e-con-boxed e-con e-parent\" data-id=\"e8ecb75\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b84953f elementor-widget elementor-widget-html\" data-id=\"b84953f\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t  <script type=\"application\/ld+json\">{\n    \"@context\": \"https:\\\/\\\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntityOfPage\": {\n        \"@type\": \"WebPage\",\n        \"@id\": \"https:\\\/\\\/glabridinchina.com\\\/how-does-glabridin-compare-to-licorice-root-extract\\\/\"\n    },\n    \"about\": {\n        \"@type\": \"ChemicalSubstance\",\n        \"name\": \"Glabridin\",\n        \"alternateName\": \"\\u5149\\u7518\\u8349\\u5b9a\"\n    },\n    \"publisher\": {\n        \"@type\": \"Organization\",\n        \"name\": \"Huatai Bio-Fine Chemical\",\n        \"url\": \"https:\\\/\\\/glabridinchina.com\"\n    },\n    \"mainEntity\": [\n        {\n            \"@type\": \"Question\",\n            \"name\": \"How does glabridin compare to licorice root extract?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Glabridin and licorice root extract both originate from Glycyrrhiza glabra, but they differ fundamentally in composition and standardization. Glabridin is a single purified compound with HPLC-assayed content and verifiable tyrosinase inhibition data. Licorice root extract is a complex botanical mixture containing a diverse and variable profile of phytochemicals. For products with specific brightening efficacy claims, glabridin is the appropriate choice. Licorice root extract is used when a broader soothing or botanical positioning is the goal. The two can also be combined in a single formulation.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Is glabridin present in licorice root extract?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Yes, but at very low concentrations. Glabridin occurs naturally in Glycyrrhiza glabra root at less than 1% of the dry root weight. Its level is not defined in non-standardized extracts and is only specified in standardized extracts with defined glabridin content. This means the brightening activity of a non-standardized licorice root extract is variable and less predictable. Huatai's glabridin grades have content quantitatively determined by HPLC assay \\u2014 every batch is tested and verified at the stated content level.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"What other active compounds are in licorice root extract?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Several identified Glycyrrhiza compounds exhibit bioactivities relevant to cosmetic applications, including glabridin (brightening, anti-inflammatory activity, antioxidant), licochalcone A (anti-inflammatory, sebum-regulating, antioxidant), dipotassium glycyrrhizate (DPG) (soothing, anti-inflammatory activity, barrier-support), glycyrrhizic acid (anti-inflammatory, soothing), and liquiritin (brightening, associated with melanin dispersion). Each of these can also be produced as isolated, standardized ingredients. Huatai supplies glabridin, licochalcone A, and DPG as separate grades.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Can licorice root extract and glabridin be used together?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Yes, and the combination is strategically useful. Licorice root extract provides a broad spectrum of licorice-derived bioactives that complement glabridin's specific tyrosinase-inhibiting and anti-inflammatory activity. The combination also supports a natural or botanical product positioning with a coherent ingredient story: the extract provides the full botanical spectrum, and glabridin provides precision-dosed assay-verified activity within that same plant family.\"\n            }\n        },\n        {\n            \"@type\": \"Question\",\n            \"name\": \"Which should I use for a brightening efficacy claim \\u2014 glabridin or licorice root extract?\",\n            \"acceptedAnswer\": {\n                \"@type\": \"Answer\",\n                \"text\": \"Glabridin. Efficacy claims require a defined, verifiable active concentration. Glabridin has content quantitatively determined by HPLC assay with confirmed tyrosinase inhibition data (IC\\u2085\\u2080 = 0.09 \\u03bcmol\\\/L) and human clinical brightening data (16.8% melanin index reduction over 4 weeks at 0.03% active concentration, P<0.05 from Week 1). A licorice root extract without defined glabridin content cannot support the same claim precision. For regulatory dossiers and on-pack efficacy claims in major markets, glabridin as a defined active is the defensible choice.\"\n            }\n        }\n    ]\n}<\/script>\n\n  <link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\n  <link rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin>\n  <link href=\"https:\/\/fonts.googleapis.com\/css2?family=Inter:wght@300;400;500;600;700&family=Merriweather:ital,wght@0,400;0,700;1,400&display=swap\" rel=\"stylesheet\">\n\n  <style>\n    :root {\n      --color-bg:           #f9f9f7;\n      --color-surface:      #ffffff;\n      --color-border:       #e5e2d9;\n      --color-text:         #1c1c1a;\n      --color-text-muted:   #6a6760;\n      --color-accent:       #2d5a3d;\n      --color-accent-light: #edf4ef;\n      --color-accent-mid:   #4a7c5f;\n      --color-warn:         #A0522D;\n      --color-warn-light:   #fef0e6;\n      --color-data-bg:      #f3f1ed;\n      --font-heading:       'Merriweather', Georgia, 'Times New Roman', serif;\n      --font-body:          'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;\n      --max-width:          800px;\n      --radius:             6px;\n    }\n\n    *, *::before, *::after { box-sizing: border-box; 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letter-spacing: 0.07em;\n    }\n    .references ol { padding-left: 18px; }\n    .references li { font-size: 13px; color: var(--color-text-muted); line-height: 1.6; margin-bottom: 7px; }\n\n    .article-footer {\n      margin-top: 36px; padding-top: 18px; border-top: 1px solid var(--color-border);\n      font-size: 12px; color: var(--color-text-muted); line-height: 1.6;\n    }\n  <\/style>\n<\/head>\n<body>\n\n\n  <div class=\"page-wrap\">\n\n    <header class=\"article-header\">\n      <div class=\"tag-row\">\n        <span class=\"tag\">FAQ<\/span>\n        <span class=\"tag secondary\">Glabridina<\/span>\n        <span class=\"tag secondary\">Estratto di liquirizia<\/span>\n        <span class=\"tag secondary\">Selezione degli Ingredienti<\/span>\n      <\/div>\n      <p class=\"article-intro\">La glabridina e l'estratto di radice di liquirizia provengono entrambi da <em>Glycyrrhiza glabra<\/em>, ma differiscono fondamentalmente per composizione e standardizzazione. Comprendere la differenza determina quale dei due appartiene alla tua formulazione e se possono lavorare insieme.<\/p>\n      <div class=\"byline\">\n        <span><strong>Huatai Bio-Fine Chemical<\/strong> \u2014 produttore di attivi cosmetici ad alta purezza dal 2008<\/span>\n        <span style=\"color:var(--color-border)\">\u00b7<\/span>\n        <span>Pubblicato 2026<\/span>\n      <\/div>\n    <\/header>\n\n    <article class=\"article-body\">\n\n      <p>La glabridina e l'estratto di radice di liquirizia provengono entrambi da <em>Glycyrrhiza glabra<\/em>, ma differiscono fondamentalmente per composizione e standardizzazione. Comprendere la differenza determina quale dei due appartiene alla tua formulazione, e se possono lavorare insieme.<\/p>\n\n      <h2>Cosa Sono Effettivamente<\/h2>\n\n      <p><strong>Glabridina<\/strong> \u00e8 un singolo composto isoflavano purificato, isolato da <em>Glycyrrhiza glabra<\/em> radice attraverso estrazione e purificazione cromatografica multistadio. Il suo contenuto \u00e8 determinato quantitativamente mediante saggio HPLC e i materiali vengono forniti in gradi di purezza definiti (ad es. 40%, 90%, 98%), basati sulla composizione verificata mediante saggio. Il suo meccanismo di inibizione della tirosinasi, IC\u2085\u2080 e dati clinici di schiarimento sono tutti misurati su questo specifico composto.<\/p>\n\n      <p><strong>estratto di radice di liquirizia<\/strong> \u00e8 una miscela botanica complessa derivata da <em>Glicirrizina<\/em> specie, contenente un profilo diversificato e variabile di fitochimici, con diverse centinaia di composti riportati in letteratura. La sua composizione dipende dall'origine della pianta, dal solvente di estrazione, dal processo di concentrazione e dalle condizioni di produzione. La glabridina \u00e8 un componente, ma il suo livello non \u00e8 definito negli estratti non standardizzati ed \u00e8 specificato solo negli estratti standardizzati con contenuto di glabridina definito.<\/p>\n\n      <p>La distinzione \u00e8 importante in pratica: le formulazioni che utilizzano l'estratto di radice di liquirizia mostrano un'attivit\u00e0 di glabridina variabile e meno definita, mentre la glabridina standardizzata fornisce un'attivit\u00e0 pi\u00f9 definita e riproducibile in condizioni controllate.<\/p>\n\n      <h2>Composti Attivi Chiave nella Radice di Liquirizia<\/h2>\n\n      <p>Diversi identificati <em>Glicirrizina<\/em> composti mostrano bioattivit\u00e0 rilevanti per applicazioni cosmetiche:<\/p>\n\n      <div class=\"table-wrap\">\n        <table>\n          <thead>\n            <tr>\n              <th>Composto<\/th>\n              <th>Nome INCI<\/th>\n              <th>Attivit\u00e0 Primaria<\/th>\n              <th>Disponibile come Grado Isolato?<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td><strong>Glabridina<\/strong><\/td>\n              <td>Glabridina<\/td>\n              <td>Schiarimento (inibizione della tirosinasi), attivit\u00e0 antinfiammatoria, antiossidante<\/td>\n              <td>S\u00ec \u2014 Huatai (molteplici gradi)<\/td>\n            <\/tr>\n            <tr>\n              <td><strong>Licochalcone A<\/strong><\/td>\n              <td>Licochalcone A<\/td>\n              <td>Antinfiammatorio, seboregolatore, antiossidante<\/td>\n              <td>S\u00ec \u2014 Huatai<\/td>\n            <\/tr>\n            <tr>\n              <td><strong>Dipotassio Glicirrizato (DPG)<\/strong><\/td>\n              <td>glicirrizinato di dipotassio<\/td>\n              <td>Lenitivo, attivit\u00e0 antinfiammatoria, supporto della barriera<\/td>\n              <td>S\u00ec \u2014 Huatai<\/td>\n            <\/tr>\n            <tr>\n              <td><strong>acido glicirrizico<\/strong><\/td>\n              <td>Acido glicirrizico<\/td>\n              <td>Antinfiammatorio, lenitivo<\/td>\n              <td>S\u00ec<\/td>\n            <\/tr>\n            <tr>\n              <td><strong>Liquiritina<\/strong><\/td>\n              <td>\u2014<\/td>\n              <td>Schiarimento (associato alla dispersione della melanina)<\/td>\n              <td>Fornitori specializzati<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>L'estratto di radice di liquirizia contiene molteplici costituenti bioattivi in concentrazioni variabili. Gradi isolati individuali consentono una selezione e un dosaggio pi\u00f9 precisi delle attivit\u00e0 specifiche.<\/p>\n\n      <h2>Il Confronto dell'Attivit\u00e0 Schiarente<\/h2>\n\n      <p>Per le applicazioni schiarenti in particolare, il confronto \u00e8 chiaro:<\/p>\n\n      <div class=\"table-wrap\">\n        <table>\n          <thead>\n            <tr>\n              <th>Parametro<\/th>\n              <th>Glabridina (grado definito)<\/th>\n              <th>Estratto di Radice di Liquirizia (non standardizzato)<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td>Concentrazione attiva<\/td>\n              <td>Definito e dosato HPLC per lotto<\/td>\n              <td>Variabile; contenuto di glabridina non specificato<\/td>\n            <\/tr>\n            <tr>\n              <td>Dati di inibizione della tirosinasi<\/td>\n              <td>IC\u2085\u2080 = 0,09 \u03bcmol\/L (letteratura pubblicata)<\/td>\n              <td>Attivit\u00e0 riportata per estratti, non attribuibile a una concentrazione definita di glabridina<\/td>\n            <\/tr>\n            <tr>\n              <td>Dati clinici umani di schiarimento<\/td>\n              <td>Riduzione MI del 16,8% in 4 settimane allo 0,03%, P&lt;0,05 dalla Settimana 1<\/td>\n              <td>Esistono dati clinici per estratti di liquirizia, ma i risultati variano con la composizione e non sono direttamente comparabili<\/td>\n            <\/tr>\n            <tr>\n              <td>Supporto per le dichiarazioni di efficacia<\/td>\n              <td>Difendibile \u2014 attivo definito, concentrazione verificabile<\/td>\n              <td>Pi\u00f9 limitato per specifiche dichiarazioni di schiarimento a causa della variabilit\u00e0 compositiva<\/td>\n            <\/tr>\n            <tr>\n              <td>Coerenza tra i lotti<\/td>\n              <td>Coerente \u2014 controllato HPLC<\/td>\n              <td>Variabile \u2014 dipendente dalla materia prima e dalla lavorazione<\/td>\n            <\/tr>\n            <tr>\n              <td>Impatto del colore sulla formulazione<\/td>\n              <td>Prevedibile per grado<\/td>\n              <td>Variabile; pu\u00f2 introdurre colore inaspettato<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p>Per un prodotto che fa una specifica dichiarazione di schiarimento o di uniformit\u00e0 del tono della pelle, la glabridina standardizzata \u00e8 l'attivo appropriato. I dati clinici \u2014 riduzione del 16,8% dell'Indice di Melanina in 4 settimane allo 0,03% attivo, statisticamente significativa dalla Settimana 1 \u2014 sono stati generati su una concentrazione definita e dosata HPLC di glabridina. Tali dati non possono essere trasferiti a un estratto non standardizzato.<\/p>\n\n      <h2>Posizione di Huatai: Entrambi, Separatamente<\/h2>\n\n      <p>L'origine e la specializzazione principale di Huatai \u00e8 l'estrazione della liquirizia (<em>Glycyrrhiza glabra<\/em>). L'azienda fornisce entrambi:<\/p>\n\n      <ul>\n        <li><strong>Glabridina<\/strong> \u2014 molteplici gradi (dall'1\u20135% al 99%, molteplici sistemi di solubilit\u00e0)<\/li>\n        <li><strong>Licochalcone A<\/strong> \u2014 isolata e standardizzata<\/li>\n        <li><strong>Dipotassio Glicirrizato (DPG)<\/strong> \u2014 isolata e standardizzata<\/li>\n        <li><strong>Estratto di radice di liquirizia<\/strong> \u2014 estratto botanico completo<\/li>\n      <\/ul>\n\n      <p>Ci\u00f2 offre ai formulatori la scelta: utilizzare lo spettro botanico completo tramite l'estratto di radice di liquirizia, o selezionare attivi definiti individuali per un dosaggio di precisione e il supporto delle dichiarazioni di efficacia. I due approcci non si escludono a vicenda \u2014 l'estratto di radice di liquirizia e la glabridina standardizzata possono essere combinati in un'unica formulazione per una storia botanica coerente con attivit\u00e0 schiarente definita.<\/p>\n\n      <h2>Quando Usare Ciascuno<\/h2>\n\n      <div class=\"table-wrap\">\n        <table>\n          <thead>\n            <tr>\n              <th>Obiettivo<\/th>\n              <th>Approccio Raccomandato<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td>Dichiarazione di efficacia specifica schiarente\/sbiancante<\/td>\n              <td>Glabridina standardizzata \u2014 concentrazione definita, attivit\u00e0 verificabile<\/td>\n            <\/tr>\n            <tr>\n              <td>Posizionamento generale lenitivo, calmante, antinfiammatorio<\/td>\n              <td>Estratto di radice di liquirizia o DPG<\/td>\n            <\/tr>\n            <tr>\n              <td>Posizionamento naturale\/botanico con funzione schiarente<\/td>\n              <td>Estratto di radice di liquirizia + glabridina standardizzata (combinati)<\/td>\n            <\/tr>\n            <tr>\n              <td>Controllo del sebo + antinfiammatorio (adiacente all'acne)<\/td>\n              <td>Calcone A (isolato)<\/td>\n            <\/tr>\n            <tr>\n              <td>Massimo controllo della formulazione e consistenza del lotto<\/td>\n              <td>Attivi isolati individuali (glabridina + calcone A + DPG separatamente)<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <div class=\"callout\">\n        <p>Ogni lotto viene spedito con COA, TDS e SDS\/MSDS. Test aggiuntivi disponibili su richiesta.<\/p>\n      <\/div>\n\n      <!-- Related -->\n      <div class=\"related-section\">\n        <h2>Risorse correlate<\/h2>\n        <div class=\"related-links\">\n          <a class=\"related-link\" href=\"https:\/\/glabridinchina.com\/it\/glabridin\/\">\n            <span>Guida alla Glabridina per la Formulazione Cosmetica \u2014 Riferimento Tecnico Completo<br>\n            <small style=\"color:var(--color-text-muted);font-weight:400\">Meccanismo completo, dati di efficacia e matrice dei gradi<\/small><\/span>\n            <span class=\"related-link-arrow\">\u2192<\/span>\n          <\/a>\n          <a class=\"related-link\" href=\"https:\/\/glabridinchina.com\/it\/what-is-the-difference-between-glabridin-grades\/\">\n            <span>Qual \u00e8 la differenza tra i gradi di glabridina?<br>\n            <small style=\"color:var(--color-text-muted);font-weight:400\">Guida alla selezione dei gradi<\/small><\/span>\n            <span class=\"related-link-arrow\">\u2192<\/span>\n          <\/a>\n          <a class=\"related-link\" href=\"https:\/\/glabridinchina.com\/it\/can-glabridin-be-used-in-sensitive-skin-products\/\">\n            <span>Il Glabridin pu\u00f2 essere utilizzato nei prodotti per pelli sensibili?<br>\n            <small style=\"color:var(--color-text-muted);font-weight:400\">Schiarimento antinfiammatorio per pelli reattive<\/small><\/span>\n            <span class=\"related-link-arrow\">\u2192<\/span>\n          <\/a>\n          <a class=\"related-link\" href=\"https:\/\/glabridinchina.com\/it\/why-does-glabridin-discolor-in-emulsions-huatai-bio-fine-chemical\/\">\n            <span>Perch\u00e9 la Glabridina si scolorisce nelle emulsioni?<br>\n            <small style=\"color:var(--color-text-muted);font-weight:400\">Diagnostica e prevenzione della stabilit\u00e0<\/small><\/span>\n            <span class=\"related-link-arrow\">\u2192<\/span>\n          <\/a>\n        <\/div>\n      <\/div>\n\n      <!-- CTA -->\n      <div class=\"cta-box\">\n        <div class=\"cta-box-text\">\n          <strong>Richiedi campioni, COA o consulenza tecnica<\/strong>\n          glabridinchina.com \u00b7 jelly@huataibio.com \u00b7 +86 17868678161\n        <\/div>\n        <a class=\"cta-btn\" href=\"https:\/\/glabridinchina.com\/it\/siero-anti-eta-bosonina-Firming-attivo\/\">Contattaci \u2192<\/a>\n      <\/div>\n\n      <!-- References -->\n      <div class=\"references\">\n        <h2>Riferimenti<\/h2>\n        <ol>\n          <li>Yokota T, Nishio H, Kubota Y, Mizoguchi M. L'effetto inibitorio della glabridina dagli estratti di liquirizia sulla melanogenesi e l'infiammazione. <em>Pigment Cell Research<\/em>, 11(6), 355\u2013361, 1998. DOI: 10.1111\/j.1600-0749.1998.tb00494.x.<\/li>\n          <li>Ao M, Shi Y, Cui Y, Guo W, Wang J, Yu L. Fattori che influenzano la stabilit\u00e0 della glabridina. <em>Natural Product Communications<\/em>, Vol. 5(12), 1907\u20131912, 2010. DOI: 10.1177\/1934578X1000501214. PMID: 21299118.<\/li>\n          <li>Guangdong Weipu Testing Technology Co., Ltd. (CMA No. 202119135666). Rapporto N. GZA01-23080632-JC-01. Studio di efficacia schiarente sulla pelle umana, 0,03% Glabridina. Commissionato da Huatai Bio-Fine Chemical.<\/li>\n        <\/ol>\n      <\/div>\n\n      <div class=\"article-footer\">\n        <p>Per formulatori cosmetici professionisti e pubblico R&amp;D. Non costituisce consulenza normativa.<br>\n        Pubblicato 2026 \u2014 Huatai Bio-Fine Chemical, Xi'an, Shaanxi, Cina.<\/p>\n      <\/div>\n\n    <\/article>\n  <\/div>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>FAQ Glabridin Estratto di Liquirizia Selezione Ingredienti Glabridina ed estratto di radice di liquirizia provengono entrambi da Glycyrrhiza glabra, ma differiscono fondamentalmente per composizione e standardizzazione. Comprendere\u2026<\/p>","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[414],"tags":[],"class_list":["post-14170","post","type-post","status-publish","format-standard","hentry","category-troubleshooting-faq"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.8 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How Does Glabridin Compare to Licorice Root Extract? | Huatai Bio-Fine Chemical<\/title>\n<meta name=\"description\" content=\"Glabridin is a single purified compound from licorice root; licorice root extract is a complex botanical mixture. Learn the practical difference for formulation, efficacy claims, and how the two can be combined. 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