{"id":15458,"date":"2026-07-28T09:43:39","date_gmt":"2026-07-28T09:43:39","guid":{"rendered":"https:\/\/glabridin.net\/?p=15458"},"modified":"2026-07-28T09:45:39","modified_gmt":"2026-07-28T09:45:39","slug":"what-is-stearyl-glycyrrhetinate-technical-brief-anti-inflammatory-data-and-formulating-oil-soluble-licorice-derivatives","status":"publish","type":"post","link":"https:\/\/glabridin.net\/it\/what-is-stearyl-glycyrrhetinate-technical-brief-anti-inflammatory-data-and-formulating-oil-soluble-licorice-derivatives\/","title":{"rendered":"Cos'\u00e8 il Glicirretinato di Stearile? Breve Tecnico, Dati Anti-infiammatori e Formulazione di Derivati della Liquirizia Solubili in Olio"},"content":{"rendered":"<div style=\"max-width: 100%; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; line-height: 1.75; color: #334155; background-color: #ffffff; padding: 10px; box-sizing: border-box;\">\n\n  <p style=\"margin-bottom: 16px; font-size: 15px;\">\n    <strong style=\"color: #0369a1;\"><a href=\"https:\/\/glabridin.net\/it\/prodotto\/stearyl-glycyrrhetinate\/\">Stearil glicirretinato<\/a><\/strong> \u00e8 l'estere lipofilo derivato dall'acido 18\u03b2-glicirretico e dall'alcol stearilico. Mentre gli estratti di liquirizia idrosolubili come il Glicirrizato Dipotassico dominano i sieri acquosi, faticano a penetrare lo strato corneo idrofobo. L'esterificazione dell'acido glicirretico con una catena di acidi grassi C18 risolve questa limitazione. Il risultato \u00e8 un ingrediente attivo compatibile con i lipidi, progettato per sistemi anidri, emulsioni e formulazioni per il ripristino della barriera lipidica.\n  <\/p>\n\n  <hr style=\"border: none; border-top: 1px solid #e2e8f0; margin: 24px 0;\" \/>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Profilo Chimico e Struttura Molecolare\n  <\/h2>\n\n  <ul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 15px; color: #334155;\">\n    <li style=\"margin-bottom: 6px;\"><strong>Nome INCI:<\/strong> Stearil glicirretinato<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Numero CAS:<\/strong> <span style=\"background-color: #f1f5f9; color: #0f172a; padding: 2px 6px; border-radius: 4px; font-family: monospace;\">13832-70-7<\/span><\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Numero EINECS\/ELINCS:<\/strong> <span style=\"background-color: #f1f5f9; color: #0f172a; padding: 2px 6px; border-radius: 4px; font-family: monospace;\">419-580-5<\/span><\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Formula Molecolare:<\/strong> C48H82O4<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Peso Molecolare:<\/strong> 723,16 g\/mol<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Struttura Chimica:<\/strong> Estere 30-stearilico dell'acido 18\u03b2-glicirretico<\/li>\n  <\/ul>\n\n  <div style=\"background-color: #f8fafc; border: 1px dashed #cbd5e1; border-radius: 6px; padding: 12px 16px; font-family: monospace; font-size: 13px; color: #475569; margin: 16px 0; overflow-x: auto;\">\n                   CH3 CH3<br \/>\n                    |    |<br \/>\n             [Nucleo Acido Glicirretico] \u2014 C(=O)\u2014O\u2014(CH2)17\u2014CH3<br \/>\n                    |<br \/>\n                   O=C\n  <\/div>\n\n  <p style=\"margin-bottom: 16px; font-size: 15px;\">\n    L'acido 18\u03b2-glicirretico naturale contiene un gruppo acido carbossilico in posizione C-30. L'esterificazione in C-30 con ottadecanolo (alcol stearilico) aumenta la lipofilia (<span style=\"color: #0369a1; font-weight: 600;\">Log P = 6,2<\/span>). Questa modifica facilita il passaggio attraverso i lipidi intercellulari epidermici. Una volta all'interno dello strato corneo, le esterasi endogene scindono gradualmente il legame estereo, rilasciando acido glicirretico libero per un'attivit\u00e0 biologica prolungata.\n  <\/p>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Specifiche Standard del Certificato di Analisi (COA)\n  <\/h2>\n\n  <p style=\"margin-bottom: 12px; font-size: 15px;\">La seguente tabella delinea i criteri di controllo qualit\u00e0 delle materie prime industriali per la produzione cosmetica:<\/p>\n\n  <div style=\"overflow-x: auto; margin-bottom: 20px;\">\n    <table style=\"width: 100%; border-collapse: collapse; font-size: 14px; text-align: left;\">\n      <thead>\n        <tr style=\"background-color: #0f172a; color: #ffffff;\">\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Elemento di Test<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Standard di specifica<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Risultato tipico del lotto<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Metodo di prova<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Aspetto<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Polvere cristallina da bianca a biancastra.<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Polvere bianca fine<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Visual inspection<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Odore<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Odore debole caratteristico<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Conforme<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Olfactory<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #0369a1;\">Purezza (Dosaggio mediante HPLC)<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #0369a1;\">\u2265 98,0%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #166534;\">98,6%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">HPLC (colonna C18, UV 254 nm)<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Punto di fusione<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">70,0 \u00b0C \u2013 77,0 \u00b0C<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">73,5 \u00b0C \u2013 75,0 \u00b0C<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Apparecchio per punto di fusione capillare<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Perdita all&#039;essiccazione<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">\u2264 1,0%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">0,3%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">105 \u00b0C, 2 ore<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Residui dopo l&#039;accensione<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">\u2264 0,2%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">0,08%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Ignizione a 600 \u00b0C<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Metalli pesanti (come Pb)<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">\u2264 10 ppm<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">&lt; 5 ppm<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">ICP-MS<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Arsenico (As)<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">\u2264 2 ppm<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">&lt; 1 ppm<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">AAS<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Test Microbiologici<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Conta Totale delle Colonie &lt; 100 CFU\/g<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">&lt; 10 UFC\/g<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">ISO 21149 \/ ISO 16212<\/td>\n        <\/tr>\n      <\/tbody>\n    <\/table>\n  <\/div>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Profilo di Solubilit\u00e0 e Compatibilit\u00e0 con i Solventi\n  <\/h2>\n\n  <p style=\"margin-bottom: 12px; font-size: 15px;\">\n    A differenza delle forme saline dell'acido glicirrizico, lo Stearyl Glycyrrhetinate \u00e8 virtualmente insolubile in acqua (<span style=\"color: #c2410c; font-weight: 600;\">9 \u03bcg\/L a 20 \u00b0C<\/span>). Richiede vettori lipidici disciolti o solventi organici caldi.\n  <\/p>\n\n  <div style=\"overflow-x: auto; margin-bottom: 20px;\">\n    <table style=\"width: 100%; border-collapse: collapse; font-size: 14px; text-align: left;\">\n      <thead>\n        <tr style=\"background-color: #0f172a; color: #ffffff;\">\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Solvente \/ Fase Lipidica<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Solubilit\u00e0 a 25 \u00b0C<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Solubilit\u00e0 a 75 \u00b0C<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Nota sulla formulazione<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Acqua<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; color: #dc2626;\">Insolubile<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; color: #dc2626;\">Insolubile<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Non adatto alla fase acquosa diretta<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Etanolo (95%)<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Leggermente solubile<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Solubile (~2,5%)<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Precipita se raffreddato rapidamente allo stato puro<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #0369a1;\">Trigliceride Caprilico\/Caprico (MCT)<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">~0,8% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #166534;\">&gt; 5,0% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Olio vettore ideale per la pre-dissoluzione<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #0369a1;\">Squalano<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">~0,5% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #166534;\">&gt; 4,0% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Base lipidica eccellente per oli viso<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Olio Minerale \/ Isoesadecane<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">~0,4% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">~3,5% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Buona compatibilit\u00e0 nei sistemi idrocarburici<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Olio di Jojoba \/ Oli Vegetali<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">~0,3% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">&gt; 3,0% p\/p<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Richiede riscaldamento sopra i 75 \u00b0C per sciogliersi<\/td>\n        <\/tr>\n      <\/tbody>\n    <\/table>\n  <\/div>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Meccanismi Biologici e Dati di Performance In-Vitro\n  <\/h2>\n\n  <p style=\"margin-bottom: 16px; font-size: 15px;\">\n    Lo Stearyl Glycyrrhetinate modula le cascate infiammatorie principalmente inibendo la 11\u03b2-idrossisteroide deidrogenasi di tipo 1 (11\u03b2-HSD1) e le vie a valle dell'acido arachidonico.\n  <\/p>\n\n  <h3 style=\"color: #0369a1; font-size: 16px; font-weight: 600; margin-top: 20px; margin-bottom: 10px;\">Inibizione dei Mediatori Pro-Infiammatori<\/h3>\n  <p style=\"margin-bottom: 12px; font-size: 15px;\">\n    Gli stressor infiammatori (radiazioni UV, irritanti chimici, interruzione da tensioattivi) attivano la fosfolipasi A2. Questo enzima rilascia acido arachidonico, convertendolo in prostaglandina E2 (PGE2) tramite la cicloossigenasi-2 (COX-2).\n  <\/p>\n\n  <div style=\"background-color: #f0fdf4; border-left: 4px solid #16a34a; padding: 12px 16px; margin: 16px 0; border-radius: 0 6px 6px 0;\">\n    <p style=\"margin: 0 0 8px 0; font-size: 15px; color: #14532d; font-weight: 600;\">In saggi su colture cellulari HaCaT (stimolate con LPS 1 \u03bcg\/mL):<\/p>\n    <ul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #166534;\">\n      <li style=\"margin-bottom: 4px;\"><strong>Soppressione PGE2:<\/strong> Valore IC50 di <span style=\"background-color: #dcfce7; padding: 1px 5px; border-radius: 3px; font-weight: 700;\">12,4 \u03bcM<\/span> (vs. 28,6 \u03bcM per il Glicirrizato Dipotassico).<\/li>\n      <li style=\"margin-bottom: 4px;\"><strong>Interleuchina-6 (IL-6):<\/strong> Riduce la secrezione di IL-6 del <span style=\"background-color: #dcfce7; padding: 1px 5px; border-radius: 3px; font-weight: 700;\">54,2%<\/span> a 20 \u03bcM.<\/li>\n      <li style=\"margin-bottom: 0;\"><strong>TNF-\u03b1:<\/strong> Sopprime l'espressione del <span style=\"background-color: #dcfce7; padding: 1px 5px; border-radius: 3px; font-weight: 700;\">41,8%<\/span> a 20 \u03bcM.<\/li>\n    <\/ul>\n  <\/div>\n\n  <h3 style=\"color: #0369a1; font-size: 16px; font-weight: 600; margin-top: 20px; margin-bottom: 10px;\">Benchmark Antimicrobici (Valori MIC)<\/h3>\n  <p style=\"margin-bottom: 8px; font-size: 15px;\">L'attivit\u00e0 antimicrobica ad ampio spettro aiuta a stabilizzare la microflora cutanea incline all'acne e compromessa. Il test standard di microdiluizione in brodo fornisce le seguenti Concentrazioni Minime Inibitorie (MIC):<\/p>\n  <ul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 15px;\">\n    <li style=\"margin-bottom: 4px;\"><strong>Cutibacterium acnes (ATCC 6919):<\/strong> <span style=\"color: #0369a1; font-weight: 700;\">MIC = 62,5 \u03bcg\/mL<\/span><\/li>\n    <li style=\"margin-bottom: 4px;\"><strong>Staphylococcus aureus (ATCC 6538):<\/strong> <span style=\"color: #0369a1; font-weight: 700;\">MIC = 125 \u03bcg\/mL<\/span><\/li>\n    <li style=\"margin-bottom: 4px;\"><strong>Staphylococcus epidermidis (ATCC 12228):<\/strong> <span style=\"color: #0369a1; font-weight: 700;\">MIC = 250 \u03bcg\/mL<\/span><\/li>\n  <\/ul>\n\n  <h3 style=\"color: #0369a1; font-size: 16px; font-weight: 600; margin-top: 20px; margin-bottom: 10px;\">Studio di Riduzione dell'Eritema In-Vivo<\/h3>\n  <p style=\"margin-bottom: 12px; font-size: 15px;\">\n    Un test clinico randomizzato split-face ha misurato la riduzione dell'eritema dopo irritazione da sodio lauril solfato (SLS, 1% patch). Venti soggetti hanno applicato una formulazione contenente 0,2% di Stearyl Glycyrrhetinate rispetto a un veicolo placebo due volte al giorno.\n  <\/p>\n  \n  <div style=\"background-color: #fefce8; border-left: 4px solid #eab308; padding: 12px 16px; margin: 16px 0; border-radius: 0 6px 6px 0;\">\n    <ul style=\"margin: 0; padding-left: 20px; font-size: 14px; color: #713f12;\">\n      <li style=\"margin-bottom: 4px;\"><strong>Giorno 3:<\/strong> Il rossore della pelle \u00e8 diminuito del <strong style=\"color: #854d0e;\">31,4%<\/strong> rispetto al basale (misurato tramite valore a* dello spettrofotometro).<\/li>\n      <li style=\"margin-bottom: 0;\"><strong>Giorno 7:<\/strong> Il rossore \u00e8 diminuito del <strong style=\"color: #854d0e;\">68,9%<\/strong>, con la perdita di acqua transepidermica (TEWL) che si \u00e8 ripristinata <strong style=\"color: #854d0e;\">4 volte pi\u00f9 velocemente<\/strong> rispetto al gruppo placebo.<\/li>\n    <\/ul>\n  <\/div>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Formulazione con Stearyl Glycyrrhetinate\n  <\/h2>\n\n  <p style=\"margin-bottom: 16px; font-size: 15px;\">\n    Perch\u00e9 scegliere lo Stearyl Glycyrrhetinate rispetto ai tradizionali sali di liquirizia? Alte concentrazioni di sali ionici come il Glicirrizato Dipotassico possono destabilizzare i sistemi emulsionati o rompere gli addensanti polimerici (come Carbomer o Acrylates\/C10-30 Alkyl Acrylate Crosspolymer). Lo Stearyl Glycyrrhetinate \u00e8 non ionico e lipofilo, il che lo rende completamente neutro rispetto alla viscosit\u00e0 dell'emulsione.\n  <\/p>\n\n  <h3 style=\"color: #0369a1; font-size: 16px; font-weight: 600; margin-top: 20px; margin-bottom: 10px;\">Fase di Lavorazione e Requisiti di Riscaldamento<\/h3>\n  <ol style=\"padding-left: 20px; margin-bottom: 20px; font-size: 15px;\">\n    <li style=\"margin-bottom: 6px;\">Aggiungere lo Stearyl Glycyrrhetinate direttamente alla fase oleosa polare o medio-polare (MCT, Alchil Benzoato C12-15 o Squalano).<\/li>\n    <li style=\"margin-bottom: 6px;\">Riscaldare la fase oleosa a <strong style=\"color: #dc2626;\">75 \u00b0C \u2013 80 \u00b0C<\/strong> sotto agitazione moderata fino a quando la polvere non si scioglie completamente in un liquido limpido.<\/li>\n    <li style=\"margin-bottom: 6px;\">Eseguire l'emulsificazione con la fase acquosa alla stessa temperatura.<\/li>\n    <li style=\"margin-bottom: 6px;\">Se si raffredda rapidamente, assicurarsi che la fase oleosa abbia abbastanza esteri solubilizzanti per prevenire la ricristallizzazione al di sotto dei 45 \u00b0C.<\/li>\n  <\/ol>\n\n  <h3 style=\"color: #0369a1; font-size: 16px; font-weight: 600; margin-top: 20px; margin-bottom: 10px;\">Matrice di Dosaggio Suggerita<\/h3>\n  <div style=\"overflow-x: auto; margin-bottom: 20px;\">\n    <table style=\"width: 100%; border-collapse: collapse; font-size: 14px; text-align: left;\">\n      <thead>\n        <tr style=\"background-color: #0f172a; color: #ffffff;\">\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Tipo di Applicazione<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Livello di utilizzo raccomandato<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Funzione primaria<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Creme e Balsami Riparatori della Barriera<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #0369a1;\">0,1% \u2013 0,5%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Lenitivo, anti-rossore, reintegro lipidico<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Balsami Labbra e Rossetti<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #0369a1;\">0,2% \u2013 1,0%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Riparazione labbra screpolate, supporto antinfiammatorio<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Protezione Solare e Doposole<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #0369a1;\">0,1% \u2013 0,3%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Contrasta l'eritema indotto dai raggi UV<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Sieri Anidri e Oli Viso<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #0369a1;\">0,05% \u2013 0,2%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Calmante quotidiano per pelli sensibili<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Trattamenti Spot per Acne e Imperfezioni<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #0369a1;\">0,2% \u2013 0,5%<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Riduzione delle papule infiammatorie localizzate<\/td>\n        <\/tr>\n      <\/tbody>\n    <\/table>\n  <\/div>\n\n  <h3 style=\"color: #0369a1; font-size: 16px; font-weight: 600; margin-top: 20px; margin-bottom: 10px;\">Combinazioni di Attivi Sinergici<\/h3>\n  <ul style=\"padding-left: 20px; margin-bottom: 20px; font-size: 15px;\">\n    <li style=\"margin-bottom: 8px;\"><strong>Bisabololo (0,2%) + Stearyl Glycyrrhetinate (0,1%):<\/strong> Inibizione combinata delle vie 5-LOX e COX-2.<\/li>\n    <li style=\"margin-bottom: 8px;\"><strong>Ceramide NP (0,1%) + Stearyl Glycyrrhetinate (0,2%):<\/strong> Ricostruisce i lipidi intercellulari riducendo l'infiammazione subclinica della barriera.<\/li>\n    <li style=\"margin-bottom: 8px;\"><strong>Tocoferolo (0,5%) + Stearyl Glycyrrhetinate (0,1%):<\/strong> Protegge gli attivi lipofili dall'ossidazione prevenendo la perossidazione dello squalene sulla pelle.<\/li>\n  <\/ul>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Analisi Comparativa: Stearyl Glycyrrhetinate vs. Glicirrizato Dipotassico\n  <\/h2>\n\n  <div style=\"overflow-x: auto; margin-bottom: 20px;\">\n    <table style=\"width: 100%; border-collapse: collapse; font-size: 14px; text-align: left;\">\n      <thead>\n        <tr style=\"background-color: #0f172a; color: #ffffff;\">\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Caratteristica<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">Stearil glicirretinato<\/th>\n          <th style=\"padding: 10px 12px; border: 1px solid #334155;\">glicirrizinato di dipotassio<\/th>\n        <\/tr>\n      <\/thead>\n      <tbody>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Solubilit\u00e0<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #0369a1;\">Solubile in olio \/ Lipofilo<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Solubile in acqua \/ Idrofilo<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Valore Log P<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 700; color: #0369a1;\">6.2<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">&lt; -1,5<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Bersaglio di Penetrazione Cutanea<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Stratum corneum e matrice lipidica<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Spazio intercellulare acquoso epidermico<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Impatto sulla Viscosit\u00e0<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; color: #166534; font-weight: 600;\">Nessun effetto sulla reologia dell'emulsione<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; color: #dc2626;\">Pu\u00f2 abbassare la viscosit\u00e0 del carbomero \/ gel a &gt; 0,5%<\/td>\n        <\/tr>\n        <tr style=\"background-color: #ffffff;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Stabilit\u00e0 termica<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Stabile fino a 85 \u00b0C in fase oleosa<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Stabile fino a 80 \u00b0C in fase acquosa<\/td>\n        <\/tr>\n        <tr style=\"background-color: #f8fafc;\">\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600;\">Formato Prodotto Ideale<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0; font-weight: 600; color: #0369a1;\">Rossetti, creme ricche, oli, creme solari<\/td>\n          <td style=\"padding: 9px 12px; border: 1px solid #e2e8f0;\">Tonici, gel, maschere in tessuto, sieri acquosi<\/td>\n        <\/tr>\n      <\/tbody>\n    <\/table>\n  <\/div>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Stato Normativo e Valutazione della Sicurezza\n  <\/h2>\n\n  <ul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 15px;\">\n    <li style=\"margin-bottom: 6px;\"><strong>US CIR (Revisione degli Ingredienti Cosmetici):<\/strong> Valutato sicuro per l'uso nelle formulazioni cosmetiche fino a <span style=\"color: #0369a1; font-weight: 600;\">1.0%<\/span>.<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>EU SCCS \/ CosIng:<\/strong> Elencato senza restrizioni specifiche (Rif. N.: 38334); si applicano i limiti standard di sicurezza cosmetica.<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Cina NMPA (IECIC):<\/strong> Inserito nell'Inventario degli Ingredienti Cosmetici Esistenti in Cina.<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Giappone (Principio Attivo Quasi-Farmaco):<\/strong> Approvato come principio attivo per indicazioni antinfiammatorie e lenitive entro limiti specificati (<span style=\"color: #0369a1; font-weight: 600;\">0,1% \u2013 0,5%<\/span>).<\/li>\n  <\/ul>\n\n  <p style=\"margin-bottom: 16px; font-size: 15px;\">\n    Studi di fototossicit\u00e0 e sensibilizzazione confermano che lo Stearyl Glycyrrhetinate presenta un potenziale fototossico pari a zero alla concentrazione di 1,0%. Supera i test standard Human Repeat Insult Patch Tests (HRIPT) senza alcuna irritazione osservata.\n  <\/p>\n\n  <h2 style=\"color: #0f172a; font-size: 18px; font-weight: 700; border-left: 4px solid #0284c7; padding-left: 10px; margin-top: 28px; margin-bottom: 16px;\">\n    Imballaggio, Conservazione e Manipolazione\n  <\/h2>\n\n  <ul style=\"padding-left: 20px; margin-bottom: 16px; font-size: 15px;\">\n    <li style=\"margin-bottom: 6px;\"><strong>Confezione:<\/strong> La fornitura industriale standard avviene in sacchetti di alluminio o fusti in fibra rivestiti con sacchetti di polietilene a doppio strato.<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Condizioni di conservazione:<\/strong> Conservare i contenitori ben chiusi in un luogo fresco, asciutto e ventilato (15 \u00b0C \u2013 25 \u00b0C). Proteggere dalla luce solare diretta e dall'umidit\u00e0.<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Durata di conservazione:<\/strong> 24 mesi dalla data di produzione se conservato in contenitori originali non aperti.<\/li>\n    <li style=\"margin-bottom: 6px;\"><strong>Richieste di Campioni:<\/strong> Campioni di produzione di grado puro sono disponibili per la ricerca e le prove di formulazione R&amp;S su richiesta.<\/li>\n  <\/ul>\n\n  <hr style=\"border: none; border-top: 1px solid #e2e8f0; margin: 28px 0 20px 0;\" \/>\n\n  <h2 style=\"color: #475569; font-size: 15px; font-weight: 700; margin-bottom: 12px;\">\n    Letteratura e Riferimenti Scientifici\n  <\/h2>\n\n  <ol style=\"padding-left: 20px; margin-bottom: 10px; font-size: 13px; color: #64748b; line-height: 1.6;\">\n    <li style=\"margin-bottom: 6px;\">Cosmetic Ingredient Review Expert Panel. (2007). <em>Relazione Finale sulla Valutazione della Sicurezza dell'Acido Glicirretico, dei suoi Sali ed Esteri<\/em>International Journal of Toxicology, 26(Suppl 2), 79\u2013112.<\/li>\n    <li style=\"margin-bottom: 6px;\">Shibata, S. (2000). <em>Una revisione delle azioni antinfiammatorie della liquirizia e dei suoi composti attivi<\/em>Journal of the Pharmaceutical Society of Japan, 120(10), 849\u2013862.<\/li>\n    <li style=\"margin-bottom: 6px;\">Finney, R. S. H., &amp; Somers, G. F. (1958). <em>L'attivit\u00e0 antinfiammatoria dell'acido glicirretico e dei suoi derivati<\/em>Journal of Pharmacy and Pharmacology, 10(1), 613\u2013620.<\/li>\n    <li style=\"margin-bottom: 6px;\">Yokota, T., Nishio, H., Kubota, Y., &amp; Mizoguchi, M. (1998). <em>L'effetto inibitorio dell'estratto di liquirizia sulla melanogenesi e sull'infiammazione<\/em>Pigment Cell Research, 11(6), 355\u2013361.<\/li>\n    <li style=\"margin-bottom: 6px;\">Inagaki, N., et al. (2006). <em>Effetti inibitori dei derivati dell'acido 18\u03b2-glicirretico sulle reazioni di ipersensibilit\u00e0 immediata e ritardata<\/em>Biological and Pharmaceutical Bulletin, 29(8), 1734\u20131739.<\/li>\n  <\/ol>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Stearyl Glycyrrhetinate \u00e8 l'estere lipofilo derivato dall'acido 18\u03b2-glicirretico e dall'alcol stearilico. Mentre gli estratti di liquirizia idrosolubili come il Dipotassio Glicirrizato dominano i sieri acquosi, faticano\u2026<\/p>","protected":false},"author":8,"featured_media":5752,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[60],"tags":[],"class_list":["post-15458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news"],"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>What Is Stearyl Glycyrrhetinate? 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