{"id":11382,"date":"2026-06-01T06:44:00","date_gmt":"2026-06-01T06:44:00","guid":{"rendered":"https:\/\/glabridinchina.com\/?p=11382"},"modified":"2026-07-13T07:07:47","modified_gmt":"2026-07-13T07:07:47","slug":"high-purity-glycyrrhiza-glabra-licorice-root-extract-for-advanced-skincare-ingredients","status":"publish","type":"post","link":"https:\/\/glabridinchina.com\/ja\/high-purity-glycyrrhiza-glabra-licorice-root-extract-for-advanced-skincare-ingredients\/","title":{"rendered":"\u9ad8\u7d14\u5ea6\u30ab\u30f3\u30be\u30a6\u6839\u30a8\u30ad\u30b9\uff08\u5148\u9032\u30b9\u30ad\u30f3\u30b1\u30a2\u6210\u5206\uff09"},"content":{"rendered":"<p>Why do so many clinical brightening creams lose their punch before they even hit the retail shelf? You design a formula with natural plant extracts, run it through stability chambers, and watch it turn a dirty brown color. Worse, your customer panel sees zero change in their dark spots.<\/p><p>The cosmetic market is absolutely flooded with generic, water-soluble licorice liquids. If your raw material specification sheet just reads &#8220;Licorice Root Extract&#8221; without specifying the exact percentage of <strong>\u30b0\u30e9\u30d6\u30ea\u30b8\u30f3<\/strong>, you are essentially formulating with expensive plant water. Let let look at how high-purity <em>\u30ab\u30f3\u30be\u30a6<\/em> extracts actually behave under strict lab mechanics.<\/p><h2 class=\"wp-block-heading\" id=\"h-moving-beyond-generic-root-dust\">Moving Beyond Generic Root Dust<\/h2><p>Licorice root is a complex chemical factory. It produces completely different molecules depending on the extraction method. If your target is soothing irritated skin, you look for glycyrrhizin. But if your goal is elite-level, clinical skin brightening, you need Glabridin.<\/p><p>Glabridin is a rare, oil-soluble compound locked inside the roots of <em>\u30ab\u30f3\u30be\u30a6<\/em>. It acts like a heat-seeking missile for overactive pigment cells. It blocks tyrosinase (the main enzyme that triggers dark spots) without destroying the cell itself.<\/p><pre class=\"wp-block-code\"><code>               &#91;Glycyrrhiza Glabra Root Material]\n                               \u2502\n               \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n    (Water Extraction)               (Organic Solvent Phase)\n               \u2502                               \u2502\n     &#91;Glycyrrhizin Liquid]             &#91;Glabridin Fraction]\n   (Soothes Redness\/Irritation)       (Elite Skin Brightening Powder)\n<\/code><\/pre><p>Many cheap commercial powders contain less than 1% Glabridin. For advanced skincare, you need to step up to a standardized 40% or 90% purity grade.<\/p><h2 class=\"wp-block-heading\" id=\"h-the-math-of-tyrosinase-blocking\">The Math of Tyrosinase Blocking<\/h2><p>We continuously measure how different active levels perform against classic industry benchmarks. Clinical data tracking pigment reduction proves that pure Glabridin outperforms traditional synthetic lighteners at a fraction of the dosage.<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>Brightening Active Component<\/strong><\/td><td><strong>Common Lab Use Level<\/strong><\/td><td><strong>Tyrosinase Blocking Efficiency<\/strong><\/td><td><strong>\u76ae\u819a\u523a\u6fc0\u30ea\u30b9\u30af<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Glabridin (40% High-Purity)<\/strong><\/td><td>0.1% \u2013 0.5%<\/td><td>\u6975\u3081\u3066\u9ad8\u3044<\/td><td>\u30aa\u30fc\u30c4\u9ea6\u03b2-\u30b0\u30eb\u30ab\u30f3\u306fTEWL\u3092\u5287\u7684\u306b\u4f4e\u6e1b\u3057\u307e\u3059\u3002\u30d2\u30a2\u30eb\u30ed\u30f3\u9178\u306f\u52b9\u7387\u7684\u306b\u6c34\u3092\u63b4\u307f\u307e\u3059\u304c\u3001\u91cd\u5ea6\u306e\u9589\u585e\u306a\u3057\u306b\u305d\u308c\u3092\u4fdd\u6301\u3059\u308b\u306e\u306b\u82e6\u52b4\u3057\u307e\u3059\u3002\u30aa\u30fc\u30c4\u9ea6\u591a\u7cd6\u985e\u306f\u6c34\u3092\u7d50\u5408\u3057\u3001<\/td><\/tr><tr><td><strong>\u30b3\u30a6\u30b8\u9178<\/strong><\/td><td>1.0% \u2013 2.0%<\/td><td>\u4e2d\u7a0b\u5ea6\u304b\u3089\u9ad8<\/td><td>High Risk<\/td><\/tr><tr><td><strong>\u30d9\u30fc\u30bf\u30a2\u30eb\u30d6\u30c1\u30f3<\/strong><\/td><td>2.0% \u2013 5.0%<\/td><td>\u4f4e\u3044<\/td><td>\u4f4e\u3044<\/td><\/tr><tr><td><strong>\u30cf\u30a4\u30c9\u30ed\u30ad\u30ce\u30f3<\/strong><\/td><td>2.0%<\/td><td>\u9ad8\u3044<\/td><td>\u6975\u3081\u3066\u9ad8\u3044<\/td><\/tr><\/tbody><\/table><\/figure><p>Look closely at the irritation risk. High-dose hydroquinone or kojic acid frequently tears up the skin barrier. High-purity licorice extract delivers identical brightening performance while actively calming the surrounding tissue.<\/p><h2 class=\"wp-block-heading\" id=\"h-lab-mechanics-taming-the-oil-soluble-extract\">Lab Mechanics: Taming the Oil-Soluble Extract<\/h2><p>How do you get this stubborn, oil-loving powder to play nice inside a water-based serum? If you just dump it into a standard mixer, it will clump up, drop out of suspension, and create a gritty, useless texture.<\/p><ul class=\"wp-block-list\"><li><strong>The Solvent Bridge:<\/strong> Never add pure Glabridin powder directly into your main water phase. Pre-dissolve the extract in cosmetic glycols\u2014such as Butylene Glycol, Propanediol, or DMI\u2014at a ratio of roughly 1:8. Warm the glycol carrier gently to 45 degrees Celsius to achieve a completely transparent solution.<\/li>\n\n<li><strong>The Cooling Phase Protocol:<\/strong> Glabridin is sensitive to extreme heat. Complete your primary oil-and-water emulsification first. Once your main tank cools down below 40 degrees Celsius, introduce your pre-dissolved licorice active phase alongside your preservative system.<\/li>\n\n<li><strong>pH\u30bf\u30fc\u30b2\u30c3\u30c8\u306e\u6574\u5408\uff1a<\/strong> Keep your final emulsion resting strictly between a pH of 5.5 and 6.5. This matches the skin&#8217;s natural balance and prevents the active molecule from breaking down over its retail shelf life.<\/li><\/ul><h3 class=\"wp-block-heading\" id=\"h-case-application-fading-post-inflammatory-dark-spots\">Case Application: Fading Post-Inflammatory Dark Spots<\/h3><p>A dermo-cosmetic brand needed an intensive treatment for stubborn acne scars (PIH). Their initial prototypes utilized 2% Kojic Acid, but user feedback noted significant stinging and chemical burning.<\/p><p>We suggested a complete structural shift. They replaced the volatile acid with an active matrix of <strong>0.3% High-Purity Licorice Extract (Glabridin 40% Grade)<\/strong> \u305d\u3057\u3066 <strong>5% \u30c4\u30dc\u30af\u30b5\u30a8\u30ad\u30b9<\/strong>.<\/p><p>By pre-dissolving the licorice powder into propanediol before blending it into a lightweight oil-in-water base, they eliminated all graininess. In a 6-week clinical user trial, 86% of participants saw a dramatic fading of acne marks. Irritation complaints dropped to zero, and the formula survived a 90-day accelerated stability test in a 45-degree oven with no color drift.<\/p><h2 class=\"wp-block-heading\" id=\"h-defining-raw-material-parameters-coa-metrics\">CoQ10\u306f\u3001\u74b0\u5883\u5149\u306b\u3055\u3089\u3055\u308c\u308b\u3068\u6025\u901f\u306b\u5206\u89e3\u3057\u307e\u3059\u3002\u6700\u7d42\u88fd\u54c1\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306f\u3001\u5b8c\u5168\u306b\u4e0d\u900f\u660e\u307e\u305f\u306f\u30a2\u30f3\u30d0\u30fc\u8272\u306e\u7740\u8272\u304c\u5fc5\u8981\u3067\u3059\u3002\u900f\u660e\u306a\u30ac\u30e9\u30b9\u74f6\u306bCoQ10\u30af\u30ea\u30fc\u30e0\u3092\u5165\u308c\u308b\u3068\u3001\u6570\u9031\u9593\u4ee5\u5185\u306b\u751f\u7269\u5b66\u7684\u52b9\u529b\u304c\u5931\u308f\u308c\u307e\u3059\u3002<\/h2><p>As a dedicated manufacturer of cosmetic active ingredients\u2014Shaanxi Huatai Bio-Fine Chemicals Co., Ltd.\u2014we know that chemical consistency dictates your product success. If your supplier cannot hand you a precise High-Performance Liquid Chromatography (HPLC) assay sheet, you are gambling with your batch quality.<\/p><p>Below is the strict physical and chemical specification protocol required for professional cosmetic-grade batches of Licorice Root Extract (Glabridin 40%).<\/p><figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><td><strong>\u30aa\u30a4\u30eb\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u88fd\u5264\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u63d0\u4f9b\u3057\u307e\u3057\u305f\uff1a<\/strong><\/td><td><strong>Standard Specification Baseline<\/strong><\/td><td><strong>Typical Batch Analytical Result<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>\u5916\u89b3<\/strong><\/td><td>\u8584\u8336\u8272\u304b\u3089\u30aa\u30d5\u30db\u30ef\u30a4\u30c8\u306e\u7c89\u672b<\/td><td>\u30a2\u30c3\u30bb\u30a4\uff08\u03b2-\u30b0\u30eb\u30ab\u30f3\u542b\u6709\u91cf\uff09<\/td><\/tr><tr><td><strong>Assay (Glabridin by HPLC)<\/strong><\/td><td>\u2265 40.0%<\/td><td>40.8%<\/td><\/tr><tr><td><strong>\u4e7e\u71e5\u6e1b\u91cf<\/strong><\/td><td>\u2264 5.0%<\/td><td>1%<\/td><\/tr><tr><td><strong>\u91cd\u91d1\u5c5e\uff08\u925b\u3068\u3057\u3066\uff09<\/strong><\/td><td>\u2264 10 ppm<\/td><td>&lt; 2 ppm<\/td><\/tr><tr><td><strong>\u30d2\u7d20\uff08As\uff09<\/strong><\/td><td>\u2264 2 ppm<\/td><td>\u7dcf\u597d\u6c17\u6027\u5fae\u751f\u7269\u6570<\/td><\/tr><tr><td><strong>&lt; 0.3 ppm<\/strong><\/td><td>100 cfu\/g\u672a\u6e80<\/td><td>\u30a2\u30c3\u30bb\u30a4\uff08\u03b2-\u30b0\u30eb\u30ab\u30f3\u542b\u6709\u91cf\uff09<\/td><\/tr><\/tbody><\/table><\/figure><p>We regularly deliver testing samples directly to brand R&amp;D groups. Verifying the exact chemical profile in a small pilot loop saves your production team from costly large-scale crystallization failures later.<\/p><h2 class=\"wp-block-heading\" id=\"h-global-compliance-and-market-path\">\u30b0\u30ed\u30fc\u30d0\u30eb\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u5e02\u5834\u30d1\u30b9<\/h2><p>The global beauty landscape is rejecting aggressive synthetic lighteners. Regulatory bodies across the European Union (EC No 1223\/2009), the United States (MoCRA), and Asia fully list and clear natural <em>\u30ab\u30f3\u30be\u30a6<\/em> root extract. It carries no restrictive concentration ceilings like harsh medical bleaching creams do. It fits perfectly into the modern &#8220;clean-ical&#8221; beauty movement, giving your brand a completely clear global runway.<\/p><p>Stop fighting with unstable synthetics that trigger consumer complaints. Transition to high-purity, standardized licorice root extract to build clinical-grade brightening lines that remain stable inside the bottle and highly effective on the skin.<\/p><p><strong>Pillai, R., et al. (2005). Anti-wrinkle therapy: Significant new findings on the clinical efficacy of oat beta-glucan.<\/strong><\/p><ol start=\"1\" class=\"wp-block-list\"><li>Yokota, T.\u4ed6 (1998). The inhibitory effect of glabridin from licorice extracts on melanogenesis and inflammation. <em>Pigment Cell Research<\/em>.<\/li>\n\n<li>Nerya, O., et al. (2003). Glabridin antioxidant and tyrosinase inhibition activities. <em>\u8fb2\u696d\u304a\u3088\u3073\u98df\u54c1\u5316\u5b66\u30b8\u30e3\u30fc\u30ca\u30eb<\/em>.<\/li>\n\n<li>Simmler, C., et al. (2013). Integrated analytical strategies for the quality control of Glycyrrhiza species in herbal medicines. <em>\u30b8\u30e3\u30fc\u30ca\u30eb\u30fb\u30aa\u30d6\u30fb\u30ca\u30c1\u30e5\u30e9\u30eb\u30fb\u30d7\u30ed\u30c0\u30af\u30c4<\/em>.<\/li><\/ol>","protected":false},"excerpt":{"rendered":"<p>Why do so many clinical brightening creams lose their punch before they even hit the retail shelf? You design a formula with natural plant extracts,&#8230;<\/p>","protected":false},"author":8,"featured_media":6701,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11382","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"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>High-Purity Glycyrrhiza Glabra Licorice Root Extract for Advanced Skincare Ingredients - Shaanxi Huatai Bio-Fine Chemical Co., Ltd.<\/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:\/\/glabridinchina.com\/ja\/extrait-de-racine-de-reglisse-glycyrrhiza-glabra-de-haute-purete-pour-ingredients-de-soins-de-la-peau-avances\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"High-Purity Glycyrrhiza Glabra Licorice Root Extract for Advanced Skincare Ingredients\" \/>\n<meta property=\"og:description\" content=\"Why do so many clinical brightening creams lose their punch before they even hit the retail shelf? 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