{"product_id":"numbuzin-no-5-glutathione-vitamin-concentrated-serum","title":"numbuzin No.5 Glutathione Vitamin Concentrated Serum","description":"\u003cdiv class=\"demyth-pdp-container\"\u003e\n\u003cdiv class=\"pdp-intro\"\u003e\n\u003cdiv class=\"target-pill\"\u003eTarget: Hyperpigmentation \u0026amp; Dark Spots\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"demyth-score-grid\"\u003e\n\u003cdiv class=\"score-card\"\u003e\n\u003cdiv style=\"background: #166534;\" class=\"score-glow\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"background: #166534;\" class=\"score-top-bar\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"score-label\"\u003eEFFICACY\u003c\/div\u003e\n\u003cdiv style=\"color: #166534;\" class=\"score-word\"\u003eHIGHLY EFFECTIVE\u003c\/div\u003e\n\u003cdiv class=\"score-numbers\"\u003e\n\u003cdiv style=\"color: #166534;\" class=\"score-main\"\u003e4.5\u003c\/div\u003e\n\u003cdiv class=\"score-max\"\u003e\/ 5.0\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"score-bar-bg\"\u003e\n\u003cdiv style=\"width: 90%; background: #166534; box-shadow: 0 0 10px rgba(22, 101, 52, 0.5);\" class=\"score-bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"score-card\"\u003e\n\u003cdiv style=\"background: #064e3b;\" class=\"score-glow\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"background: #064e3b;\" class=\"score-top-bar\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"score-label\"\u003eSAFETY\u003c\/div\u003e\n\u003cdiv style=\"color: #064e3b;\" class=\"score-word\"\u003eEXCELLENT\u003c\/div\u003e\n\u003cdiv class=\"score-numbers\"\u003e\n\u003cdiv style=\"color: #064e3b;\" class=\"score-main\"\u003e4.8\u003c\/div\u003e\n\u003cdiv class=\"score-max\"\u003e\/ 5.0\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"score-bar-bg\"\u003e\n\u003cdiv style=\"width: 96%; background: #064e3b; box-shadow: 0 0 10px rgba(6, 78, 59, 0.5);\" class=\"score-bar-fill\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"demyth-verdict-section\"\u003e\n\u003cdiv class=\"verdict-header\"\u003e\n\u003ch4\u003eOur Verdict\u003c\/h4\u003e\n\u003cdiv style=\"background: #dcfce7; border-color: #a7f3d0; color: #065f46;\" class=\"value-badge\"\u003e🔥 ABSOLUTE STEAL\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"verdict-box\"\u003e\n\u003cdiv class=\"verdict-text-wrap\" id=\"verdictWrap\"\u003e\n\u003cp class=\"verdict-text\"\u003eSolid brightening serum with potent actives, but glutathione at just 100ppm and low Vitamin C deliver underwhelming punch for the price. Efficacy score of 4.5 reflects strong 5% niacinamide and 4% tranexamic acid for melanin inhibition, plus synergistic Vitamin C (0.2%) and arbutin, but deducts for trace glutathione (100ppm ineffective standalone) and unspecified pH potentially suboptimal for ascorbate stability; no encapsulation noted, though water-based dropper packaging preserves antioxidants well.\u003c\/p\u003e\n\u003cdiv class=\"verdict-fade\" id=\"verdictFade\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbutton class=\"verdict-toggle\" id=\"verdictToggle\"\u003eRead full review \u003csvg width=\"12\" height=\"12\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"3\" stroke-linecap=\"round\" stroke-linejoin=\"round\" class=\"verdict-chevron\" id=\"verdictChevron\"\u003e\n        \u003cpolyline points=\"6 9 12 15 18 9\"\u003e\u003c\/polyline\u003e\n      \u003c\/svg\u003e \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"demyth-tiers-section\"\u003e\n\u003ch4 class=\"section-title\"\u003eKey Ingredients Found\u003c\/h4\u003e\n\u003cdiv style=\"background: #eff6ff; border-color: #bfdbfe;\" class=\"tier-container\"\u003e\n\u003cdiv class=\"tier-header\"\u003e\n\u003cspan style=\"color: #1e40af;\" class=\"tier-label\"\u003eTier 1: Gold Standards\u003c\/span\u003e \u003cspan style=\"background: #dbeafe; color: #1e40af;\" class=\"tier-badge\"\u003eHigh Clinical Proof\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tier-ingredients\"\u003e\n\u003cspan class=\"tier-pill\"\u003eTranexamic Acid \u003cspan class=\"tier-pill-conc\"\u003e(4%)\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003e3-O-Ethyl Ascorbic Acid \u003cspan class=\"tier-pill-conc\"\u003e(0.2%)\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #ecfdf5; border-color: #6ee7b7;\" class=\"tier-container\"\u003e\n\u003cdiv class=\"tier-header\"\u003e\n\u003cspan style=\"color: #047857;\" class=\"tier-label\"\u003eTier 2: Good Basics\u003c\/span\u003e \u003cspan style=\"background: #d1fae5; color: #047857;\" class=\"tier-badge\"\u003eProven Results\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tier-ingredients\"\u003e\n\u003cspan class=\"tier-pill\"\u003eNiacinamide \u003cspan class=\"tier-pill-conc\"\u003e(5%)\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003ePanthenol \u003cspan class=\"tier-pill-conc\"\u003e(5%)\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eAlpha-Arbutin\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eAlpha Bisabolol\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eCeramide NP\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eSodium Hyaluronate\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eBeta-Glucan\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eAdenosine\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eTocopherol\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eAllantoin\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #f7fee7; border-color: #d9f99d;\" class=\"tier-container\"\u003e\n\u003cdiv class=\"tier-header\"\u003e\n\u003cspan style=\"color: #3f6212;\" class=\"tier-label\"\u003eTier 3: Supporting Ingredients\u003c\/span\u003e \u003cspan style=\"background: #ecfccb; color: #3f6212;\" class=\"tier-badge\"\u003ePromising\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tier-ingredients\"\u003e\u003cspan style=\"font-size: 12px; color: #a1a1aa; font-style: italic; font-weight: 500;\"\u003eNone detected\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fefce8; border-color: #fde047;\" class=\"tier-container\"\u003e\n\u003cdiv class=\"tier-header\"\u003e\n\u003cspan style=\"color: #a16207;\" class=\"tier-label\"\u003eTier 4: Marketing Idols\u003c\/span\u003e \u003cspan style=\"background: #fef9c3; color: #a16207;\" class=\"tier-badge\"\u003eHype \/ Limited Data\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tier-ingredients\"\u003e\n\u003cspan class=\"tier-pill\"\u003eGlutathione \u003cspan class=\"tier-pill-conc\"\u003e(100 ppm)\u003c\/span\u003e\u003c\/span\u003e \u003cspan class=\"tier-pill\"\u003eVaccinium Vitis-Idaea Fruit Extract\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #fef2f2; border-color: #fecaca;\" class=\"tier-container\"\u003e\n\u003cdiv class=\"tier-header\"\u003e\n\u003cspan style=\"color: #991b1b;\" class=\"tier-label\"\u003eTier 5: Potential Irritants\u003c\/span\u003e \u003cspan style=\"background: #fee2e2; color: #991b1b;\" class=\"tier-badge\"\u003eBe Cautious\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tier-ingredients\"\u003e\u003cspan style=\"font-size: 12px; color: #a1a1aa; font-style: italic; font-weight: 500;\"\u003eNone detected\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"demyth-accordion\"\u003e\n\u003csummary class=\"accordion-summary\"\u003e\u003csvg stroke-width=\"2.5\" stroke=\"#52525b\" fill=\"none\" viewbox=\"0 0 24 24\" height=\"16\" width=\"16\"\u003e\n        \u003cpath d=\"M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z\"\u003e\u003c\/path\u003e\n        \u003cpolyline points=\"14 2 14 8 20 8\"\u003e\u003c\/polyline\u003e\n        \u003cline y2=\"13\" x2=\"8\" y1=\"13\" x1=\"16\"\u003e\u003c\/line\u003e\n        \u003cline y2=\"17\" x2=\"8\" y1=\"17\" x1=\"16\"\u003e\u003c\/line\u003e\n        \u003cpolyline points=\"10 9 9 9 8 9\"\u003e\u003c\/polyline\u003e\n      \u003c\/svg\u003e \u003cspan\u003eFull Ingredients List\u003c\/span\u003e\u003csvg stroke-linejoin=\"round\" stroke-linecap=\"round\" stroke-width=\"3\" stroke=\"#a1a1aa\" fill=\"none\" viewbox=\"0 0 24 24\" height=\"14\" width=\"14\" class=\"chevron\"\u003e\n        \u003cpolyline points=\"6 9 12 15 18 9\"\u003e\u003c\/polyline\u003e\n      \u003c\/svg\u003e\u003c\/summary\u003e\n\u003cdiv class=\"accordion-content\"\u003e\n\u003cp class=\"ingredients-plain-text\"\u003eVaccinium Vitis-Idaea Fruit Extract (604,074 ppm), Butylene Glycol, Niacinamide (50,000 ppm), Panthenol (50,000 ppm), Tranexamic Acid (40,000 ppm), Aqua, 1,2-Hexanediol, Neopentyl Glycol Dicaprate, Capric\/Caprylic Triglycerides, Sorbitol, Bifida Ferment Filtrate, Chondrus Crispus Extract, Butyrospermum Parkii Butter, Saccharum Officinarum Extract, Alpha-Arbutin, Sodium Hyaluronate, Melia Azadirachta Flower Extract, Ocimum Sanctum Leaf Extract, Melia Azadirachta Leaf Extract, Curcuma Longa Root Extract, Corallina Officinalis Extract, Tremella Fuciformis Extract, Pentylene Glycol, Glycerin, 3-O-Ethyl Ascorbic Acid (2,000 ppm), Alpha Bisabolol, Tromethamine, Ethylhexylglycerin, Adenosine, Hydrogenated Lecithin, Allantoin, Glutathione (100 ppm), Ceramide NP, Beta-Glucan, Dipotassium Glycyrrhizate, Tocopherol, L Ascorbic Acid, Ascorbyl Glucoside, Tocopheryl Acetate, Hydroxypropyl Cyclodextrin, Ubiquinone, Alpha Lipoic Acid, Potassium Hydroxide, Behenyl Alcohol, Carbomer, Xanthan Gum, Disodium EDTA\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdiv class=\"pdp-extra-info\"\u003e\n\u003cdiv class=\"info-block\"\u003e\n\u003ch4\u003eHow To Use\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eStep 4 (Serum):\u003c\/b\u003e Apply 2–3 drops to cleansed skin morning and\/or evening. Pat gently until fully absorbed before moisturiser. For best brightening results, use consistently for 8–12 weeks. Always follow with SPF in the morning when using Vitamin C and tranexamic acid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"info-block\"\u003e\n\u003ch4\u003eSuited To\u003c\/h4\u003e\n\u003cp\u003eAll skin types with hyperpigmentation, dark spots, post-acne marks, or uneven skin tone. Fragrance-free and free of known irritants — suitable for sensitive skin. A strong choice for those wanting a multi-active brightening serum without the instability issues of pure ascorbic acid.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\n  @import url('https:\/\/fonts.googleapis.com\/css2?family=Inter:wght@400;500;600;700;800;900\u0026display=swap');\n\n  .demyth-pdp-container {\n    font-family: 'Inter', sans-serif;\n    color: #18181b;\n    max-width: 100%;\n    margin-top: 30px;\n    line-height: 1.6;\n  }\n\n  .pdp-intro p { font-size: 15px; color: #52525b; margin: 0 0 12px 0; }\n\n  .target-pill {\n    display: inline-block;\n    background: #e8e8e8;\n    color: #000000;\n    border: 1px solid rgba(255,255,255,0.1);\n    font-size: 11px;\n    font-weight: 700;\n    padding: 4px 12px;\n    border-radius: 99px;\n    box-shadow: 0 4px 12px rgba(0,0,0,0.1);\n    letter-spacing: 0.02em;\n    margin-bottom: 30px;\n  }\n\n  .demyth-score-grid { display: flex; gap: 12px; margin-bottom: 32px; }\n\n  .score-card {\n    flex: 1;\n    background: #fff;\n    padding: 24px 12px;\n    border-radius: 20px;\n    border: 1px solid #e4e4e7;\n    box-shadow: 0 12px 32px -12px rgba(0,0,0,0.08);\n    text-align: center;\n    position: relative;\n    overflow: hidden;\n  }\n\n  .score-top-bar { position: absolute; top: 0; left: 0; right: 0; height: 4px; opacity: 0.9; }\n  .score-glow { position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%); width: 100px; height: 100px; opacity: 0.06; filter: blur(20px); border-radius: 50%; pointer-events: none; }\n  .score-label { font-size: 10px; font-weight: 900; color: #a1a1aa; margin-bottom: 8px; letter-spacing: 0.08em; }\n  .score-word { font-size: 18px; font-weight: 900; text-transform: uppercase; letter-spacing: -0.01em; margin-bottom: 4px; line-height: 1.1; }\n  .score-numbers { display: flex; align-items: baseline; justify-content: center; gap: 2px; margin-bottom: 16px; }\n  .score-main { font-size: 16px; font-weight: 800; line-height: 1; }\n  .score-max { font-size: 12px; font-weight: 700; color: #d4d4d8; }\n  .score-bar-bg { height: 5px; background: #f4f4f5; border-radius: 99px; overflow: hidden; max-width: 85%; margin: 0 auto; box-shadow: inset 0 1px 2px rgba(0,0,0,0.05); }\n  .score-bar-fill { height: 100%; border-radius: 99px; }\n\n  @media (max-width: 600px) { .demyth-score-grid { flex-direction: column; gap: 16px; } }\n\n  \/* ── VERDICT ── *\/\n  .demyth-verdict-section { margin-bottom: 36px; }\n  .verdict-header { display: flex; align-items: center; margin-bottom: 12px; flex-wrap: wrap; gap: 12px; }\n  .verdict-header h4 { font-size: 14px; font-weight: 900; text-transform: uppercase; color: #18181b; margin: 0; letter-spacing: 0.05em; }\n\n  .value-badge {\n    display: inline-flex; align-items: center; padding: 6px 12px; border-radius: 99px;\n    font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.05em;\n    box-shadow: 0 2px 4px rgba(0,0,0,0.02); border: 1px solid;\n  }\n\n  .verdict-box {\n    background: linear-gradient(145deg, #fafafa, #fdfdfd);\n    border: 1px solid #f4f4f5;\n    padding: 20px;\n    border-radius: 16px;\n    box-shadow: inset 0 2px 4px rgba(255,255,255,0.8);\n    margin-bottom: 12px;\n  }\n\n  .verdict-text-wrap { position: relative; overflow: hidden; max-height: 4.8em; transition: max-height 0.4s ease; }\n  .verdict-text-wrap.expanded { max-height: 600px; }\n  .verdict-text { font-size: 14px; color: #52525b; line-height: 1.6; margin: 0; font-weight: 500; }\n\n  .verdict-fade {\n    position: absolute; bottom: 0; left: 0; right: 0; height: 40px;\n    background: linear-gradient(to bottom, transparent, #fafafa);\n    pointer-events: none; transition: opacity 0.3s ease;\n  }\n  .verdict-text-wrap.expanded .verdict-fade { opacity: 0; }\n\n  .verdict-toggle {\n    display: inline-flex; align-items: center; gap: 5px; margin-top: 10px;\n    background: none; border: none; padding: 0; font-family: 'Inter', sans-serif;\n    font-size: 13px; font-weight: 700; color: #18181b; cursor: pointer;\n    text-decoration: underline; text-underline-offset: 3px; text-decoration-color: #d4d4d8;\n    transition: color 0.15s ease;\n    --buttons-border-width: 0px; --buttons-shadow-vertical-offset: 0px; --buttons-shadow-opacity: 0;\n    box-shadow: none !important; outline: none !important;\n  }\n  .verdict-toggle:hover { color: #52525b; }\n  .verdict-chevron { transition: transform 0.3s ease; flex-shrink: 0; }\n  .verdict-chevron.rotated { transform: rotate(180deg); }\n  \/* ── END VERDICT ── *\/\n\n  .demyth-tiers-section { margin-bottom: 30px; }\n  .section-title { font-size: 13px; font-weight: 900; text-transform: uppercase; color: #18181b; margin-bottom: 16px; letter-spacing: 0.05em; }\n\n  .tier-container { margin-bottom: 12px; padding: 14px; border-radius: 16px; border: 1px solid transparent; box-shadow: inset 0 2px 4px rgba(255,255,255,0.6); }\n  .tier-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }\n  .tier-label { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.05em; }\n  .tier-badge { font-size: 10px; font-weight: 800; padding: 3px 10px; border-radius: 99px; letter-spacing: 0.02em; }\n  .tier-ingredients { display: flex; flex-wrap: wrap; gap: 8px; }\n\n  .tier-pill {\n    background: #fff; padding: 6px 14px; border-radius: 99px; font-size: 12px; font-weight: 600; color: #18181b;\n    border: 1px solid rgba(0,0,0,0.04); box-shadow: 0 2px 6px -1px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.02); display: inline-block;\n  }\n  .tier-pill-conc { font-weight: 800; color: #166534; font-size: 11px; }\n  .tier-pill--danger { background: #fff1f2; color: #991b1b; border-color: rgba(153,27,27,0.12); }\n\n  \/* ── ACCORDION ── *\/\n  .demyth-accordion { border: 1px solid #e4e4e7; border-radius: 16px; overflow: hidden; margin-bottom: 30px; background: #fff; }\n\n  .accordion-summary {\n    width: 100%; display: flex; justify-content: space-between; align-items: center;\n    padding: 14px 18px; background: #fff; cursor: pointer; list-style: none;\n    font-size: 13px; font-weight: 700; color: #18181b; gap: 12px; user-select: none; transition: background 0.15s ease;\n  }\n  .accordion-summary:hover { background: #fafafa; }\n  .accordion-summary::-webkit-details-marker { display: none; }\n  .accordion-summary-left { display: flex; align-items: center; gap: 8px; }\n\n  .accordion-chevron-wrap {\n    display: flex; align-items: center; justify-content: center;\n    width: 24px; height: 24px; background: #f4f4f5; border-radius: 99px; flex-shrink: 0; transition: background 0.15s ease;\n  }\n  .accordion-summary:hover .accordion-chevron-wrap { background: #e4e4e7; }\n  .demyth-accordion[open] .chevron { transform: rotate(180deg); }\n  .chevron { transition: transform 0.25s ease; }\n\n  .accordion-content { padding: 16px 18px 20px; background: #fafafa; border-top: 1px solid #e4e4e7; }\n  .ingredients-plain-text { font-size: 13px; color: #52525b; line-height: 1.8; margin: 0; font-weight: 400; font-family: 'Inter', sans-serif; word-break: break-word; }\n  \/* ── END ACCORDION ── *\/\n\n  .pdp-extra-info { margin-top: 30px; padding-top: 24px; border-top: 1px solid #f4f4f5; display: flex; flex-direction: column; gap: 20px; }\n  .info-block h4 { font-size: 11px; font-weight: 800; text-transform: uppercase; color: #18181b; margin: 0 0 8px 0; letter-spacing: 0.05em; }\n  .info-block p { font-size: 14px; color: #52525b; margin: 0; line-height: 1.5; }\n\u003c\/style\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"numbuzin","offers":[{"title":"Default Title","offer_id":49943612391564,"sku":null,"price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/8445\/4540\/files\/numbuzin-no-5-glutathione-vitamin-concentrated-serum-10ml-373.jpg?v=1779106427","url":"https:\/\/demythskin.com\/zh\/products\/numbuzin-no-5-glutathione-vitamin-concentrated-serum","provider":"Demythskin","version":"1.0","type":"link"}