{"product_id":"serum-dark-spot-system","title":"Serum - Dark Spot System","description":"\u003cp style=\"font-size:2.1rem;font-weight:600;letter-spacing:-0.02em;line-height:1.15;margin:0 0 0.6rem;\"\u003eSerum — Dark Spot System\u003c\/p\u003e\u003cp style=\"font-size:1.35rem;line-height:1.55;font-style:italic;color:rgba(var(--color-foreground),0.6);margin:0 0 2rem;\"\u003eTriple-Pathway Depigmentation Serum · 30 ml · Morning \u0026amp; Evening · pH 5.2\u003c\/p\u003e\u003cdiv style=\"display:flex;flex-wrap:wrap;align-items:center;margin:0 0 2.8rem;\"\u003e\n\u003cspan style=\"color:#c0392b;font-size:0.95rem;letter-spacing:0.1em;text-transform:uppercase;font-weight:500;\"\u003eAll Skin Types\u003c\/span\u003e\u003cspan style=\"color:rgba(var(--color-foreground),0.25);margin:0 0.7rem;\"\u003e·\u003c\/span\u003e\u003cspan style=\"color:#c0392b;font-size:0.95rem;letter-spacing:0.1em;text-transform:uppercase;font-weight:500;\"\u003eAll Hyperpigmentation Types\u003c\/span\u003e\u003cspan style=\"color:rgba(var(--color-foreground),0.25);margin:0 0.7rem;\"\u003e·\u003c\/span\u003e\u003cspan style=\"color:#c0392b;font-size:0.95rem;letter-spacing:0.1em;text-transform:uppercase;font-weight:500;\"\u003epH 5.2\u003c\/span\u003e\u003cspan style=\"color:rgba(var(--color-foreground),0.25);margin:0 0.7rem;\"\u003e·\u003c\/span\u003e\u003cspan style=\"color:#c0392b;font-size:0.95rem;letter-spacing:0.1em;text-transform:uppercase;font-weight:500;\"\u003eSPF Pairing Required\u003c\/span\u003e\n\u003c\/div\u003e\u003cp\u003eHyperpigmentation has three primary biochemical formation mechanisms — and most brightening serums address only one. Dark Spot System intervenes at all three simultaneously. Niacinamide 5% blocks the transport of melanosomes from melanocytes to keratinocytes. Tranexamic Acid 3% disrupts the plasmin-mediated communication pathway between keratinocytes and melanocytes. 3-O-Ethyl Ascorbic Acid 2% inhibits tyrosinase — the copper-containing enzyme that initiates melanin synthesis.\u003c\/p\u003e\u003cp\u003eSingle-pathway brightening creates a biochemical workaround: upstream mechanisms compensate for the blocked step by increasing pathway flux through alternative routes. Dark Spot System operates simultaneously upstream (Tranexamic Acid), midstream (3-O-EAA inhibits tyrosinase), and downstream (Niacinamide blocks melanosome transfer) — preventing compensatory rerouting for more complete, more durable depigmentation. The EZLite Phospholipid delivery system enhances penetration and bioavailability of all three actives.\u003c\/p\u003e\u003chr style=\"border:none;border-top:1px solid rgba(var(--color-foreground),0.1);margin:3rem 0;\"\u003e\u003cdiv style=\"display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#000000;border:1px solid #000000;margin:2.5rem 0;\"\u003e\n\u003cdiv style=\"display:flex;flex-direction:column;align-items:center;justify-content:flex-start;text-align:center;padding:2rem 1.2rem;gap:1.2rem;background:#ffffff;\"\u003e\n\u003cspan style=\"color:#000000;\"\u003e\u003csvg width=\"28\" height=\"28\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.2\" viewbox=\"0 0 24 24\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"9\"\u003e\u003c\/circle\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4.5\"\u003e\u003c\/circle\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size:0.9rem;letter-spacing:0.1em;text-transform:uppercase;line-height:1.4;color:#000000;font-weight:500;\"\u003eTriple-Pathway\u003cbr\u003eAction\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-direction:column;align-items:center;justify-content:flex-start;text-align:center;padding:2rem 1.2rem;gap:1.2rem;background:#ffffff;\"\u003e\n\u003cspan style=\"color:#000000;\"\u003e\u003csvg width=\"28\" height=\"28\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.2\" viewbox=\"0 0 24 24\"\u003e\u003cpath d=\"M9 3v8.5L4.5 18A2 2 0 006.3 21h11.4a2 2 0 001.8-2.9L15 11.5V3\"\u003e\u003c\/path\u003e\u003cline x1=\"9\" y1=\"3\" x2=\"15\" y2=\"3\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size:0.9rem;letter-spacing:0.1em;text-transform:uppercase;line-height:1.4;color:#000000;font-weight:500;\"\u003eNiacinamide 5%\u003cbr\u003e+ Tranexamic 3%\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-direction:column;align-items:center;justify-content:flex-start;text-align:center;padding:2rem 1.2rem;gap:1.2rem;background:#ffffff;\"\u003e\n\u003cspan style=\"color:#000000;\"\u003e\u003csvg width=\"28\" height=\"28\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.2\" viewbox=\"0 0 24 24\"\u003e\u003cpolygon points=\"12,3 21,12 12,21 3,12\"\u003e\u003c\/polygon\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size:0.9rem;letter-spacing:0.1em;text-transform:uppercase;line-height:1.4;color:#000000;font-weight:500;\"\u003e3-O-Ethyl\u003cbr\u003eAscorbic Acid 2%\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-direction:column;align-items:center;justify-content:flex-start;text-align:center;padding:2rem 1.2rem;gap:1.2rem;background:#ffffff;\"\u003e\n\u003cspan style=\"color:#000000;\"\u003e\u003csvg width=\"28\" height=\"28\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"1.2\" viewbox=\"0 0 24 24\"\u003e\u003ccircle cx=\"12\" cy=\"12\" r=\"4\"\u003e\u003c\/circle\u003e\u003cline x1=\"12\" y1=\"2\" x2=\"12\" y2=\"5\"\u003e\u003c\/line\u003e\u003cline x1=\"12\" y1=\"19\" x2=\"12\" y2=\"22\"\u003e\u003c\/line\u003e\u003cline x1=\"2\" y1=\"12\" x2=\"5\" y2=\"12\"\u003e\u003c\/line\u003e\u003cline x1=\"19\" y1=\"12\" x2=\"22\" y2=\"12\"\u003e\u003c\/line\u003e\u003cline x1=\"5.6\" y1=\"5.6\" x2=\"7.8\" y2=\"7.8\"\u003e\u003c\/line\u003e\u003cline x1=\"16.2\" y1=\"16.2\" x2=\"18.4\" y2=\"18.4\"\u003e\u003c\/line\u003e\u003cline x1=\"5.6\" y1=\"18.4\" x2=\"7.8\" y2=\"16.2\"\u003e\u003c\/line\u003e\u003cline x1=\"16.2\" y1=\"7.8\" x2=\"18.4\" y2=\"5.6\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size:0.9rem;letter-spacing:0.1em;text-transform:uppercase;line-height:1.4;color:#000000;font-weight:500;\"\u003eSPF Pairing\u003cbr\u003eEssential\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003chr style=\"border:none;border-top:1px solid rgba(var(--color-foreground),0.1);margin:3rem 0;\"\u003e\u003cp style=\"font-size:1.05rem;letter-spacing:0.15em;text-transform:uppercase;font-weight:400;color:rgba(var(--color-foreground),0.45);margin:0 0 2rem;padding-bottom:1rem;border-bottom:1px solid rgba(var(--color-foreground),0.1);\"\u003eKey Ingredients\u003c\/p\u003e\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:0.5rem;\"\u003e\n\u003cdiv style=\"background:#f0ede9;border-radius:4px;padding:2rem;\"\u003e\n\u003cp style=\"font-size:1.25rem;font-weight:500;margin:0 0 0.8rem;\"\u003eNiacinamide 5%\u003c\/p\u003e\n\u003cp style=\"font-size:1.15rem;line-height:1.65;color:rgba(var(--color-foreground),0.7);margin:0;\"\u003eInhibits the transfer of melanosomes from melanocytes to keratinocytes, reducing visible pigment deposition in the epidermis. Does not affect melanin synthesis — acts at the distribution step.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0ede9;border-radius:4px;padding:2rem;\"\u003e\n\u003cp style=\"font-size:1.25rem;font-weight:500;margin:0 0 0.8rem;\"\u003eTranexamic Acid 3%\u003c\/p\u003e\n\u003cp style=\"font-size:1.15rem;line-height:1.65;color:rgba(var(--color-foreground),0.7);margin:0;\"\u003eDisrupts the plasmin-mediated signalling pathway between keratinocytes and melanocytes that is activated by UV exposure. Particularly effective for melasma, where hormonal melanogenesis is involved.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0ede9;border-radius:4px;padding:2rem;\"\u003e\n\u003cp style=\"font-size:1.25rem;font-weight:500;margin:0 0 0.8rem;\"\u003e3-O-Ethyl Ascorbic Acid 2%\u003c\/p\u003e\n\u003cp style=\"font-size:1.15rem;line-height:1.65;color:rgba(var(--color-foreground),0.7);margin:0;\"\u003eA chemically stable Vitamin C derivative that competitively inhibits tyrosinase at the enzymatic initiation point of melanin synthesis. Significantly more stable than ascorbic acid in aqueous formulations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f0ede9;border-radius:4px;padding:2rem;\"\u003e\n\u003cp style=\"font-size:1.25rem;font-weight:500;margin:0 0 0.8rem;\"\u003eRice Bran Water + EZLite System\u003c\/p\u003e\n\u003cp style=\"font-size:1.15rem;line-height:1.65;color:rgba(var(--color-foreground),0.7);margin:0;\"\u003eOryzanol-rich rice bran water provides secondary antioxidant depigmentation support; the EZLite phospholipid system enhances dermal penetration and bioavailability of all three active components.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003chr style=\"border:none;border-top:1px solid rgba(var(--color-foreground),0.1);margin:3rem 0;\"\u003e\u003cp style=\"font-size:1.05rem;letter-spacing:0.15em;text-transform:uppercase;font-weight:400;color:rgba(var(--color-foreground),0.45);margin:0 0 2rem;padding-bottom:1rem;border-bottom:1px solid rgba(var(--color-foreground),0.1);\"\u003eHow to Use\u003c\/p\u003e\u003cdiv style=\"margin-top:0.5rem;\"\u003e\n\u003cdiv style=\"display:flex;align-items:baseline;gap:2.5rem;padding:1.6rem 0;border-bottom:1px solid rgba(var(--color-foreground),0.08);\"\u003e\n\u003cspan style=\"flex-shrink:0;font-size:2.4rem;font-weight:300;line-height:1;color:rgba(var(--color-foreground),0.22);\"\u003e1\u003c\/span\u003e\u003cp style=\"margin:0;line-height:1.65;\"\u003eApply to thoroughly cleansed skin morning and\/or evening before moisturizer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;align-items:baseline;gap:2.5rem;padding:1.6rem 0;border-bottom:1px solid rgba(var(--color-foreground),0.08);\"\u003e\n\u003cspan style=\"flex-shrink:0;font-size:2.4rem;font-weight:300;line-height:1;color:rgba(var(--color-foreground),0.22);\"\u003e2\u003c\/span\u003e\u003cp style=\"margin:0;line-height:1.65;\"\u003eWhen using in the morning, \u003cstrong\u003ealways follow with SPF 50+\u003c\/strong\u003e — UV exposure directly re-triggers melanogenesis and will counteract the depigmentation process.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex;align-items:baseline;gap:2.5rem;padding:1.6rem 0;border-bottom:1px solid rgba(var(--color-foreground),0.08);\"\u003e\n\u003cspan style=\"flex-shrink:0;font-size:2.4rem;font-weight:300;line-height:1;color:rgba(var(--color-foreground),0.22);\"\u003e3\u003c\/span\u003e\u003cp style=\"margin:0;line-height:1.65;\"\u003eResults typically visible after 4–8 weeks of consistent use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003chr style=\"border:none;border-top:1px solid rgba(var(--color-foreground),0.1);margin:3rem 0;\"\u003e\u003cp style=\"font-size:1.05rem;letter-spacing:0.15em;text-transform:uppercase;font-weight:400;color:rgba(var(--color-foreground),0.45);margin:0 0 2rem;padding-bottom:1rem;border-bottom:1px solid rgba(var(--color-foreground),0.1);\"\u003eFull Ingredient List (INCI)\u003c\/p\u003e\u003cp style=\"font-size:1.15rem;line-height:1.9;color:rgba(var(--color-foreground),0.6);\"\u003eAqua, Oryza Sativa (Rice Bran) Water, Glycerin, Niacinamide, Tranexamic Acid, 3-O-Ethyl Ascorbic Acid, Propanediol, Butylene Glycol, Hydroxyethyl Acrylate\/Sodium Acryloyldimethyl Taurate Copolymer, Phospholipids, Lecithin, Sodium PCA, Allantoin, Panthenol, Hydroxyacetophenone, 1,2-Hexanediol, Caprylyl Glycol, Carbomer, Sodium Hydroxide, Disodium EDTA\u003c\/p\u003e","brand":"BIOCLINICAL","offers":[{"title":"Default Title","offer_id":46484058570951,"sku":null,"price":52.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/0028\/4103\/files\/Gemini_Generated_Image_b2v05nb2v05nb2v0.png?v=1779852310","url":"https:\/\/bioclinical.us\/products\/serum-dark-spot-system","provider":"BIOCLINICAL","version":"1.0","type":"link"}