{"product_id":"dermaquest-melaquest-cysteamine-serum-29-6ml","title":"DermaQuest MelaQuest Cysteamine Serum 29,6ml","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cem\u003ePowerful serum against melasma and stubborn pigment spots\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWhen regular brightening products no longer deliver results, the skin requires a higher-level approach. Stubborn melasma, deep pigment spots, and post-inflammatory discolorations often respond only to clinically proven active ingredients that work on multiple levels simultaneously.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe DermaQuest MelaQuest Cysteamine Serum contains micro-encapsulated cysteamine, an ingredient clinically studied to be more than one and a half times as effective as the standard prescription of four percent hydroquinone. The serum is enhanced with pure vitamin C, ginkgo biloba, and peptides, enabling visible results within seven days even on the most stubborn discolorations.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.375rem] font-bold\"\u003eBenefits\u003c\/h2\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eReduces stubborn pigment spots, melasma, and post-inflammatory pigmentation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eClinically studied as more effective than prescription hydroquinone\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDelivers visible results after just seven days of consistent use\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eProtects the skin against oxidative stress and new pigment formation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eSuitable for those who previously had insufficient results with other brighteners\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eActive ingredients\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCysteamine HCl (4%, micro-encapsulated):\u003c\/strong\u003e A natural cell component and metabolite of L-cysteine that inhibits melanin production on multiple levels. Cysteamine acts both as an antioxidant and a tyrosinase inhibitor, and is the only non-prescription ingredient clinically compared to hydroquinone. The micro-encapsulation ensures steady release and better skin tolerance.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVitamin C (Ascorbic Acid):\u003c\/strong\u003e Pure L-ascorbic acid in a stabilized formula. Works synergistically with cysteamine to further inhibit melanin production, protects the skin from free radicals, and stimulates collagen production for firmer skin structure.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eAcetyl Glycyl Beta-Alanine:\u003c\/strong\u003e A peptide that supports skin structure during pigment correction. Helps maintain skin quality and contributes to smoother, more youthful skin.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eGinkgo Biloba Leaf Extract:\u003c\/strong\u003e A powerful plant-based antioxidant that soothes inflammation and protects the skin from environmental damage. Reduces the chance of irritation during the use of active ingredients like cysteamine.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCyclodextrin:\u003c\/strong\u003e A natural sugar derivative that micro-encapsulates cysteamine. This allows the active ingredient to be steadily released to the skin, enhancing both effectiveness and wearing comfort.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePhytic Acid:\u003c\/strong\u003e A mild antioxidant and exfoliant derived from grains and legumes. Helps loosen dead skin cells and supports the penetration of the other active ingredients.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eHow to use\u003c\/h3\u003e\n\u003col class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-decimal flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eThoroughly cleanse the skin with the MelaQuest Facial Cleanser\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eOptionally apply a toner to the face, neck, and décolleté\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eApply a thin layer of serum over the pigmented areas, avoiding the immediate eye contour\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eUse the serum twice daily, morning and evening, and follow with the MelaQuest Cream\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAlways protect the skin during the day with a broad-spectrum sunscreen with at least SPF 30 to maintain results and prevent new pigmentation formation\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eSuitable for\u003c\/h3\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eStubborn melasma that does not respond to milder brighteners\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eDark pigmentation spots, sun damage, and age spots\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003ePost-inflammatory pigmentation after acne or skin treatments\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAll skin types except very sensitive skin\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFor those who prefer a clinically high-quality approach without hydroquinone\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cem\u003eWhen will I see the first results?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eInitial improvements in radiance and skin texture are often noticeable after seven days. For visible reduction of pigmentation spots, consistent use for six weeks is usually required, and optimal results are achieved after eight to sixteen weeks of consistent use combined with daily sun protection.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cem\u003eDoes the serum have a specific scent?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eCysteamine naturally has a characteristic odor that cannot be completely masked. The formula is developed so that the scent is largely softened by other ingredients and quickly dissipates after application to the skin.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cem\u003eIs this serum suitable for sensitive skin?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eDue to the high concentration of cysteamine, this serum is generally not recommended for very sensitive skin. For a milder approach, the Advanced MelaQuest Serum without cysteamine is a more suitable alternative. When in doubt, always perform a patch test on the neck area first.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cem\u003eCan I use this serum during pregnancy or breastfeeding?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eCysteamine is not recommended during pregnancy and breastfeeding. Always consult your doctor or midwife before using this serum during this period.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cem\u003eCan I combine this serum with retinol?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePreferably do not combine cysteamine and retinol in the same routine to avoid irritation. For example, use retinol on separate evenings and give the skin enough time to tolerate both actives well.\u003c\/p\u003e","brand":"Dermaquest","offers":[{"title":"Default Title","offer_id":56635749368139,"sku":null,"price":89.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1009\/6908\/7307\/files\/MelaQuestCysteamineSerum.webp?v=1779226394","url":"https:\/\/webshop.glamskin.nl\/en\/products\/dermaquest-melaquest-cysteamine-serum-29-6ml","provider":"Glam Skin Webshop","version":"1.0","type":"link"}