{"product_id":"medicube-txa-niacinamide-15-serum-30ml","title":"Medicube - TXA Niacinamide 15 Serum (30ml)","description":"\u003cp\u003e\u003cstrong\u003eMedicube TXA Niacinamide 15 Serum is a 30ml brightening serum built for stubborn dark spots, melasma and post-acne marks.\u003c\/strong\u003e It pairs two of the best-evidenced pigmentation ingredients in dermatology — tranexamic acid and niacinamide — in a fragrance-free formula that can be used morning and night.\u003c\/p\u003e\n\n\u003ch2\u003eMedicube TXA Niacinamide 15 Serum at a glance\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30 ml\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeadline actives\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10% niacinamide + 5% tranexamic acid\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSupporting cast\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eArbutin, glutathione, ferulic acid, peptides, hyaluronic acid\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBest for\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDark spots, melasma, post-acne marks, uneven tone\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWhen to use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMorning and evening\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContains acids?\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo exfoliating acids — tranexamic acid does not exfoliate\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFragrance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNone listed on the ingredient list\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLayering\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafe with retinol, vitamin C and exfoliating acids\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat the \"15\" in the name actually means\u003c\/h2\u003e\n\n\u003cp\u003eThis is the single most misunderstood thing about this product, and most pages selling it get it wrong.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe 15 is not 15% tranexamic acid.\u003c\/strong\u003e It refers to the combined total of the two headline actives. The published ingredient list declares them by concentration:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\u003cstrong\u003eNiacinamide — 100,000 ppm, which is 10%\u003c\/strong\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003cstrong\u003eTranexamic acid — 50,000 ppm, which is 5%\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e10% plus 5% gives you the 15. Knowing this matters, because both of those are meaningful, well-studied concentrations in their own right — and because a serum claiming 15% tranexamic acid would be unusually high and worth being sceptical about.\u003c\/p\u003e\n\n\u003ch3\u003eWhy tranexamic acid is the interesting ingredient here\u003c\/h3\u003e\n\n\u003cp\u003eDespite the name, \u003cstrong\u003etranexamic acid is not an exfoliating acid.\u003c\/strong\u003e It will not make your skin peel, sting or become sun-sensitive the way an AHA or BHA does. It is a completely different type of molecule that happens to have \"acid\" in its name.\u003c\/p\u003e\n\n\u003cp\u003eIt works further upstream than most brightening ingredients. Rather than simply blocking pigment production, it interrupts the signalling between skin cells and the pigment-producing melanocytes — the communication that tells them to start making melanin in the first place. That mechanism is why it has become one of the most-discussed ingredients in dermatology for \u003cstrong\u003emelasma\u003c\/strong\u003e, which is notoriously resistant to ordinary brightening products.\u003c\/p\u003e\n\n\u003cp\u003eIt is also why this serum is worth considering if you have tried vitamin C and kojic acid without much success on that particular type of hormonal, patchy pigmentation.\u003c\/p\u003e\n\n\u003ch3\u003eNiacinamide at 10%\u003c\/h3\u003e\n\u003cp\u003eNiacinamide slows the transfer of pigment from melanocytes up into the visible surface layers of skin. It also strengthens the barrier and moderates oil. At 10% it is at the higher end of what is commonly used — effective, though a small number of people find concentrations this high slightly tingly at first.\u003c\/p\u003e\n\n\u003ch3\u003eThe supporting ingredients\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eArbutin\u003c\/strong\u003e — a gentler, slow-release relative of the brightening ingredients used clinically.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGlutathione\u003c\/strong\u003e — an antioxidant associated with a brighter overall tone.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFerulic acid\u003c\/strong\u003e — an antioxidant that helps stabilise other antioxidants in a formula.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePeptides and a full hyaluronic acid complex\u003c\/strong\u003e — support and hydration, so the serum is not drying despite the active load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eNotably, \u003cstrong\u003eno fragrance appears on the ingredient list\u003c\/strong\u003e, which is uncommon in this brand's range and makes this one of the better Medicube choices for reactive skin.\u003c\/p\u003e\n\n\u003ch2\u003eHow to use it\u003c\/h2\u003e\n\n\u003col\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCleanse and tone\u003c\/strong\u003e first.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApply three to four drops\u003c\/strong\u003e to the whole face, not just onto individual spots — pigmentation is usually more widespread than it looks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePat in,\u003c\/strong\u003e then follow with moisturiser.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSunscreen every single morning.\u003c\/strong\u003e This is not optional advice with this product.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003cp\u003e\u003cstrong\u003eFrequency:\u003c\/strong\u003e twice daily. It contains no exfoliating acids or retinoids, so there is no need to build up slowly and no rest days required.\u003c\/p\u003e\n\n\u003ch3\u003eSunscreen is the part that decides whether this works\u003c\/h3\u003e\n\u003cp\u003eEvery form of pigmentation — sun spots, melasma, post-acne marks — is driven or worsened by UV exposure. \u003cstrong\u003eUsing a brightening serum without daily sunscreen is close to pointless,\u003c\/strong\u003e because you spend each day undoing the previous night's progress. In Kuwait's UV levels this is the difference between visible results and none at all.\u003c\/p\u003e\n\n\u003cp\u003ePair it with the \u003ca href=\"\/products\/medicube-zero-pore-moisture-sun-serum-50ml\"\u003eZero Pore Moisture Sun Serum\u003c\/a\u003e or the \u003ca href=\"\/products\/medicube-collagen-firming-sun-cream-50ml\"\u003eCollagen Firming Sun Cream\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat it layers well with\u003c\/h3\u003e\n\u003cp\u003eBecause it has no acids or retinoids of its own, it is one of the easiest serums in the range to combine. It sits comfortably with \u003ca href=\"\/products\/medicube-deep-vita-a-retinol-serum-30ml\"\u003eretinol\u003c\/a\u003e at night and with vitamin C in the morning — in fact, tranexamic acid and vitamin C attack pigment by different routes, which makes them a genuinely complementary pair rather than a redundant one.\u003c\/p\u003e\n\n\u003ch2\u003eHow it compares with the other Medicube brightening serums\u003c\/h2\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eSerum\u003c\/th\u003e\n\u003cth\u003eBest for\u003c\/th\u003e\n\u003cth\u003eKey actives\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTXA Niacinamide 15 Serum\u003c\/td\u003e\n\u003ctd\u003eMelasma and stubborn dark spots\u003c\/td\u003e\n\u003ctd\u003e10% niacinamide + 5% tranexamic acid\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/medicube-kojic-acid-turmeric-niacinamide-serum-30ml\"\u003eKojic Acid Turmeric Niacinamide Serum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eGeneral dullness and uneven tone\u003c\/td\u003e\n\u003ctd\u003eKojic acid, turmeric, niacinamide\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/medicube-deep-vita-c-capsule-serum-30ml\"\u003eDeep Vita C Capsule Serum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eAntioxidant defence and radiance\u003c\/td\u003e\n\u003ctd\u003eVitamin C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/medicube-glutathione-glow-serum-2024-version-30ml\"\u003eGlutathione Glow Serum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eOverall brightness rather than spots\u003c\/td\u003e\n\u003ctd\u003eGlutathione\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/medicube-azelaic-acid-16-bb-calming-serum-30ml\"\u003eAzelaic Acid 16 BB Calming Serum\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eRedness with pigmentation together\u003c\/td\u003e\n\u003ctd\u003eAzelaic acid\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eIf you have melasma specifically, this is the one to start with.\u003c\/strong\u003e For everyday dullness, the kojic acid or vitamin C options are a better fit. To continue the treatment into your moisturiser step, the \u003ca href=\"\/products\/medicube-txa-niacinamide-capsule-cream-55g\"\u003eTXA Niacinamide Capsule Cream\u003c\/a\u003e uses the same active pairing. Browse the complete \u003ca href=\"\/collections\/medicube\"\u003eMedicube range at EmartGCC\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\n\u003ch3\u003eIs the serum 15% tranexamic acid?\u003c\/h3\u003e\n\u003cp\u003eNo. The 15 refers to the combined total of the two headline actives: 10% niacinamide (100,000 ppm) plus 5% tranexamic acid (50,000 ppm). Both figures are declared on the ingredient list. Five percent tranexamic acid is a meaningful, well-studied concentration in its own right.\u003c\/p\u003e\n\n\u003ch3\u003eIs tranexamic acid an exfoliating acid?\u003c\/h3\u003e\n\u003cp\u003eNo, despite the name. It does not exfoliate, does not cause peeling or stinging, and does not make skin more sun-sensitive the way AHAs and BHAs do. It is a completely different class of molecule that works by interrupting the signals that trigger pigment production.\u003c\/p\u003e\n\n\u003ch3\u003eIs it good for melasma?\u003c\/h3\u003e\n\u003cp\u003eTranexamic acid is one of the most-discussed topical ingredients in dermatology for melasma, precisely because melasma responds poorly to ordinary brightening products. This serum is a reasonable place to start, but melasma is a persistent, often hormonally driven condition — significant cases are worth discussing with a dermatologist alongside a topical routine.\u003c\/p\u003e\n\n\u003ch3\u003eHow long before I see results?\u003c\/h3\u003e\n\u003cp\u003ePigmentation is slow to shift. Expect eight to twelve weeks of consistent twice-daily use before judging it, and longer for melasma. Anything promising faster than that on this type of pigmentation is overstating the case.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use it with vitamin C?\u003c\/h3\u003e\n\u003cp\u003eYes, and it is a sensible combination. Tranexamic acid and vitamin C reduce pigment by different mechanisms, so they complement rather than duplicate each other. Vitamin C in the morning and this serum twice daily works well.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use it with retinol?\u003c\/h3\u003e\n\u003cp\u003eYes. This serum contains no acids or retinoids of its own, so there is no conflict. Apply the retinol at night after this serum has absorbed, and build the retinol up gradually as usual.\u003c\/p\u003e\n\n\u003ch3\u003eDoes it contain fragrance?\u003c\/h3\u003e\n\u003cp\u003eNo fragrance appears on the published ingredient list, which makes it one of the better options in the Medicube range for fragrance-sensitive or reactive skin. Patch test regardless if you react easily.\u003c\/p\u003e\n\n\u003ch3\u003eDo I need sunscreen with it?\u003c\/h3\u003e\n\u003cp\u003eYes, and it is the single most important part of the routine. All pigmentation is driven by UV exposure, so using a brightening serum without daily sunscreen largely cancels out your progress. This matters more in Kuwait's UV levels than almost anywhere else.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use it on post-acne marks?\u003c\/h3\u003e\n\u003cp\u003eYes. The flat brown or pink marks left behind after a spot heals respond well to this combination of ingredients. Raised or indented acne scars are a different problem that topical products cannot fix.\u003c\/p\u003e\n\n\u003ch3\u003eIs 10% niacinamide too strong?\u003c\/h3\u003e\n\u003cp\u003eFor most people it is fine. It sits at the higher end of commonly used concentrations, and a small number of people find levels this high slightly tingly at first. If your skin is sensitive, start once daily and build up to twice.\u003c\/p\u003e\n\n\u003ch2\u003eBuying Medicube in Kuwait\u003c\/h2\u003e\n\n\u003cp\u003eEmartGCC supplies 100% original Medicube with delivery across Kuwait, usually next day, cash on delivery available and a 14-day return window on unopened items. Store the serum out of direct sunlight and keep the cap closed — antioxidants like ferulic acid and glutathione degrade faster with heat and light exposure.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Is the serum 15% tranexamic acid?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. The 15 refers to the combined total of the two headline actives: 10% niacinamide (100,000 ppm) plus 5% tranexamic acid (50,000 ppm). Both figures are declared on the ingredient list. Five percent tranexamic acid is a meaningful, well-studied concentration in its own right.\"}},{\"@type\":\"Question\",\"name\":\"Is tranexamic acid an exfoliating acid?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No, despite the name. It does not exfoliate, does not cause peeling or stinging, and does not make skin more sun-sensitive the way AHAs and BHAs do. It is a completely different class of molecule that works by interrupting the signals that trigger pigment production.\"}},{\"@type\":\"Question\",\"name\":\"Is it good for melasma?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Tranexamic acid is one of the most-discussed topical ingredients in dermatology for melasma, precisely because melasma responds poorly to ordinary brightening products. This serum is a reasonable place to start, but melasma is a persistent, often hormonally driven condition — significant cases are worth discussing with a dermatologist alongside a topical routine.\"}},{\"@type\":\"Question\",\"name\":\"How long before I see results?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Pigmentation is slow to shift. Expect eight to twelve weeks of consistent twice-daily use before judging it, and longer for melasma. Anything promising faster than that on this type of pigmentation is overstating the case.\"}},{\"@type\":\"Question\",\"name\":\"Can I use it with vitamin C?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, and it is a sensible combination. Tranexamic acid and vitamin C reduce pigment by different mechanisms, so they complement rather than duplicate each other. Vitamin C in the morning and this serum twice daily works well.\"}},{\"@type\":\"Question\",\"name\":\"Can I use it with retinol?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. This serum contains no acids or retinoids of its own, so there is no conflict. Apply the retinol at night after this serum has absorbed, and build the retinol up gradually as usual.\"}},{\"@type\":\"Question\",\"name\":\"Does it contain fragrance?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No fragrance appears on the published ingredient list, which makes it one of the better options in the Medicube range for fragrance-sensitive or reactive skin. Patch test regardless if you react easily.\"}},{\"@type\":\"Question\",\"name\":\"Do I need sunscreen with it?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, and it is the single most important part of the routine. All pigmentation is driven by UV exposure, so using a brightening serum without daily sunscreen largely cancels out your progress. This matters more in Kuwait's UV levels than almost anywhere else.\"}},{\"@type\":\"Question\",\"name\":\"Can I use it on post-acne marks?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The flat brown or pink marks left behind after a spot heals respond well to this combination of ingredients. Raised or indented acne scars are a different problem that topical products cannot fix.\"}},{\"@type\":\"Question\",\"name\":\"Is 10% niacinamide too strong?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"For most people it is fine. It sits at the higher end of commonly used concentrations, and a small number of people find levels this high slightly tingly at first. If your skin is sensitive, start once daily and build up to twice.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/emartgcc.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Medicube\",\"item\":\"https:\/\/emartgcc.com\/collections\/medicube\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Medicube - TXA Niacinamide 15 Serum (30ml)\"}]}\u003c\/script\u003e","brand":"Medicube","offers":[{"title":"Default Title","offer_id":67802156040259,"sku":"MDC-TXA-SER-30ML","price":11.0,"currency_code":"KWD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/2840\/6083\/files\/Medicube_TXA_Niacinamide_15_Serum.png?v=1793133407","url":"https:\/\/abeerbeauty.com\/products\/medicube-txa-niacinamide-15-serum-30ml","provider":"AbeerBeauty","version":"1.0","type":"link"}