{"product_id":"cosrx-the-alpha-arbutin-discoloration-care-hydrogel-mask-34g-x-3ea-mirai-skin-cosrx-the-alpha-arbutin-discoloration-care-hydrogel-mask-34g-x-3ea","title":"COSRX The Alpha-Arbutin Discoloration Care Hydrogel Mask 34g X 3ea","description":"\u003ch2\u003eCOSRX The Alpha-Arbutin Discoloration Care Hydrogel Mask: Targeted Brightening Sheet Treatment\u003c\/h2\u003e\n\u003cp\u003eCOSRX's The Alpha-Arbutin line is their dedicated brightening subfamily, built around alpha-arbutin as the hero active. Alpha-arbutin is a stable, clinically validated tyrosinase inhibitor that reduces melanin production without the irritation of hydroquinone or the instability of vitamin C. This hydrogel mask format delivers the active in a concentrated dose for weekly or bi-weekly targeted treatment.\u003c\/p\u003e\n\u003cp\u003eHydrogel sheet masks are different from standard paper or tencel sheets: the material is a jelly-like hydrocolloid that conforms tightly to the face and releases active ingredients more consistently over the 20-minute wear window. The format costs more per sheet (these are $22.88 for 3 masks, around $7.63 per sheet), but the performance bump over standard cotton sheet masks is noticeable.\u003c\/p\u003e\n\u003ch3\u003eWhat It Does\u003c\/h3\u003e\n\u003cp\u003eAlpha-arbutin (2% typical concentration) inhibits tyrosinase, the enzyme responsible for melanin synthesis. Over repeated use, this results in reduced production of new pigmentation and gradual fading of existing dark spots. Niacinamide supports the brightening angle by reducing melanin transfer to skin cells. The hydrogel material itself is highly occlusive, driving deeper active absorption than paper sheets.\u003c\/p\u003e\n\u003ch3\u003eWho It's For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-inflammatory hyperpigmentation (PIH) users:\u003c\/strong\u003e Dark marks from old acne.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMelasma or sun-damage pigmentation:\u003c\/strong\u003e As part of a broader brightening routine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUneven skin tone:\u003c\/strong\u003e Weekly use for gradual evening out.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEvent prep for even complexion:\u003c\/strong\u003e Immediate smoothing plus brightening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitive skin that can't tolerate high-strength vitamin C:\u003c\/strong\u003e Alpha-arbutin is gentler.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Specs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVolume: 34g x 3 masks\u003c\/li\u003e\n\u003cli\u003ePrice: $22.88\u003c\/li\u003e\n\u003cli\u003eHero actives: alpha-arbutin, niacinamide, panthenol\u003c\/li\u003e\n\u003cli\u003eSheet type: hydrogel (hydrocolloid material)\u003c\/li\u003e\n\u003cli\u003eWear time: 20 to 30 minutes\u003c\/li\u003e\n\u003cli\u003eFragrance: unscented\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003cp\u003eAfter cleansing and toner, unfold mask onto dry skin. The hydrogel comes in two halves (upper and lower face) that adhere snugly. Wear 20 to 30 minutes. Remove, pat essence into skin, follow with cream. Use 1 to 2 times per week as part of a broader brightening routine.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch4\u003eIs alpha-arbutin better than vitamin C for brightening?\u003c\/h4\u003e\n\u003cp\u003eDifferent mechanisms. Vitamin C is a direct antioxidant plus melanin reducer. Alpha-arbutin is a targeted tyrosinase inhibitor. Used together, they complement. Alone: vitamin C for brightness and glow, alpha-arbutin for specific pigmentation reduction.\u003c\/p\u003e\n\u003ch4\u003eHow fast do hydrogel masks work?\u003c\/h4\u003e\n\u003cp\u003eImmediate plumping and brightness after one use. Visible pigmentation reduction: 6 to 12 weeks of weekly use, consistent with most melanin-inhibiting actives.\u003c\/p\u003e\n\u003ch4\u003eCan I leave it on longer than 30 minutes?\u003c\/h4\u003e\n\u003cp\u003eNo. Like all sheet masks, extending beyond 30 minutes can pull moisture back out as the hydrogel dries.\u003c\/p\u003e\n\u003ch4\u003eCan I use daily?\u003c\/h4\u003e\n\u003cp\u003eOverkill for most skin. Weekly use is the recommended cadence. Daily use doesn't produce faster results, just uses product unnecessarily.\u003c\/p\u003e\n\u003ch4\u003eIs this safe during pregnancy?\u003c\/h4\u003e\n\u003cp\u003eAlpha-arbutin is generally considered pregnancy-safe, unlike hydroquinone or high-dose retinoids. Check with your doctor for any concerns.\u003c\/p\u003e\n\u003ch3\u003eRelated Products\u003c\/h3\u003e\n\u003cp\u003eFor daily alpha-arbutin use, pair with COSRX's alpha-arbutin serum line. Browse the COSRX collection or Korean brightening products.\u003c\/p\u003e\n","brand":"mirai-skin","offers":[{"title":"Default Title","offer_id":51741124755744,"sku":"52944036462964","price":11.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/8333\/4432\/files\/c6ade8534956e89431f86947b939cbc5.webp?v=1779695465","url":"https:\/\/usmirai-skin.com\/products\/cosrx-the-alpha-arbutin-discoloration-care-hydrogel-mask-34g-x-3ea-mirai-skin-cosrx-the-alpha-arbutin-discoloration-care-hydrogel-mask-34g-x-3ea","provider":"usmirai-skin.com","version":"1.0","type":"link"}