# COSRX The Alpha-Arbutin Discoloration Care Hydrogel Mask (3ea)

Alpha-arbutin hydrogel mask, 3 ea, with Niacinamide and Ferulic Acid.

- Brand: COSRX
- Product: The Alpha-Arbutin Discoloration Care Hydrogel Mask (3ea)
- Price: $14.99
- Availability: Out of stock
- Size: 3ea
- Market: Korean market, the version sold in Korea
- Made in: Republic of Korea
- EAN (barcode): 8809598457249
- Category: Masks

## Key benefits

- Alpha-arbutin and niacinamide pair on the brightening side
- Ferulic acid and glutathione add antioxidant support
- Five ceramide entries and hydrolyzed collagen mind the barrier while tone evens
- The hydrogel turns transparent as it warms, a cue it has settled in

## How it works

A hydrogel mask is a gel sheet rather than a paper one, which is why it clings to the face and does not dry out mid-wear. This one carries niacinamide near the front of its list, with alpha-arbutin and acetyl glucosamine behind it. It goes on after toner, in place of the serum step, and the essence left behind is pressed in rather than rinsed off. Uneven patches that show most in photographs are the case this fits, and evenness is slow work: a mask is one evening of it rather than the whole of it. Two or three evenings a week is the rhythm.

## How to use

1. Use the Alpha-Arbutin Discoloration Care Hydrogel Mask after toner, in place of your serum step, in the evening.
2. Unfold the sheet, line it up at the eyes first, then smooth it outward so no air is trapped underneath.
3. Take it off at the time printed on the pack, pat in the essence left behind rather than rinsing, then go straight to your moisturizer.
4. Two or three evenings a week is a normal rhythm. Do not leave it on past its time; a sheet that has gone dry takes moisture back off the face as it goes.

## Ingredients

Aqua/Water, Glycerin, Acrylates Copolymer, Niacinamide, 1,2-Hexanediol, Ceratonia Siliqua (Carob) Gum, Chondrus Crispus, Agar, Betaine, Sclerotium Gum, Potassium Chloride, Alpha-Arbutin, Erythritol, Sucrose, Cellulose Gum, Polyglyceryl-10 Laurate, Panthenol, Allantoin, Acetyl Glucosamine, Xanthan Gum, Ethylhexylglycerin, Adenosine, Theobroma Cacao (Cocoa) Seed Extract, Hydrolyzed Collagen, Sodium Phytate, Hydrogenated Lecithin, Cetearyl Alcohol, Stearic Acid, Pentylene Glycol, Ferulic Acid, Ceramide NP, Sodium Hyaluronate, Tocopherol, Sodium Hyaluronate Crosspolymer, Hydrolyzed Hyaluronic Acid, Ceramide NS, Cholesterol, Phytosphingosine, Hyaluronic Acid, Ceramide AP, Ceramide AS, Hydrolyzed Sodium Hyaluronate, Glutathione, Ceramide EOP

## FAQ

### How does niacinamide relate to the alpha-arbutin in this mask's name?

Niacinamide actually sits higher on the ingredient list, in fourth place, than alpha-arbutin, which appears twelfth. Both ingredients are commonly paired for a more even-looking complexion, and the product name highlights arbutin while niacinamide is the higher-positioned partner ingredient by list order.

### Is ferulic acid doing anything meaningful in this formula?

Ferulic acid appears in the back half of the ingredient list alongside tocopherol and glutathione, the formula's antioxidant cluster. It sits in a supporting rather than headline position, working alongside the brightening pair rather than carrying the mask on its own.

### Does this mask include any barrier-supporting ingredients, or is it purely for tone?

Ceramide NP and ceramide EOP both appear near the end of the ingredient list, alongside hydrolyzed collagen and panthenol. Their presence is a smaller supporting inclusion rather than a primary focus, but it does mean the formula is not purely an acid or brightening treatment with nothing for the skin barrier.

### How many sheets come in this package?

The mask ships as three individually wrapped hydrogel sheets, each sealed on its own so unused sheets stay fresh until opened. That is enough for roughly three separate sessions rather than a single-use trial size.

### Can this mask be layered on top of an acid toner used earlier in the routine?

The mask itself contains no acid exfoliant, so nothing in this list will compound with one used earlier. Panthenol, allantoin, and the ceramides near the end of the list are all ingredients commonly layered after an acid step for that reason. Patch testing any new combination first is still a reasonable habit, especially on a night skin is already reacting to something else.

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Page: https://korean-pharmacy.com/products/cosrx-cosrx-the-alpha-arbutin-discoloration-care-hydrogel-mask-3ea