100% authentic Korean-market formulas

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KOREAN PHARMACY

LANEIGE Water Bank Blue Hyaluronic Serum 50ml

Water Bank Blue Hyaluronic Serum 50ml is Laneige's serum, built around Squalane, Betaine and Hydrolyzed Hyaluronic Acid on its own Korean-market ingredient list, sourced here as the authentic formula sold in Korea rather than a US-shelf reformulation.

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$55.00
  • Ships from our California warehouse
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Suited to
NormalDryCombinationOily
Helps with
HydrationA dehydrated or tight-feeling complexionLayering into a multi-step Korean routine rather than being used as a stand-alone product

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  • Free US shipping on orders of $100 or more
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How it works

Water Bank Blue Hyaluronic Serum 50ml lists Squalane, Betaine, Hydrolyzed Hyaluronic Acid, Beta-Glucan, Lactobacillus Ferment Lysate on its own Korean-market ingredient panel. Squalane is an emollient that closely resembles the lipids skin already produces, which is why it layers into a routine without a heavy, greasy residue. Betaine is a supporting humectant or soothing ingredient named on this row's own Korean-market ingredient list. Hydrolyzed Hyaluronic Acid is a water-binding humectant, drawing moisture into the surface layers of skin and holding it there. As a serum, its texture and placement in a routine carry the result as much as any single ingredient does: it works best after toner and before moisturizer, as the routine's concentrated step. What we carry here is Laneige's Korean-market formula rather than a US-shelf reformulation, with the original Korean barcode and batch code on the box.

Key benefits

  • Laneige's serum, sourced as the Korean-market formula rather than a US-shelf reformulation.
  • Names Squalane and Betaine on its own Korean-market ingredient panel.
  • Fits after toner and before moisturizer, as the routine's concentrated step in a layered Korean routine.
  • Aimed at hydration.

Key actives

Squalane

Squalane is an emollient that closely resembles the lipids skin already produces, which is why it layers into a routine without a heavy, greasy residue. It appears on this row's own Korean-market ingredient list in the form shown here.

Betaine

Betaine is a supporting humectant or soothing ingredient named on this row's own Korean-market ingredient list. It works alongside the formula's other listed ingredients rather than carrying the result on its own.

Hydrolyzed Hyaluronic Acid

Hydrolyzed Hyaluronic Acid is a water-binding humectant, drawing moisture into the surface layers of skin and holding it there. It is the ingredient behind the plumped, dewy finish that Korean hydration-first formulas are known for.

Beta-Glucan

Beta-Glucan is a moisture-holding sugar-derived ingredient common across Korean hydration formulas, softening the feel of skin between applications. It is named on this exact product's own ingredient list rather than assumed from a sibling product.

Lactobacillus Ferment Lysate

Lactobacillus Ferment Lysate is a fermented input, the kind of ingredient Korean labs have leaned on for years to soften how a formula sits on skin. It is listed on this row's own ingredient panel rather than assumed from the brand's wider line.

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LANEIGE Water Bank Blue Hyaluronic Serum 50ml

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How to use

  1. Apply it after your toner while the skin is still damp, so a few drops cover the whole face.
  2. Press it in with flat hands rather than rubbing, then give it under a minute to dry down.
  3. Close with an emulsion or a cream, since a serum brings water and does not hold it in place.
  4. Do not apply it to dry skin, because you will use twice as much for a thinner layer.

Worth knowing

  • Store away from direct sunlight and heat to keep the formula stable over its shelf life.
  • Patch test on a small area first if you are new to this formula or to the brand.

Reviews

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We’re on gram!

Creators trying on authentic Korean skincare routines and products from us.

  • Rating a shelf of Dr. Althea products one by one.

    Jasmine Loo · YouTube

  • Two hydrating serums side by side, IUNIK and Dr. Althea.

    Kristin · YouTube

  • A walk through the Dr. Althea serum lineup and who each one suits.

    auraofmahmuda · YouTube

  • A blunt first take on the Dr. Althea range.

    Lexi Chang · YouTube

  • A first look at the viral 345 Relief Cream before buying.

    Shelley Nayak · YouTube

  • A first try of the Dr. Althea serum on camera.

    Hannah Ziad · YouTube

Korean-market original

Water Bank Blue Hyaluronic Serum 50ml, Laneige's serum, Korean-market formula.

Verify your unit when it arrives

Verify your unit when it arrives

Korean-market stock with the original barcode and batch code intact, exactly as it left Korea.

Match the batch code on the box against the code printed on the bottle or tube itself; the two are stamped separately and should agree.

On the unit itself

  • The Korean-market barcode, unaltered from the retail package.
  • The manufacturer’s batch code, exactly as the maker printed it.

정품Genuine article, Korean-market stock

What professionals say

What professionals say

What skin-care professionals say about the key actives in this formula, quoted from the medical sources linked beside each.

  • Squalane comes from a lipid that occurs naturally in your skin.

    Alok Vij, MDDermatologist, Cleveland Clinic
  • Hyaluronic acid helps bind water to collagen, which traps water in the skin. That helps make the skin more plump and full-looking.

    Samantha Stein, PA-CDermatology physician assistant, Cleveland Clinic
1 more professional perspective
  • It can be especially useful for skin that is easily irritated or prone to redness, including conditions such as rosacea, eczema and contact dermatitis.

    Derrick Phillips, MDConsultant dermatologist, Vogue

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