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Free US shipping on orders of $100 or more. 100% authentic Korean-market formulas. Ships from our California warehouse, at your door in 3-5 days. Intact Korean batch codes on every unit.

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KOREAN PHARMACY

APLB Exosome Retinol EX Serum 40ml

Exosome Retinol EX Serum is APLB's ampoule serum (40ml). It is used after toner and before moisturizer, as the routine's concentrated treatment step. This is the Original Korean Formula, not a version reworked for US retail.

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$32.50
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Suited to
Congested skinUneven textureDehydrated skinSensitive skin
Helps with
Shoppers looking for Retinol in a serumRoutines that want Retinol and Allantoin in one stepFilling the serum step with a Korean-market formulaAnyone who wants the Retinol serum sold on Korean shelves

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Key benefits

  • Retinol, the active this serum is built around
  • Allantoin, Dipotassium Glycyrrhizate, Asiaticoside and Madecassoside on the same list, actives
  • Asiatic Acid and Saccharomyces Ferment further down the same list
  • Inulin and Camellia Japonica Leaf Extract further down the same list
  • Retinol named twenty-sixth on the manufacturer list printed on this page
  • Original Korean Formula, the serum sold on Korean shelves

Key actives

Retinolactive

Retinol is the alcohol form of vitamin A and the strongest retinoid available without a prescription. Skin converts it in two steps to retinoic acid, and it is used at night, at low percentages, for the look of fine lines and rough texture. The name on the box points at it, and it is named twenty-sixth on this serum's own ingredient list.

Allantoinactive

Allantoin is a comfrey-derived compound used to condition skin and soften the outer layer so it feels smoother. It is one of the standard additions to a formula built for easily irritated skin. It is named eleventh on this serum's list, alongside Retinol.

Dipotassium Glycyrrhizateactive

Dipotassium Glycyrrhizate is a water-soluble salt derived from licorice root. The panel names it fifteenth on this serum's list, beside Retinol.

Asiaticosideactive

Asiaticoside is one of the four active triterpenes isolated from centella and the most studied of them. Korean formulas name it separately when they want to show which fraction of the plant they standardised. The panel names it twenty-seventh on this serum's list, beside Retinol.

Madecassosideactive

Madecassoside is the centella triterpene most associated with the look of redness, and the one brands lead with in cica products. It is water soluble and stable, so it appears in essences as readily as in creams. The panel names it twenty-eighth on this serum's list, beside Retinol.

How to use

  1. Apply after toner and before moisturizer. Pat or smooth it over a cleansed face and let it absorb before the next step, AM and PM.

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APLB Exosome Retinol EX Serum 40ml

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How it works

The Exosome Retinol EX Serum is a 40ml serum, used after toner and before moisturizer, morning and evening. The active it is built around is Retinol, named twenty-sixth on its own ingredient list. The same list carries Allantoin, Dipotassium Glycyrrhizate and Asiaticoside, so the active is not the only thing on it worth naming. How much of the Retinol stays on the skin, and for how long, is decided by the serum format rather than by the list alone. This is the Original Korean Formula, the serum APLB sells in Korea, Retinol and all.

Worth knowing

  • Patch test this serum on a small area and wait a day before using it more widely, especially with Retinol on the list.
  • Retinol is on this list, so keep this serum to the evening and build the nights up slowly rather than starting nightly.

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We’re on gram!

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

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

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Korean-market original

Exosome Retinol EX Serum, 40ml, APLB's ampoule serum, sold as the 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.

  • Vitamin A has a molecular structure that's tiny enough to get into the lower layers of your skin, where it finds and boosts collagen and elastin, which is a protein that strengthens your skin's flexibility.

    Wilma Bergfeld, MDDermatologist, Cleveland Clinic
  • It contains liquiritin, an active compound that helps to disperse and remove existing melanin in the skin.

    Jennifer Chwalek, MDDermatologist, Byrdie
1 more professional perspective
  • Centella can make your skin appear more hydrated, plumper and healthier.

    Samantha Stein, PA-CDermatology physician assistant, Cleveland Clinic

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