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Round Lab Birch Juice Moisturizing Double Gel Mask

Ingredients and claims, checked

Product photo of Round Lab Birch Juice Moisturizing Double Gel Mask

Last checked September 21, 2026

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What is it like at a glance?

What the ingredients do

Hydration leads, with 8 of 32 ingredients.

Hydration
8
Softening
3
Skin protection
2
Moisture seal
1

What is this product?

A watery, lightweight sheet mask made with birch sap. It leaves skin dewy after you peel it off.

Who is it for?

Good for

  • Sensitive skin
  • Dehydrated oily skin

What's good?

Good points

  • Contains Betula Platyphylla Japonica Juice 1%
  • Hyaluronic Acid adds moisture

What makes it different?

It contains eight forms of hyaluronic acid.

What is in it?

The full ingredient list as the brand publishes it, in the printed order. Tap a name to read about that ingredient.

This brand publishes its ingredient list in Korean only. Names below are the matching INCI names from the Korean Cosmetic Association ingredient dictionary.

Key ingredient

Ingredients with no mark are ones we found nothing notable about, and when marks overlap on one ingredient we show the caution first.

Claims

See the claim, checked

Claims, checked

  • Birch Water Double Gel Mask (10 sheets), Mask,Gel sheet,Inje birch sap,Hyaluronic acid,Moist mask, Round Lab, Birch waterbacked by evidence

We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.

How we check claims