Round Lab Birch Juice Moisturizing Double Gel Mask
Ingredients and claims, checked

Last checked September 21, 2026
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What is it like at a glance?
What is this product?
- Key ingredients
- Betula Platyphylla Japonica Juice 1%, Hyaluronic Acid, Tremella Fuciformis Sporocarp Extract
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
- Water
- Propanediol
- Glycerin
- Butylene Glycol
- 1,2-Hexanediol
- Betula Platyphylla Japonica Juice
- Arginine
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer
- Allantoin
- Ethylhexylglycerin
- Carbomer
- Disodium EDTA
- Sodium Polyacrylate
- Glyceryl Glucoside
- Glyceryl Caprylate
- Sodium Hyaluronate
- Laminaria Japonica Extract
- Tremella Fuciformis Sporocarp Extract
- Ulmus Davidiana Root Extract
- Viola Mandshurica Flower Extract
- Dioscorea Japonica Root Extract
- Aloe Barbadensis Leaf Extract
- Caprylic Acid
- Hydroxypropyltrimonium Hyaluronate
- Tocopherol
- Betulin
- Hydrolyzed Hyaluronic Acid
- Sodium Acetylated Hyaluronate
- Hyaluronic Acid
- Sodium Hyaluronate Crosspolymer
- Hydrolyzed Sodium Hyaluronate
- Potassium Hyaluronate
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 water
backed 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.