Round Lab Birch Juice Moisturizing Tone Up Sun Cream
Ingredients and claims, checked
Last checked September 9, 2026
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What is it like at a glance?
What is this product?
- Key ingredients
- Niacinamide, Adenosine
- When
- Morning
An SPF50+, PA++++ sunscreen with mineral and chemical filters. It comes in a 50 ml size.
Who is it for?
Less suited to
- People who need water-resistant sunscreen for swimming or workouts
What to watch for?
Watch-outs
- Contains essential oil (Anthemis Nobilis Flower Oil, Pinus Sylvestris Leaf Oil)
- If you get fungal acne: Camellia Sinensis (Green Tea) Seed Oil, Yeast Ferment Extract
How do you use it?
- Where in your routine
- Sunscreen, and in practice also the base makeup step
- Pairs well with
- A hydrating essence or serum underneath, applied and allowed to settle
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.
Worth a closer look
- Water
- Propanediol
- Dibutyl Adipate
- Titanium Dioxide
- Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine
- Butylene Glycol
- Diethylamino Hydroxybenzoyl Hexyl Benzoate
- Methyl Trimethicone
- Butyloctyl Salicylate
- Niacinamide
- Phenethyl Benzoate
- Isononyl Isononanoate
- Polymethylsilsesquioxane
- 1,2-Hexanediol
- Betula Platyphylla Japonica Juice
- Sodium Hyaluronate
- Hyaluronic Acid
- Glyceryl Glucoside
- Artemisia Annua Extract
- Anthemis Nobilis Flower Oil
- Pinus Sylvestris Leaf Oil
- Allantoin
- Dipotassium Glycyrrhizate
- Panthenol
- Camellia Sinensis Seed Oil
- Yeast Ferment Extract
- Candida Bombicola/Glucose/Methyl Rapeseedate Ferment
- Ethylhexyl Triazone
- Pentylene Glycol
- Polyglyceryl-3 Methylglucose Distearate
- Polysilicone-15
- Stearic Acid
- Palmitic Acid
- Polyhydroxystearic Acid
- Potassium Cetyl Phosphate
- Aluminum Hydroxide
- Glyceryl Stearate
- Hydroxyacetophenone
- Poly C10-30 Alkyl Acrylate
- Isododecane
- Octyldodecanol
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer
- Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
- Tromethamine
- Hydrogenated Lecithin
- Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer
- Polyglyceryl-4 Isostearate
- Polyglyceryl-2 Dipolyhydroxystearate
- Isopropyl Titanium Triisostearate
- Adenosine
- Sodium Polyacrylate
- Sorbitan Isostearate
- Polymethyl Methacrylate
- Glyceryl Caprylate
- Glycerin
- Ascorbic Acid
- C12-16 Alcohols
- Cetearyl Alcohol
- Disodium EDTA
- Iron Oxide Yellow
- Iron Oxide Red
- Iron Oxide Black
Ingredients with no mark are ones we found nothing notable about, and when marks overlap on one ingredient we show the caution first.
What the claims add up to
- Only partly backed:
- less visible dark spots (amount unknown) · softer-looking fine lines (amount unknown)
See each claim, checked (6)
Claims, checked
Effect: skin tone-up
backed by evidenceSPF50+ / PA++++
partly backedMFDS-notified functional ingredients: whitening help, wrinkle improvement help
partly backedLow irritation
no supporting source foundOrganic sunscreen
contradicted by sourcesAdditional ingredient functions: moisture evaporation prevention, skin moisturizing, skin protection
nothing specific to check
We quote each claim exactly as the brand published it, then check it against the ingredient list and the brand's own documents.
What else is worth seeing?
Products we read alongside this one.
Which articles cover it?
Articles on this site that write about this product.