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ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ ingredients: is it worth it?
A competent, hydrating sunscreen with solid UV coverage, but the fragrance components and modest treatment payload keep it from being exceptional.

A competent, hydrating sunscreen with solid UV coverage, but the fragrance components and modest treatment payload keep it from being exceptional.
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The efficacy score is driven mainly by a conventional broad-spectrum filter system (avobenzone, homosalate, octisalate) plus a supportive emollient/humectant base that should make wear more comfortable; niacinamide, glycerin, sodium hyaluronate, hyaluronic acid, and allantoin add genuine but secondary skin-benefit support. It does not score higher because the formula is still primarily a sunscreen, not a treatment, and the botanical/fragrant oils add sensitivity risk without improving UV performance or delivering meaningful added efficacy.
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DemythSkin rates ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ 3.9/5 for efficacy and 4.0/5 for safety.
CONTAINS COMMON SENSITISERS⌄
Fragrance components and essential oils that more often cause reactions in sensitive skin: Anthemis Nobilis Flower Oil, Pinus Sylvestris Leaf Oil. Most people tolerate them; patch test if your skin reacts easily.
ACTIVE INGREDIENTS BY TIER
Gold Standards
High clinical proof | Skin-transformativeReliable
Proven resultsPotent
Developing evidenceOverhyped | Marketing
Hype | Limited dataDocumented Irritants
Evidence-backed flagFORMULATION BASE (17)⌄
FULL INGREDIENT LIST⌄
WATER, ACRYLATES COPOLYMER, CAPRYLYL METHICONE, SPARASSIS CRISPA EXTRACT, TOCOPHEROL (VITAMIN E), NIACINAMIDE,POLYGLYCERYL-3 DISTEARATEAVOBENZONE, HOMOSALATE, CALCIUM ALUMINUM BOROSILICATE, 1,2-HEXANEDIOL, OCTISALATE, BUTYLOCTYL SALICYLATE, POLY C10-30 ALKYL ACRYLATE, CETEARYL ALCOHOL, TROMETHAMINE, GLYCERYL STEARATE CITRATE, BETULA PLATYPHYLLA JAPONICA JUICE, ARTEMISIA ANNUA EXTRACT, ANTHEMIS NOBILIS FLOWER OIL, ACRYLATES/C10-30 ALKYL ACRYLATE CROSSPOLYMER, GLYCERIN, BUTYLENE GLYCOL, SODIUM HYALURONATE, CARBOMER, ETHYLHEXYLGLYCERIN, HYALURONIC ACID, GLYCERYL GLUCOSIDE, PROPANEDIOL, PINUS SYLVESTRIS LEAF OIL, ALLANTOIN, PORTULACA OLERACEA EXTRACT, SODIUM STEAROYL GLUTAMATE, GLYCERYL POLYMETHACRYLATE, TRIETHOXYCAPRYLYLSILANE, PENTYLENE GLYCOL, METHYLPROPANEDIOL, BIOSACCHARIDE GUM-1, BENZOTRIAZOLYL DODECYL P-CRESOL, DIETHYLHEXYL 2,6-NAPHTHALATE, POLYMETHYLSILSESQUIOXANE
WHAT EACH INGREDIENT DOES (24)⌄
- Water
- solvent base
- Acrylates Copolymer
- film former
- Caprylyl Methicone
- silicone emollient
- Sparassis Crispa Extract
- botanical extract
- Tocopherol
- antioxidant
- Niacinamide
- brightening support
- Polyglyceryl-3 Distearate
- emulsifier
- Avobenzone
- UVA filter
- Homosalate
- UVB filter
- Calcium Aluminum Borosilicate
- texture enhancer
- 1,2-Hexanediol
- solvent preservative
- Octisalate
- UVB filter
- Butyloctyl Salicylate
- filter solvent
- Poly C10-30 Alkyl Acrylate
- rheology modifier
- Cetearyl Alcohol
- fatty alcohol emollient
- Tromethamine
- pH adjuster
- Glyceryl Stearate Citrate
- emulsifier
- Betula Platyphylla Japonica Juice
- botanical juice
- Artemisia Annua Extract
- botanical extract
- Anthemis Nobilis Flower Oil
- fragrant oil
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer
- gelling agent
- Glycerin
- humectant
- Butylene Glycol
- humectant solvent
- Sodium Hyaluronate
- humectant
EXTERNAL CITATIONS
Avobenzone: UVA filter used for broad-spectrum sunscreen protection.
Octisalate: UVB filter used to support SPF.
Niacinamide: Barrier-supportive and brightening-adjacent ingredient with broad evidence in topical skincare.
Glycerin: Well-established humectant that improves skin hydration.
Sodium Hyaluronate: Humectant that helps bind water in the stratum corneum.
DISCLAIMER: THIS ANALYSIS IS FOR INFORMATION ONLY. NOT MEDICAL ADVICE. AI-GENERATED DATA BASED ON PUBLICLY AVAILABLE INGREDIENT LISTS. VERIFY WITH A MEDICAL PROFESSIONAL.
A cheaper sunscreen that scores as high or higher
A different formula for the same concern (sun protection) that scores at least as high on both efficacy and safety.

ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++: common questions
Is ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ worth it?
ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ scores 3.9 out of 5.0 for efficacy (Effective) and 4.0 out of 5.0 for safety (Gentle) on DemythSkin's independent ingredient analysis. A competent, hydrating sunscreen with solid UV coverage, but the fragrance components and modest treatment payload keep it from being exceptional.
What are the key active ingredients in ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++?
ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ contains no gold-standard actives. Its formula is built on supporting and base ingredients rather than clinically transformative actives.
Does ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ contain fragrance or known irritants?
DemythSkin flags these ingredients in ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ as documented irritants: Anthemis Nobilis Flower Oil, Pinus Sylvestris Leaf Oil.
How is ROUND LAB Birch Juice Moisturizing Sunscreen SPF 50+ PA++++ scored?
DemythSkin grades every product on two independent scores: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are graded S through D against a database of over 3,000 compounds. Brand and price are not part of the score, and no brand pays for one.
Free scores for every product in the database, or see them on Sephora, Ulta and Amazon with the Chrome extension.