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[ DemythSkin Verdict ]

ROUND LAB

ROUND LAB Birch Juice Moisturizing Serum

Name: ROUND LAB Birch Juice Moisturizing Serum
Brand: ROUND LAB

SerumHydration

Efficacy

Strong

4.0 / 5.0

Safety

Safe

4.6 / 5.0

System Verdict

Hydrating workhorse serum with solid barrier support but no true heavy-hitter treatment actives. The efficacy here comes from a dense humectant network (multiple forms of hyaluronic acid, glycerin, glyceryl glucoside, fructooligosaccharides) and film-formers that meaningfully boost hydration and surface comfort, while soothing agents like beta-glucan, oat extract, and dipotassium glycyrrhizate support barrier calm rather than dramatic transformation; the lone classic treatment active, ascorbic acid, is buried mid-list in a water-based formula without stabilizing co-antioxidants or dedicated packaging, so it adds minor antioxidant backup at best, not clinically strong brightening or firming — making this an effective daily hydrator, not a results-driven treatment serum.

Active Ingredients Detected

S Tier: Gold StandardsHigh Clinical Proof | Skin-Transformative

Ascorbic Acid

A Tier: Good BasicsProven Results

GlycerinePolyglycerin-3Sodium HyaluronateHydrolyzed Hyaluronic AcidHyaluronic AcidBeta-glucanAloe Barbadensis Flower ExtractTocopherol

B Tier: Supporting IngredientsPromising Ingredients

Glyceryl GlucosideDipotassium GlycyrrhizateFructooligosaccharidesPolyquaternium-51

C Tier: Marketing IdolsHype | Limited or Weak Data

Betula Alba JuiceEclipta Prostrata Leaf ExtractLaminaria Japonica ExtractAvena Sativa (Oat) Kernel ExtractCynara Scolymus (Artichoke) Leaf ExtractPteris Multifida ExtractMelia Azadirachta Leaf ExtractMelia Azadirachta Flower ExtractCoccinia Indica Fruit ExtractSolanum Melongena (Eggplant) Fruit ExtractOcimum Basilicum (Basil) Leaf ExtractCorallina Officinalis ExtractCurcuma Longa (Turmeric) Root Extract

What Each Ingredient Does

Water: Solvent base
Methylpropanediol: Solvent, penetration enhancer
Glycerine: Humectant for hydration
1,2-Hexanediol: Solvent, preservative helper
Polyglycerin-3: Humectant, texture enhancer
Caprylic/Capric Triglyceride: Emollient, skin-softening lipid
Betula Alba Juice: Botanical juice, marketing humectant
Sodium Hyaluronate: Humectant, water-binding
Glyceryl Glucoside: Humectant, supports hydration
Hydrolyzed Hyaluronic Acid: Low-molecular-weight humectant
Butylene Glycol: Humectant, solvent
Hyaluronic Acid: High molecular weight humectant
Ascorbic Acid: Antioxidant, potential brightening
Beta-glucan: Soothing, film-forming humectant
Dipotassium Glycyrrhizate: Soothing, anti-redness agent
Hydrogenated Lecithin: Skin-conditioning, delivery aid
Ethylhexylglycerin: Preservative booster, humectant
Eclipta Prostrata Leaf Extract: Botanical extract, antioxidant
Laminaria Japonica Extract: Seaweed extract, moisturizing
Avena Sativa (Oat) Kernel Extract: Soothing, anti-irritant extract
Cynara Scolymus (Artichoke) Leaf Extract: Botanical extract, antioxidant
Pteris Multifida Extract: Botanical extract, skin conditioning
Melia Azadirachta Leaf Extract: Botanical extract, antioxidant
Melia Azadirachta Flower Extract: Botanical extract, skin conditioning

Full Ingredient List (INCI)

Water, Methylpropanediol, Glycerine, 1,2-Hexanediol, Polyglycerin-3, Caprylic/Capric Triglyceride, Betula Alba Juice (10,000 ppm), Sodium Hyaluronate, Glyceryl Glucoside, Hydrolyzed Hyaluronic Acid, Butylene Glycol, Hyaluronic Acid, Ascorbic Acid, Beta-glucan, Dipotassium Glycyrrhizate, Hydrogenated Lecithin, Ethylhexylglycerin, Eclipta Prostrata Leaf Extract, Laminaria Japonica Extract, Avena Sativa (Oat) Kernel Extract, Cynara Scolymus (Artichoke) Leaf Extract, Pteris Multifida Extract, Melia Azadirachta Leaf Extract, Melia Azadirachta Flower Extract, Coccinia Indica Fruit Extract, Aloe Barbadensis Flower Extract, Solanum Melongena (Eggplant) Fruit Extract, Ocimum Basilicum (Basil) Leaf Extract, Corallina Officinalis Extract, Curcuma Longa (Turmeric) Root Extract, Cyclohexasiloxane, Dipropylene Glycol, Ammonium Acryloyldimethyltaurate/VP Copolymer, Xanthan Gum, Fructooligosaccharides, Carbomer, Disodium EDTA, Polyquaternium-51, Tromethamine, Tocopherol.

Frequently Asked

Is ROUND LAB Birch Juice Moisturizing Serum worth it?

ROUND LAB Birch Juice Moisturizing Serum scores 4.0 out of 5.0 for efficacy (Strong) and 4.6 out of 5.0 for safety (Safe) on DemythSkin's independent ingredient analysis. Hydrating workhorse serum with solid barrier support but no true heavy-hitter treatment actives. The efficacy here comes from a dense humectant network (multiple forms of hyaluronic acid, glycerin, glyceryl glucoside, fr

What are the key active ingredients in ROUND LAB Birch Juice Moisturizing Serum?

ROUND LAB Birch Juice Moisturizing Serum contains these gold-standard actives with strong clinical evidence: Ascorbic Acid.

Does ROUND LAB Birch Juice Moisturizing Serum contain fragrance or known irritants?

DemythSkin's analysis found no flagged irritants in ROUND LAB Birch Juice Moisturizing Serum. It scores 4.6 out of 5.0 for safety.

How is ROUND LAB Birch Juice Moisturizing Serum scored?

DemythSkin grades every product on two independent axes: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are classified S through D against a database of over 3,000 compounds. No brand pays for a score.

Analyze on DemythSkin →

Analysis last updated: 2026-08-23. DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.