Skip to main content
Shop Round Lab Birch Juice Moisturizing Ampoule
Serum
Round Lab

Birch Juice Moisturizing Ampoule

~$20.94· 50ml / 1.69 fl oz
DrynessFine lines & firmnessRedness

What it's good for

Key actives from our research database. Click any to read the full evidence dossier.

  • Hyaluronic AcidStrong evidenceFull dossier ↗

    A pure hydrator that holds water in your skin. Makes skin look plumper and smoother almost immediately.

    Good for: Hydrating

  • CeramidesStrong evidenceFull dossier ↗

    Refills the natural barrier between your skin cells. Locks moisture in, keeps irritants out, calms dry or damaged skin.

    Good for: Barrier repair

  • Beta-GlucanModerate evidenceFull dossier ↗

    A heavy-duty hydrator that also reduces irritation. Often called "better than hyaluronic acid" for sensitive skin.

    Good for: Hydrating, Anti-inflammatory

  • Vitamin EModerate evidenceFull dossier ↗

    A workhorse antioxidant that defends your skin from daily oxidative damage. Pairs especially well with vitamin C, and it's in nearly every good moisturizer for a reason.

    Good for: Antioxidant

  • GlycerinModerate evidenceFull dossier ↗

    A workhorse hydrator that pulls water into your skin. In nearly every good moisturizer for a reason.

    Good for: Hydrating

Evidence behind the ingredients

Real citations from our research database, one per tracked active in this product. Click any ingredient name to read its full evidence dossier.

Hyaluronic AcidStrong evidence7 citations

A pure hydrator that holds water in your skin. Makes skin look plumper and smoother almost immediately.

Karabat MU, Tuncer MC. Effects of hyaluronic acid on skin at the cellular level: a systematic review. Rev Assoc Med Bras. 2025;71(8):e20250208. — Systematic review of 45 studies found low-molecular-weight HA stimulates keratinocyte proliferation and migration while high-molecular-weight HA drives skin hydration, supporting topical HA as an effective skin-hydrating and barrier-supporting ingredient.

2025Meta-analysis (positive)PMID:40990743View source ↗

Bravo B et al., Benefits of topical hyaluronic acid for skin quality and signs of skin aging: From literature review to clinical evidence, Dermatology and Therapy 2022;12(12):2657-2680 — HA-based cosmeceuticals reliably improve hydration and signs of skin aging

2022Meta-analysis (positive)PMID:36200921View source ↗

Lee SG et al., Hyaluronan Oligosaccharides Improve Rosacea-Like Phenotype through Anti-Inflammatory and Epidermal Barrier-Improving Effects, Annals of Dermatology 2020

2020Mechanism onlyPMID:33911737View source ↗
CeramidesStrong evidence7 citations

Refills the natural barrier between your skin cells. Locks moisture in, keeps irritants out, calms dry or damaged skin.

Andrew PV et al., Topical supplementation with physiological lipids rebalances the stratum corneum ceramide profile and strengthens skin barrier function in adults predisposed to atopic dermatitis, British Journal of Dermatology 2025;193(4):729-740 — physiological-lipid emulsion raised SC ceramide NP/AP and improved barrier function vs control

2025Positive (efficacy)PMID:40408261View source ↗

Nugroho WT, Sawitri, Astindari, Utomo B, Listiawan MY, Ervianti E, Astari L. The Efficacy of Moisturisers Containing Ceramide Compared with Other Moisturisers in the Management of Atopic Dermatitis: A Systematic Literature Review and Meta-Analysis. Indian J Dermatol. 2023;68(1):53-58. — Meta-analysis of 5 studies found ceramide-containing moisturisers produced significantly greater improvement in SCORAD compared with non-ceramide moisturisers in atopic dermatitis.

2023Meta-analysis (positive)PMID:37151263View source ↗

Shindo S et al., Effects of a moisturizer containing pseudo-ceramide and a eucalyptus extract on sweating function in adult atopic dermatitis: a double-blind, randomized, controlled left-right comparison clinical trial, Journal of Cosmetic Dermatology 2022;21(10):4503-4509 — pseudo-ceramide + eucalyptus moisturizer restored sweating function and barrier in AD adults

2022Positive (efficacy)PMID:35298858View source ↗
Beta-GlucanModerate evidence5 citations

A heavy-duty hydrator that also reduces irritation. Often called "better than hyaluronic acid" for sensitive skin.

Feng X et al., Exploring the Properties and Application Potential of beta-Glucan in Skin Care, Food Science and Nutrition 2025;13(4):e70212 — review concludes beta-glucan exhibits antioxidant, anti-inflammatory, barrier repair, and moisturizing bioactivities

2025Mechanism onlyPMID:40291929View source ↗

Kussie HC et al., Avenanthramide and beta-Glucan Therapeutics Accelerate Wound Healing Via Distinct and Nonoverlapping Mechanisms, Advances in Wound Care 2024;13(4):155-166 — in vivo: beta-glucan accelerated wound closure with increased angiogenesis

2024Positive (efficacy)PMID:38299969View source ↗

Cao Y et al., Improving the outcome of treating striae gravidarum by combined therapies using topical β-glucan and 1565-nm non-ablative fractional laser, Journal of Dermatology 2022;49(9):829-836 — RCT; topical beta-glucan twice daily for 12 weeks on stretch marks

2022Positive (efficacy)PMID:35570397View source ↗
+2 more ingredients
Vitamin EModerate evidence6 citations

A workhorse antioxidant that defends your skin from daily oxidative damage. Pairs especially well with vitamin C, and it's in nearly every good moisturizer for a reason.

Neves JR et al., Efficacy of a topical serum containing L-ascorbic acid, neohesperidin, pycnogenol, tocopherol, and hyaluronic acid in relation to skin aging signs, Journal of Cosmetic Dermatology 2022;21(10):4462-4469 — tocopherol-containing antioxidant serum reduced pollution-induced damage and improved aging signs

2022Positive (efficacy)PMID:35150043View source ↗

Warshaw EM et al., Patch Testing With Tocopherol and Tocopherol Acetate: The North American Contact Dermatitis Group Experience, 2001 to 2016, Dermatitis 2021;32(5):308-318 — 15-year NACDG data: positive patch-test reactions to tocopherol rare given widespread cosmetic use

2021Safety assessmentPMID:34238818View source ↗

Lin FH et al., Ferulic acid stabilizes a solution of vitamins C and E and doubles its photoprotection of skin, Journal of Investigative Dermatology 2005;125(4):826-832 — ferulic acid + vit C + vit E combo doubled photoprotection vs C+E alone (cross-listed; same paper cited for Ferulic Acid and Vit C)

2005Positive (efficacy)PMID:16185284View source ↗
GlycerinModerate evidence6 citations

A workhorse hydrator that pulls water into your skin. In nearly every good moisturizer for a reason.

Danby SG et al., Different types of emollient cream exhibit diverse physiological effects on the skin barrier in adults with atopic dermatitis, Clinical and Experimental Dermatology 2022;47(6):1154-1164 — glycerol+urea emollient delivered superior barrier-strengthening and irritant protection

2022Positive (efficacy)PMID:35167133View source ↗

Youssef R et al., Glycerol 85% efficacy on atopic skin and its microbiome: a randomized controlled trial, Journal of Dermatological Treatment 2021;32(7):730-736 — topical glycerol 85% RCT on atopic skin

2021Positive (efficacy)PMID:31869257View source ↗

Evans NJ et al., Human axillary skin condition is improved following incorporation of glycerol into the stratum corneum from an antiperspirant formulation, Archives of Dermatological Research 2017;309(9):739-748 — 4% glycerol penetrated axillary SC, reduced irritation, improved hydration

2017Positive (efficacy)PMID:28889318View source ↗

Sources: 10 clinical journals and regulatory databases across the US, EU, Korea, Japan, and China. Every entry points to a specific document. See methodology for the full list and what each outcome label means.

Full ingredient list

Everything on the package label, not just the tracked actives above.

Fragrance freeDrying alcohol freeSulfates freeParabens freeSilicones free
+Show all 39 ingredients

Listed in the order printed on the package. By regulation, ingredients at 1% or higher are listed in descending order by concentration, so the first entry is the largest part of the formula.

  1. Water
  2. Butylene Glycol
  3. Glycerin
  4. Pentylene Glycol
  5. Methylpropanediol
  6. 1,2-Hexanediol
  7. Betula Platyphylla Japonica Juice (10,230Ppm)
  8. Xylitylglucoside
  9. Chlorella Vulgaris Extract
  10. Xylitol
  11. Lactobacillus Ferment
  12. Curcuma Longa (Turmeric) Root Extract
  13. Hydrolyzed Hyaluronic Acid
  14. Hyaluronic Acid
  15. Sodium Hyaluronate
  16. Anhydroxylitol
  17. Glucose
  18. Fructooligosaccharides
  19. Fructose
  20. Ammonium Acryloyldimethyltaurate/​VP Copolymer
  21. Ethylhexylglycerin
  22. Dipotassium Glycyrrhizate
  23. Dextrin
  24. Beta-Glucan
  25. Glyceryl Glucoside
  26. Tocopherol
  27. Dipropylene Glycol
  28. Dimethylsilanol Hyaluronate
  29. Hydrolyzed Sodium Hyaluronate
  30. Potassium Hyaluronate
  31. Hydroxypropyltrimonium Hyaluronate
  32. Sodium Hyaluronate Crosspolymer
  33. Sodium Hyaluronate Dimethylsilanol
  34. Sodium Acetylated Hyaluronate
  35. Caprylyl/​Capryl Glucoside
  36. Hydrogenated Lecithin
  37. Ceramide NP
  38. Xanthan Gum
  39. Gardenia Florida Fruit Extract

Similar comparisons

← Back to shop

Not medical advice. GlowPal is educational. Patch-test new products and talk to a qualified healthcare professional before changing your routine, especially if you're pregnant, nursing, or have a diagnosed skin condition. See our terms.