Image: roundlab.com
ROUND LAB
Birch Moisturizing Serum
A serum built around Hyaluronic acid and Vitamin C, for hydration and barrier repair.
Brand price
USD 26.35 · checked 25 Sept 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Normal skin
- Sensitive skin
- Dryness & dehydration
- Dullness
How to use
After tidying skin with toner, take a sufficient amount of serum and gentle apply across skin for full absorption.
What's inside
Ingredients List
3 trigger at least one check · 37 trigger none
Key Ingredients
Hyaluronic acid2
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating12
Boosts hydration and relieves dry, tight skin.
Beta-Glucan, Butylene Glycol, Caprylic/Capric Triglyceride, Dipotassium Glycyrrhizate, Fructooligosaccharides, Glycerin, Glyceryl Glucoside, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Polyglycerin-3, Sodium Hyaluronate, Tocopherol
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Aloe Barbadensis Flower Extract, Avena Sativa Kernel Extract, Caprylic/Capric Triglyceride, Cyclohexasiloxane, Glycerin, Laminaria Japonica Extract, Tocopherol
Reduces Irritation3
Eases discomfort and supports skin resilience.
Avena Sativa Kernel Extract, Beta-Glucan, Dipotassium Glycyrrhizate
Smoothing3
Refines rough or uneven texture.
Aloe Barbadensis Flower Extract, Avena Sativa Kernel Extract, Cyclohexasiloxane
Antioxidant4
Shields skin from free radical damage.
Ascorbic Acid, Avena Sativa Kernel Extract, Pteris Multifida Extract, Tocopherol
Anti-Pollution6
Helps defend against airborne pollutants.
Ascorbic Acid, Avena Sativa Kernel Extract, Glycerin, Laminaria Japonica Extract, Pteris Multifida Extract, Tocopherol
Concerns
May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
Ingredients Explained
Click on any ingredient to learn more about it
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Methylpropanediol
Solvent
2-Methyl-1,3-propanediol
Learn more about Methylpropanediol →Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Polyglycerin-3
Humectant
Triglycerol
Learn more about Polyglycerin-3 →Caprylic/Capric Triglyceride
Fragrance, Perfuming, Occlusive, Solvent
Caprylic/Capric Triglyceride is the mixed triester of glycerin and caprylic and capric acids.
Learn more about Caprylic/Capric Triglyceride →Betula Platyphylla Japonica Juice
Skin Conditioning
Betula Platyphylla Japonica Juice is the sap from the tree, Betula platyphylla japonica, Betulaceae
Learn more about Betula Platyphylla Japonica Juice →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Glyceryl Glucoside
Humectant, Skin Conditioning
Glyceryl Glucoside is the product of the reaction of Glucose and Glycerin
Learn more about Glyceryl Glucoside →Hydrolyzed Hyaluronic Acid
Hair Conditioning, Humectant, Skin Conditioning
Hydrolyzed Hyaluronic Acid is the hydrolysate of Hyaluronic Acid derived by acid, enzyme or other method of hydrolysis
Learn more about Hydrolyzed Hyaluronic Acid →
Dupes
- ROUND LAB Birch Juice Moisturizing Ampoule69% match
- Skin1004 Hyalu-Cica First Ampoule67% match
- Dr.Althea Vitamin C Boosting Serum67% match
- Goodal Black Carrot Vita-A Retinol Firming Ampoule67% match
- Isntree Gim PDRN Hydro Bouncy Ampoule66% match
- Numbuzin No.5+ Glutathione Vitamin Concentrated Serum65% match