ROUND LAB
Birch Moisturizing Wash Off MaskArencia
Vitamin C Booster Shot MaskA mask built around Hyaluronic acid and Panthenol, for hydration and barrier repair.
A mask built around Niacinamide and Hyaluronic acid, for barrier repair and hydration.
Brand price
USD 22.10 · checked 25 Sept 2026 · brand's site
Brand price
USD 24.00 · checked 26 Sept 2026 · brand's site
At a Glance
They come out differently on Oil-free and Cruelty-free; those rows are shaded. Tap any answer to see why.
Key Ingredients
Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Face oil2
An oil formulated to be used on the face.
Vitamin C derivative (stable)3
Stable derivatives of ascorbic acid.
3-O-Ethyl Ascorbic Acid, Ascorbyl Glucoside, Sodium Ascorbyl Phosphate
Benefits
Hydrating16
Boosts hydration and relieves dry, tight skin.
Argania Spinosa Kernel Oil, Butylene Glycol, Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Dipotassium Glycyrrhizate, Fructooligosaccharides, Fructose, Glucose, Glycereth-26, Glycerin, Glyceryl Glucoside, Hyaluronic Acid, Panthenol, Simmondsia Chinensis Seed Oil, Sodium Hyaluronate, Tocopherol
Barrier Repair15
Strengthens and restores the skin's natural barrier.
Allantoin, Aloe Barbadensis Flower Extract, Argania Spinosa Kernel Oil, Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Caprylyl Glycol, Cetearyl Alcohol, Cetyl Ethylhexanoate, Cocos Nucifera Oil, Glycerin, Glyceryl Caprylate, Glyceryl Stearate, Panthenol, Simmondsia Chinensis Seed Oil, Tocopherol
Reduces Irritation3
Eases discomfort and supports skin resilience.
Hydrating12
Boosts hydration and relieves dry, tight skin.
Acetyl Hexapeptide-8, Butylene Glycol, Camellia Sinensis Leaf Extract, Caprylic/Capric Triglyceride, Ceramide NP, Citrus Limon Fruit Extract, Dipotassium Glycyrrhizate, Glycerin, Panthenol, Propanediol, Sodium Hyaluronate, Tocopherol
Barrier Repair13
Strengthens and restores the skin's natural barrier.
Allantoin, Camellia Sinensis Leaf Extract, Caprylic/Capric Triglyceride, Caprylyl Glycol, Ceramide NP, Cetyl Ethylhexanoate, Citrus Limon Fruit Extract, Glycerin, Hydrogenated Poly(C6-14 Olefin), Niacinamide, Panthenol, Polyglyceryl-6 Stearate, Tocopherol
Reduces Irritation4
Eases discomfort and supports skin resilience.
Allantoin, Camellia Sinensis Leaf Extract, Dipotassium Glycyrrhizate, Panthenol
Concerns
May Trigger Acne4
Can clog pores or trigger breakouts.
Cetearyl Alcohol, Cocos Nucifera Oil, Simmondsia Chinensis Seed Oil, Tocopherol
May Worsen Seborrheic Dermatitis9
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Argania Spinosa Kernel Oil, Butyrospermum Parkii Butter, Cetearyl Alcohol, Cetyl Ethylhexanoate, Cocos Nucifera Oil, Glyceryl Stearate, Simmondsia Chinensis Seed Oil, Sorbitan Stearate
May Worsen Keratosis Pilaris4
May clog follicles or strip skin prone to keratosis pilaris.
Cetearyl Alcohol, Cocos Nucifera Oil, Simmondsia Chinensis Seed Oil, Tocopherol
May Worsen Oily Skin4
May increase shine or excess oil.
Argania Spinosa Kernel Oil, Butyrospermum Parkii Butter, Cocos Nucifera Oil, Simmondsia Chinensis Seed Oil
May Worsen Seborrheic Dermatitis7
May feed the yeast involved in seborrheic dermatitis.
Acetyl Hexapeptide-8, Ceramide NP, Cetyl Ethylhexanoate, Hydrogenated Lecithin, Polyglyceryl-6 Behenate, Polyglyceryl-6 Stearate, Sorbitan Stearate
Ingredients Side-by-side
Betula Platyphylla Japonica Juice
Skin Conditioning
Skin Conditioning
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- Hydrating
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Cetyl Ethylhexanoate (in both products)
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Emollient
2 / 1
- Fatty alcohol
- Fatty alcohols (Malassezia)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
1,2-Hexanediol (in both products)
Skin Conditioning
Emollient
0-2 / 0
- Face oil
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- Hydrating
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Water (in both products)
Skin Conditioning
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Cetyl Ethylhexanoate (in both products)
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Hydrogenated Poly(C6-14 Olefin)
Emollient
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Sorbitan Stearate (in both products)
Emulsifying
0 / 1
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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 →Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →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 →Cetyl Ethylhexanoate
Emollient
Cetyl Ethylhexanoate isn't fungal acne safe.
Learn more about Cetyl Ethylhexanoate →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Allantoin
Skin Conditioning, Skin Protecting, Soothing
Urea, (2,5-dioxo-4-imidazolidinyl)-
Learn more about Allantoin →Dipotassium Glycyrrhizate
Humectant, Skin Conditioning
.alpha.-d-Glucopyranosiduronic acid, (3.beta.,20.beta.)-20-carboxy-11-oxo-30-norolean-12-en-3-yl 2-O-.beta.-d-glucopyranuronosyl-, dipotassium salt
Learn more about Dipotassium Glycyrrhizate →Ascorbic Acid
Antioxidant, Buffering, Fragrance, Skin Conditioning
Ascorbic Acid is L-ascorbic acid.
Learn more about Ascorbic Acid →
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