Image: roundlab.com
ROUND LAB
Birch Moisturizing Lip Balm
A lip care built around Vitamin E, for hydration and barrier repair.
Brand price
USD 18.70 · 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
- Dry skin
- Sensitive skin
- Dryness & dehydration
How to use
Apply as needed throughout the day. Layer a thicker coat at bedtime for overnight softening. Can be worn alone or under/over lip color.
What's inside
Ingredients List
9 trigger at least one check · 26 trigger none
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
- 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
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Key Ingredients
Face oil3
An oil formulated to be used on the face.
Argania Spinosa Kernel Oil, Simmondsia Chinensis Seed Oil, Squalane
Hyaluronic acid2
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating10
Boosts hydration and relieves dry, tight skin.
Argania Spinosa Kernel Oil, Butylene Glycol, Dimethicone, Glycerin, Glyceryl Glucoside, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Simmondsia Chinensis Seed Oil, Sodium Hyaluronate, Squalane
Barrier Repair10
Strengthens and restores the skin's natural barrier.
Aloe Barbadensis Flower Extract, Argania Spinosa Kernel Oil, Dimethicone, Glycerin, Macadamia Ternifolia Seed Oil, Microcrystalline Wax, Olea Europaea Fruit Oil, Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer, Simmondsia Chinensis Seed Oil, Squalane
Smoothing7
Refines rough or uneven texture.
Aloe Barbadensis Flower Extract, Argania Spinosa Kernel Oil, Dimethicone, Macadamia Ternifolia Seed Oil, Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer, Simmondsia Chinensis Seed Oil, Squalane
Anti-Pollution5
Helps defend against airborne pollutants.
Ascorbic Acid, Dimethicone, Glycerin, Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer, Tocopheryl Acetate
Concerns
May Trigger Acne3
Can clog pores or trigger breakouts.
Olea Europaea Fruit Oil, Prunus Amygdalus Dulcis Oil, Simmondsia Chinensis Seed Oil
May Worsen Seborrheic Dermatitis8
May feed the yeast involved in seborrheic dermatitis.
Argania Spinosa Kernel Oil, Macadamia Ternifolia Seed Oil, Olea Europaea Fruit Oil, Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer, Polyglyceryl-2 Triisostearate, Prunus Amygdalus Dulcis Oil, Simmondsia Chinensis Seed Oil, Triisostearin
May Worsen Keratosis Pilaris3
May clog follicles or strip skin prone to keratosis pilaris.
Olea Europaea Fruit Oil, Prunus Amygdalus Dulcis Oil, Simmondsia Chinensis Seed Oil
May Worsen Oily Skin6
May increase shine or excess oil.
Argania Spinosa Kernel Oil, Macadamia Ternifolia Seed Oil, Olea Europaea Fruit Oil, Prunus Amygdalus Dulcis Oil, Simmondsia Chinensis Seed Oil, Squalane
Ingredients Explained
Click on any ingredient to learn more about it
Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer
Emollient, Skin Protecting, Viscosity Controlling
Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer isn't fungal acne safe.
Learn more about Polyglyceryl-2 Isostearate/Dimer Dilinoleate Copolymer →Polyglyceryl-2 Triisostearate
Emulsifying
Polyglyceryl-2 Triisostearate isn't fungal acne safe.
Learn more about Polyglyceryl-2 Triisostearate →Squalane
Hair Conditioning, Refatting, Skin Conditioning, Emollient
Squalane is a face oil.
Learn more about Squalane →Triisostearin
Skin Conditioning, Viscosity Controlling
Triisostearin isn't fungal acne safe.
Learn more about Triisostearin →Ceresin
Antistatic, Binding, Emulsion Stabilising, Hair Conditioning, Opacifying, Viscosity Controlling
Ceresin. A complex combination of hydrocarbons produced by the purification of ozocerite with sulfuric acid and filtration through bone black to form waxy cakes
Learn more about Ceresin →Microcrystalline Wax
Binding, Bulking, Emulsion Stabilising, Viscosity Controlling
Microcrystalline Wax is a wax derived from petroleum and characterized by the fineness of its crystals in contrast to the larger crystals of paraffin wax. It consists of high molecular weight saturated aliphatic hydrocarbons.
Learn more about Microcrystalline Wax →Tocopheryl Acetate
Antioxidant, Skin Conditioning
Tocopheryl Acetate is vitamin E.
Learn more about Tocopheryl Acetate →Simmondsia Chinensis Seed Oil
Hair Conditioning, Skin Conditioning, Emollient
Simmondsia Chinensis Seed Oil isn't fungal acne safe.
Learn more about Simmondsia Chinensis Seed Oil →Macadamia Ternifolia Seed Oil
Emollient
Macadamia Ternifolia Seed Oil isn't fungal acne safe.
Learn more about Macadamia Ternifolia Seed Oil →Prunus Amygdalus Dulcis Oil
Skin Conditioning
Prunus Amygdalus Dulcis Oil isn't fungal acne safe.
Learn more about Prunus Amygdalus Dulcis Oil →