SPF Scout · Product record
ROUND LAB Round Lab Birch Juice Moisturizing UVLOCK Sun Cushion
U.S. formulation · record last retrieved 5 August 2026
What is listed
The ingredient declaration stored for this formulation, reproduced exactly as it was recorded from the source below.
39 entries · the stored declaration is recorded as complete.
What each ingredient generally does
Each entry that matched a canonical ingredient, with the function recorded for it. These notes describe the role an ingredient plays in a formulation. They do not assess an ingredient.
Zinc Oxide
Bulking agent (adds volume)Colorant (adds colour)Light stabiliser (protects the formula from light)Oral care (CosIng functional class)Preservative (inhibits microbial growth)Skin protecting (CosIng functional class)UV absorber (protects the formula from light, not a sunscreen filter)UV filter (filters UV rays)A mineral UV filter that absorbs ultraviolet light, the core sun-protection job in this product. It also helps protect the skin surface and can add whiteness or opacity. On some labels it appears as CI 77947 when used for colour.
Ethylhexyl Isononanoate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Ethylhexyl Isononanoate is an emollient. It softens and smooths the way skin feels.
Butylene Glycol Dicaprylate/Dicaprate
Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)A lightweight emollient oil that softens and smooths skin feel. It helps the product glide on and gives a light, non-heavy finish.
Butylene Glycol
Fragrance ingredient (scent)Humectant (holds moisture)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)A multitasking liquid that acts as a humectant, solvent, and thickness adjuster, and carries a scent role. It draws in and holds moisture, dissolves other ingredients, and helps set the product's texture.
Glycerin
Denaturant (makes alcohol undrinkable)Fragrance ingredient (scent)Hair conditioning (CosIng functional class)Humectant (holds moisture)Oral care (CosIng functional class)Skin conditioning (CosIng functional class)Skin protecting (CosIng functional class)Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)Glycerin draws in and holds moisture while conditioning and protecting skin. It also dissolves other ingredients, adjusts thickness, and can add scent. On labels it may appear as glycerol.
Ascorbic Acid
Antioxidant (slows the formula oxidising)Buffering (holds the formula at a set acidity)Fragrance ingredient (scent)Skin conditioning (CosIng functional class)Ascorbic Acid is vitamin C, used here mainly as an antioxidant to protect the formula from going off. It also conditions the skin, adjusts the acidity balance, and can add scent.
Polyglyceryl-4 Diisostearate/Polyhydroxystearate/Sebacate
Emulsion stabiliser (keeps oil and water mixed)Surfactant (cleanses or mixes oil and water)A multi-tasker that helps oil and water mix, keeps that blend stable, and lifts away dirt and oil. This means it holds the water and oil parts together and can help clean.
1,2-Hexanediol
Humectant (holds moisture)Preservative (inhibits microbial growth)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)A fluid that acts as a solvent, dissolving other ingredients so they blend evenly. It also conditions the skin, leaving it feeling smooth.
A moisture-grabbing ingredient that draws in and holds water. That keeps skin conditioned and helps it feel supple. It's the salt form of hyaluronic acid.
listed as “Hyaluronic Acid”
Ethylhexyl Methoxycrylene
Skin conditioning (CosIng functional class)Ethylhexyl Methoxycrylene is a skin-conditioning ingredient. It helps keep skin feeling soft and smooth.
Butyloctyl Salicylate
Emollient (softens and smooths skin)Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)A liquid that conditions skin and hair and acts as a solvent. It softens skin feel and helps dissolve and spread other ingredients in the mix.
Caprylyl Methicone
Skin conditioning (CosIng functional class)A silicone-type skin-conditioning ingredient. It helps leave skin feeling smooth and conditioned.
Methyl Trimethicone
Hair conditioning (CosIng functional class)Skin conditioning (CosIng functional class)Solvent (dissolves other ingredients)Methyl Trimethicone is a lightweight silicone that conditions skin and hair and acts as a solvent to dissolve other ingredients. It helps the product spread and feel smooth.
Laminaria Japonica Extract
Skin protecting (CosIng functional class)An extract from Japanese kelp that works as a skin-protecting ingredient. It helps shield the skin's surface.
listed as “Laminaria Japonica”
This is a scented oil that adds fragrance and also conditions the skin. It gives the product its aroma while helping skin feel conditioned. On labels it may also appear as Roman Chamomile Oil.
Ascorbyl Palmitate is an oil-friendly form of vitamin C used as an antioxidant to keep the formula from going off. It can also add a light scent.
Betula Platyphylla Japonica Juice
Skin conditioning (CosIng functional class)This is the sap from the white birch tree, used as a skin conditioner. That means it helps the product leave skin feeling softer and better maintained.
Glyceryl Caprylate
Deodorant (masks or reduces odour)Emollient (softens and smooths skin)Skin conditioning (CosIng functional class)Surfactant (cleanses or mixes oil and water)Glyceryl Caprylate softens and smooths skin feel while helping oil and water stay mixed. It also works as a deodorant in the formula.
A moisture-grabbing ingredient that draws in and holds water. That keeps skin conditioned and helps it feel supple. It's the salt form of hyaluronic acid.
Methyl Methacrylate/Glycol Dimethacrylate Crosspolymer
Film forming (leaves a thin coating)This is a film former. It leaves a thin, even layer on the skin as the product dries.
Pinus Sylvestris Leaf Oil
Fragrance ingredient (scent)An oil from Scotch pine needles, used as a fragrance. Its job is to give the product its scent.
Magnesium Sulfate
Bulking agent (adds volume)Magnesium Sulfate is a mineral salt used to add bulk to the formula. It helps fill out the product's body and texture.
A conditioning ingredient that also draws in and holds moisture. It helps skin feel hydrated and smooth.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Propanediol
Humectant (holds moisture)Solvent (dissolves other ingredients)Viscosity control (thickens or thins the formula)A solvent that dissolves other ingredients and helps them blend evenly. It also adjusts the thickness of the formula.
Water
Antiplaque (CosIng functional class)otherSkin conditioning (CosIng functional class)Solvent (dissolves other ingredients)The base liquid that most of the other ingredients dissolve or spread into. It carries the formula and helps condition the skin surface.
A binding ingredient that helps hold the parts of the formula together. It is often used to coat and bind powders in a mix.
Disteardimonium Hectorite
Light stabiliser (protects the formula from light)Viscosity control (thickens or thins the formula)A thickener that adjusts how thick or thin the product is. It also works as a light stabilizer, helping the formula hold up against light exposure.
Polyglycerin-6
Humectant (holds moisture)A humectant, meaning it draws in and holds moisture. This helps keep the product and skin from drying out.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Glyceryl Glucoside is a humectant, meaning it draws in and holds moisture. It helps keep the product from drying out and conditions the skin.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Viola Mandshurica Flower Extract
Antioxidant (slows the formula oxidising)Astringent (CosIng functional class)This flower extract works as an antioxidant, helping protect the formula from oxygen-related spoilage, and as an astringent, giving a tightening feel on skin.
listed as “Viola Mandshurica Flower”
Tocopherol
Antioxidant (slows the formula oxidising)Fragrance ingredient (scent)Occlusive (CosIng functional class)otherSkin conditioning (CosIng functional class)Tocopherol is a form of vitamin E used as an antioxidant, which helps keep the formula from going off. It also conditions skin and forms a thin surface layer that slows moisture loss. You may see it listed simply as vitamin E.
Ulmus Davidiana Root Extract
Skin conditioning (CosIng functional class)This is a root bark extract from elm, used as a skin conditioner. It helps keep skin feeling soft and in good condition.
listed as “Ulmus Davidiana Root”
An antioxidant that helps keep the formula from going off over time. In practice it protects the product's other ingredients from breaking down.
No general role is recorded for this ingredient in the inventory we hold. That is a gap in our record, not a statement about the ingredient.
Allantoin
otherSkin conditioning (CosIng functional class)Skin protecting (CosIng functional class)Soothing (CosIng functional class)Allantoin is a skin-conditioning and skin-protecting ingredient with a soothing role. It helps keep skin feeling smooth and comfortable and forms a protective feel on the surface.
Polyglyceryl-6 Polyricinoleate
Surfactant (cleanses or mixes oil and water)This is an emulsifier that helps oil and water mix. It holds the oily and watery parts together so the product stays uniform.
Checking this against your own list
SPF Scout's Personal Ingredient Check runs in the app, on your device. This page cannot see a personal avoidance list. Your selections are stored on your phone and are never sent to this website — there is nowhere on our side for them to go.
In the app you choose the ingredients you already avoid, and every entry in this declaration that matches one of them is shown to you with the alias path that produced the match.
This comparison does not predict whether your skin will react.
Source quality
- Source
- DailyMed drug label
- Source record
- https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=26407b83-b417-6450-e063-6294a90ad2b1
- Retrieved
- 5 August 2026
- Market
- United States
- Formulation date
- Not recorded
- Version
- v1 of this U.S. formulation
- Verification confidence
- High
- Entries recorded
- 39
- Record checksum
- sha256:5fcd2c05dcf5fac4c06fbf6002befa0f9bec1c6e79dd07828f027d51a6fb7369
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