Below is every ingredient in Round Lab Birch Juice Moisturizing Sunscreen explained, its standout actives, and the side effects reported in research for those actives — analysed for Indian skin.
Flags derived from the ingredient list using dermatology reference data (fungal-acne substrate, comedogenicity, EU allergens). General guidance, not a diagnosis.
Answers are derived from the printed ingredient list and dermatology reference data — general guidance, not a diagnosis or a therapeutic claim.
Diethylamino Hydroxybenzoyl Hexyl Benzoate (also known as Uvinul A Plus) is an oil-soluble organic UV filter that absorbs primarily in the long-wave UVA range (around 354 nm), helping protect skin from UVA-induced damage. It is photostable and commonly combined with other filters in broad-spectrum sunscreens.
Ethylhexyl Triazone is an oil-soluble organic UV filter that strongly absorbs UVB radiation (peak around 314 nm), valued for its high photostability and efficiency at low concentrations. It is commonly used in sunscreens and daily-wear products to boost SPF.
Niacinamide (vitamin B3) is a water-soluble active that supports the skin barrier, regulates sebum, brightens hyperpigmentation, and reduces inflammation. It is widely tolerated across skin types and used in concentrations commonly ranging from 2% to 10%.
Methylene Bis-Benzotriazolyl Tetramethylbutylphenol (also known as Bisoctrizole or Tinosorb M) is an organic-particulate UV filter that provides broad-spectrum protection across both UVA and UVB ranges by absorbing and scattering UV radiation. It is photostable and commonly used in sunscreens, often paired with other filters.
Diethylhexyl Butamido Triazone (Iscotrizinol, Uvasorb HEB) is an organic, oil-soluble UVB filter that absorbs ultraviolet radiation primarily in the UVB range, providing photoprotection in sunscreen and daily-care formulations. It is highly photostable and substantive to skin, often combined with other filters for broad-spectrum coverage.
Hyaluronic acid is a glycosaminoglycan that attracts and binds water to the skin, helping to maintain hydration and improve the appearance of plumpness and smoothness. It is widely used in moisturizers and serums and is generally well tolerated across skin types.
Aggregated from the active ingredients in this product.
| Reported effect | How often | Notes |
|---|---|---|
| Skin dryness or barrier disruption with excessive contact | Uncommon | Frequent or prolonged exposure to water, especially hot or hard water, can disrupt the skin barrier and contribute to transepidermal water loss. |
| Irritation from impurities or hard water minerals | Rare | Reactions are attributed to contaminants, chlorine, or mineral content rather than water itself. |
| Mild skin irritation | Rare | Occasional transient redness or stinging, typically in sensitive skin. |
| Allergic contact dermatitis | Very rare | Isolated case reports; not a common sensitizer. |
| Eye irritation | Uncommon | Possible if product contacts the eyes during application. |
| Enhanced penetration of co-formulated irritants | Uncommon | As a penetration enhancer it may increase absorption and irritation potential of other actives. |
| Skin irritation or mild contact dermatitis | Rare | Occasional reports of localized redness or irritation, generally mild. |
| Allergic contact dermatitis / sensitization | Very rare | Isolated case reports; considered a low-sensitizing UV filter. |
| Photoallergic reaction | Very rare | Uncommon given its photostability, but possible in sensitive individuals. |
| Skin irritation | Rare | Mild irritation occasionally reported, generally considered well tolerated and non-irritating. |
| Contact allergy / sensitization | Very rare | Silicone-based powders rarely cause allergic reactions. |
| Pore-clogging concerns | Very rare | Generally regarded as non-comedogenic; clogging is uncommon. |
| Contact irritation | Rare | Mild redness or stinging occasionally reported, generally well tolerated. |
| Mild transient flushing or redness | Uncommon | More likely at higher concentrations or in sensitive skin; usually subsides quickly. |
| Tingling, stinging, or burning sensation | Uncommon | Often associated with higher percentages or compromised barrier. |
| Contact irritation or itching | Rare | Generally dose-dependent and resolves with discontinuation. |
Frequencies reflect typical cosmetic use reported in the literature, not a guarantee for your skin.
| Ingredient | What it does |
|---|---|
| Water Solvent/vehicle | Water is the most common base ingredient in cosmetic formulations, serving as a solvent that dissolves other ingredients and forms the bulk of emulsions and aqueous solutions. It is generally considered safe and non-irritating. |
| Dibutyl Adipate Emollient / solvent | Dibutyl Adipate is a synthetic ester of adipic acid and butanol used in cosmetics as an emollient, solvent, and skin-conditioning agent. It imparts a light, non-greasy feel and helps spread and dissolve UV filters and other oil-soluble ingredients. |
| Propanediol Humectant/solvent | Propanediol is a plant-derived glycol used in skincare as a humectant, solvent, and penetration enhancer that improves moisturization and the spreadability of formulations. It also helps solubilize other ingredients and can boost the efficacy of certain actives. |
| Diethylamino Hydroxybenzoyl Hexyl Benzoate Key active UVA filter (sunscreen) | Diethylamino Hydroxybenzoyl Hexyl Benzoate (also known as Uvinul A Plus) is an oil-soluble organic UV filter that absorbs primarily in the long-wave UVA range (around 354 nm), helping protect skin from UVA-induced damage. It is photostable and commonly combined with other filters in broad-spectrum sunscreens. |
| Polymethylsilsesquioxane Texture enhancer / mattifying agent | Polymethylsilsesquioxane is a silicone-based spherical powder used in skincare and cosmetics to impart a smooth, soft-focus, mattifying feel and improve spreadability. It is a formulation/texture ingredient rather than a treatment active. |
| Ethylhexyl Triazone Key active UVB sunscreen filter | Ethylhexyl Triazone is an oil-soluble organic UV filter that strongly absorbs UVB radiation (peak around 314 nm), valued for its high photostability and efficiency at low concentrations. It is commonly used in sunscreens and daily-wear products to boost SPF. |
| Niacinamide Key active Cell-communicating / barrier-repair active | Niacinamide (vitamin B3) is a water-soluble active that supports the skin barrier, regulates sebum, brightens hyperpigmentation, and reduces inflammation. It is widely tolerated across skin types and used in concentrations commonly ranging from 2% to 10%. |
| Methylene Bis-Benzotriazolyl Tetramethylbutylphenol Key active UV filter (broad-spectrum) | Methylene Bis-Benzotriazolyl Tetramethylbutylphenol (also known as Bisoctrizole or Tinosorb M) is an organic-particulate UV filter that provides broad-spectrum protection across both UVA and UVB ranges by absorbing and scattering UV radiation. It is photostable and commonly used in sunscreens, often paired with other filters. |
| Cocoa-Caprylate/Caprate Emollient / skin-conditioning agent | Cocoa-Caprylate/Caprate is a lightweight ester derived from coconut/cocoa fatty alcohols and caprylic/capric acids, used as a dry-touch emollient and spreading agent in skincare and cosmetic formulations. It improves texture and provides a silky, non-greasy skin feel without occlusive heaviness. |
| Caprylyl Methicone Emollient / spreading agent | Caprylyl Methicone is a volatile silicone fluid used in cosmetic formulations to provide a light, non-greasy, smooth skin feel and to enhance the spreadability of products. It also acts as a solvent and carrier for other ingredients, particularly in sunscreens and color cosmetics. |
| Diethylhexyl Butamido Triazone Key active UVB filter (sunscreen agent) | Diethylhexyl Butamido Triazone (Iscotrizinol, Uvasorb HEB) is an organic, oil-soluble UVB filter that absorbs ultraviolet radiation primarily in the UVB range, providing photoprotection in sunscreen and daily-care formulations. It is highly photostable and substantive to skin, often combined with other filters for broad-spectrum coverage. |
| Glycerin Humectant | Glycerin is a widely used humectant that attracts and retains water in the skin, helping to hydrate the stratum corneum and support barrier function. It is considered safe and well-tolerated across most skin types and concentrations. |
| 1,2-Hexanediol Humectant / preservative booster | 1,2-Hexanediol is a synthetic diol used in skincare as a humectant and solvent that also enhances the antimicrobial efficacy of formulations, often allowing reduced or preservative-free systems. It helps maintain product stability while contributing mild moisturizing properties. |
| Butylene Glycol Humectant / solvent | Butylene glycol is a small diol commonly used in skincare as a humectant, solvent, and viscosity-reducing agent that helps dissolve other ingredients and improve skin feel. It is widely regarded as safe and non-sensitizing for the majority of users at cosmetic concentrations. |
| Betula Platyphylla Japonica Juice Humectant / Soothing | Betula Platyphylla Japonica Juice is the sap (juice) derived from the white birch tree, used in skincare primarily as a water-based botanical humectant and soothing agent. It contains sugars, amino acids, and minerals and is often included as a hydrating, conditioning component in formulations. |
| Sodium Hyaluronate Humectant / hydrator | Sodium hyaluronate is the sodium salt of hyaluronic acid, a glycosaminoglycan that attracts and binds water to the skin to improve hydration and surface plumpness. Its lower molecular weight allows better penetration than native hyaluronic acid. |
| Hyaluronic Acid Key active Humectant / hydrating agent | Hyaluronic acid is a glycosaminoglycan that attracts and binds water to the skin, helping to maintain hydration and improve the appearance of plumpness and smoothness. It is widely used in moisturizers and serums and is generally well tolerated across skin types. |
| Glyceryl Glucoside Key active Humectant / moisturizer | Glyceryl glucoside is a naturally occurring sugar-glycerol compound used in skincare as a humectant that attracts and binds water to the skin. It is also studied for its ability to stimulate aquaporin water-channel expression, supporting skin hydration and barrier function. |
| Dipotassium Glycyrrhizate Key active Anti-inflammatory/soothing agent | Dipotassium glycyrrhizate is a water-soluble salt derived from licorice root (glycyrrhizic acid) used in skincare for its anti-inflammatory, soothing, and antioxidant properties. It is commonly added to formulations to calm irritation, redness, and sensitivity. |
| Allantoin Key active Soothing/skin-conditioning agent | Allantoin is a naturally derived or synthetically produced compound used in skincare for its soothing, moisturizing, and keratolytic (skin-softening) properties. It promotes cell proliferation and helps calm irritation, commonly appearing in creams, lotions, and after-sun products. |
| Portulaca Oleracea Extract Key active Antioxidant/soothing botanical extract | Portulaca oleracea (purslane) extract is a plant-derived ingredient rich in omega-3 fatty acids, vitamins, and flavonoids used in topical formulations for its antioxidant, anti-inflammatory, and skin-soothing properties. It is commonly included to calm irritation and support skin barrier comfort. |
| Artemisia Annua Extract Key active Antioxidant / soothing botanical | Artemisia Annua (sweet wormwood) extract is a plant-derived ingredient used in skincare for its antioxidant, anti-inflammatory, and skin-soothing properties, largely attributed to flavonoids and artemisinin compounds. It is commonly included to help calm sensitive or irritated skin and provide environmental protection. |
| Pinus Sylvestris Leaf Extract Antioxidant / soothing botanical extract | Pinus Sylvestris (Scots pine) leaf extract is a plant-derived ingredient rich in flavonoids, polyphenols, and volatile compounds, used in skincare for its antioxidant and skin-conditioning properties. It is sometimes included for its astringent and soothing effects, though it also contributes a characteristic fragrance. |
| Anthemis Nobilis Flower Oil Soothing / fragrance | Anthemis Nobilis (Roman chamomile) Flower Oil is an essential oil derived from chamomile flowers, used in skincare for its perceived soothing, anti-inflammatory, and aromatic properties. It is typically included at low concentrations as a fragrance and calming additive rather than a primary treatment ingredient. |
| Acrylate/C10-30 Alkyl Acrylate Crosspolymer Rheology modifier / emulsion stabilizer | Acrylate/C10-30 Alkyl Acrylate Crosspolymer is a synthetic crosslinked acrylic polymer used to thicken aqueous formulations, stabilize emulsions, and suspend particles, producing smooth gel-cream textures. It is a formulation base ingredient rather than a therapeutic active. |
| Sodium Stearoyl Glutamate Emulsifier / surfactant | Sodium Stearoyl Glutamate is a mild, amino-acid-derived (glutamic acid and stearic acid) anionic surfactant used primarily as an emulsifier and co-emulsifier to stabilize oil-in-water formulations. It is well tolerated and often chosen for gentle, naturally derived cosmetic systems. |
| Polyacrylate Crosspolymer-6 Film-forming/sensory-enhancing rheology modifier | Polyacrylate Crosspolymer-6 is a synthetic crosslinked acrylate polymer used in skincare and cosmetic formulations to provide a smooth, silky sensory feel, stabilize emulsions, and help form a light film on the skin. It is a formulation aid rather than a biologically active treatment ingredient. |
| Ethylhexylglycerin Preservative booster / skin-conditioning agent | Ethylhexylglycerin is a multifunctional glyceryl ether used in cosmetics primarily as a preservative-enhancing agent and emollient, often paired with phenoxyethanol to broaden antimicrobial efficacy. It also acts as a deodorizing agent and humectant in skincare formulations. |
| Ascorbic Acid Key active Antioxidant / brightening active | Ascorbic acid (vitamin C) is a water-soluble antioxidant used in skincare to neutralize free radicals, inhibit melanin synthesis, and support collagen production. It is valued for brightening, evening skin tone, and protecting against photodamage when used alongside sunscreen. |
| Adenosine Key active Anti-aging/soothing active | Adenosine is a nucleoside that signals through cell-surface receptors to promote dermal fibroblast activity and collagen/elastin production, helping reduce the appearance of fine lines and wrinkles. It also has anti-inflammatory and soothing properties at low concentrations commonly used in cosmetics (around 0.04-0.1%). |
| Pentylene Glycol Humectant / solvent / preservative-booster | Pentylene glycol is a glycol used in cosmetics as a humectant and solvent that also enhances the antimicrobial efficacy of formulations, helping reduce reliance on traditional preservatives. It improves skin hydration and aids the delivery and stability of other ingredients. |
| Behenyl Alcohol Emollient / Thickener | Behenyl alcohol is a fatty alcohol derived from behenic acid that functions as an emollient, thickening agent, and emulsion stabilizer in cosmetic and skincare formulations. It helps soften the skin and improve product texture and stability. |
| Poly C10-30 Alkyl Acrylate Film former / rheology modifier | Poly C10-30 Alkyl Acrylate is a synthetic acrylate copolymer used in skincare and cosmetics primarily as a film-forming agent and thickener that helps stabilize emulsions and improve product texture and wear. It is considered a formulation/base ingredient rather than a biologically active treatment. |
| Polyglyceryl-3 Methylglucose Distearate Emulsifier | Polyglyceryl-3 Methylglucose Distearate is a non-ionic, plant-derived emulsifier composed of glycerin, glucose and stearic acid, used to create stable oil-in-water emulsions in creams and lotions. It is valued for its mildness and skin compatibility, often used in natural and sensitive-skin formulations. |
| Decyl Glucoside Surfactant/Cleanser | Decyl Glucoside is a mild, non-ionic surfactant derived from glucose and fatty alcohols, commonly used as a gentle cleansing and foaming agent in shampoos, facial cleansers, and baby care products. It is valued for its biodegradability and low irritation potential compared to harsher surfactants. |
| Tromethamine pH adjuster / buffering agent | Tromethamine (trometamol, TRIS) is an organic amine base used in cosmetic and topical formulations to neutralize acidic components and stabilize pH. It functions primarily as a buffering and neutralizing agent rather than as a therapeutic active. |
| Xanthan Gum Thickener/stabilizer | Xanthan gum is a polysaccharide produced by bacterial fermentation, used in skincare as a thickening, gelling, and emulsion-stabilizing agent. It improves product texture and suspension of ingredients without contributing active treatment effects. |
| t-Butyl Alcohol Solvent/denaturant | T-Butyl Alcohol (tert-butanol) is a small alcohol used in cosmetic formulations primarily as a solvent and as a denaturant for ethanol, helping dissolve ingredients and reduce product palatability. It is a base/formulation ingredient rather than a treatment active. |
| Tocopherol Key active Antioxidant | Tocopherol (vitamin E) is a lipid-soluble antioxidant used in skincare to protect skin and formulations from oxidative damage caused by free radicals and UV exposure. It also functions as a skin-conditioning and emollient agent and can stabilize oils against rancidity. |
| Carbomer Thickener / gelling agent | Carbomer is a synthetic high-molecular-weight polymer of acrylic acid used to thicken, stabilize, and control the viscosity of gels, creams, and lotions. It functions as a formulation aid rather than a therapeutic active. |
Key active = does the main work. Ingredient explanations are drawn from public databases & literature.
Peer-reviewed papers on the active ingredients in this product, via PubMed.