Below is every ingredient in Spanish Squalane Advanced Glow Sleeping Mask with Hyaluronic Acid & Alpha Arbutin 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.
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%.
Alpha arbutin is a naturally derived hydroquinone derivative that inhibits tyrosinase, reducing melanin production. It is used to address hyperpigmentation, dark spots, and uneven skin tone.
Vaccinium Angustifolium (lowbush blueberry) fruit extract is a botanical ingredient rich in polyphenols, anthocyanins, and vitamins used in skincare for its antioxidant and skin-conditioning properties. It helps neutralize free radicals and may support skin protection against oxidative stress.
Carica Papaya Fruit Extract is derived from papaya and contains the proteolytic enzyme papain along with antioxidant vitamins, providing mild enzymatic exfoliation and skin-brightening effects. It is used in cleansers, masks, and exfoliating treatments to help remove dead surface cells.
Tocopheryl acetate is a stable, esterified form of vitamin E used in skincare as an antioxidant and conditioning agent. It is converted to active tocopherol in the skin, helping protect against oxidative stress and supporting the skin barrier.
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 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. |
| Allergic contact dermatitis | Very rare | Documented in isolated case reports; true sensitization is unusual. |
| Mild irritation or stinging | Rare | Generally only with impure formulations or already compromised skin. |
| Acneiform breakouts / clogged pores | Rare | Low comedogenic rating, but acne-prone individuals may occasionally react. |
| Mild skin irritation or stinging | Common | More likely at higher concentrations or on compromised/sensitive skin |
| Irritant contact dermatitis | Uncommon | Non-allergic irritation, often dose-dependent |
| Worsening of pre-existing eczema or barrier-impaired skin | Rare | Penetration-enhancing effect may increase reactivity |
| Systemic toxicity from topical use | Very rare | Reported mainly with extensive application on broken skin, especially in infants or burn patients |
| Mild skin irritation | Uncommon | Transient stinging or redness, more likely on compromised or sensitive skin. |
| Enhanced penetration of co-formulated irritants | Uncommon | As a penetration enhancer it may increase absorption and irritation potential of other actives. |
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. |
| 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%. |
| Squalane Emollient / occlusive moisturizer | Squalane is a saturated, stable hydrocarbon derived from squalene (sourced from plants like olives or sugarcane, or shark liver) used as a lightweight emollient that softens skin and reinforces the skin barrier by reducing transepidermal water loss. It is well tolerated, non-comedogenic for most users, and serves as a base or carrier ingredient rather than a therapeutic active. |
| Propylene Glycol Humectant / solvent | Propylene glycol is a small glycol molecule widely used in skincare as a humectant, solvent, and penetration enhancer that helps attract water and dissolve other ingredients. It is considered a base/formulation ingredient rather than a therapeutic active. |
| 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. |
| 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. |
| Alpha-Arbutin Key active Skin-brightening agent | Alpha arbutin is a naturally derived hydroquinone derivative that inhibits tyrosinase, reducing melanin production. It is used to address hyperpigmentation, dark spots, and uneven skin tone. |
| Cyclopentasiloxane Emollient/silicone | Cyclopentasiloxane is a volatile cyclic silicone widely used in skincare and cosmetics to impart a smooth, silky feel and spreadability before evaporating, leaving no greasy residue. It also serves as a carrier and helps reduce tackiness in formulations. |
| Dimethicone Emollient/occlusive (silicone) | Dimethicone is a silicone-based polymer used in skincare to soften skin, smooth texture, and form a breathable protective barrier that reduces transepidermal water loss. It is widely used as a base/formulation ingredient rather than a therapeutic active. |
| Sodium Acrylates Copolymer Thickener / film-forming stabilizer | Sodium Acrylates Copolymer is a synthetic anionic polymer used to thicken, stabilize, and improve the texture of cosmetic formulations, often forming a smooth film on the skin. It functions primarily as a rheology modifier and emulsion stabilizer rather than a treatment active. |
| Lecithin Emollient / Emulsifier | Lecithin is a naturally occurring phospholipid (commonly derived from soybean or egg) used in skincare as an emulsifier, emollient, and penetration enhancer. It helps stabilize oil-and-water formulations and supports the skin barrier by mimicking natural lipids. |
| Vaccinium Angustifolium Fruit Extract Key active Antioxidant | Vaccinium Angustifolium (lowbush blueberry) fruit extract is a botanical ingredient rich in polyphenols, anthocyanins, and vitamins used in skincare for its antioxidant and skin-conditioning properties. It helps neutralize free radicals and may support skin protection against oxidative stress. |
| Carica Papaya Fruit Extract Key active Enzymatic exfoliant / antioxidant | Carica Papaya Fruit Extract is derived from papaya and contains the proteolytic enzyme papain along with antioxidant vitamins, providing mild enzymatic exfoliation and skin-brightening effects. It is used in cleansers, masks, and exfoliating treatments to help remove dead surface cells. |
| Olive Oil PEG-7 Esters Emollient/emulsifier | Olive Oil PEG-7 Esters is a water-dispersible derivative of olive oil produced by reaction with polyethylene glycol, used in skincare as an emollient, emulsifier, and mild solubilizer. It conditions skin and helps blend oil and water phases in formulations. |
| Heptyl Glucoside Surfactant / emulsifier | Heptyl Glucoside is a mild, plant-derived alkyl glucoside surfactant used as an emulsifier, solubilizer, and skin-conditioning agent in cosmetic formulations. It is valued for its gentle cleansing properties and good skin tolerance. |
| 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. |
| 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. |
| Phenoxyethanol Preservative | Phenoxyethanol is a widely used broad-spectrum preservative that protects cosmetic and skincare formulations from bacterial and fungal contamination. It is typically used at concentrations up to 1% and serves as a formulation/base ingredient rather than an active treatment. |
| 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. |
| Panthenol Humectant / skin-conditioning agent | Panthenol (provitamin B5) is converted to pantothenic acid in the skin, where it acts as a humectant and helps support skin barrier function and hydration. It is also used for its soothing and mild anti-inflammatory properties in topical formulations. |
| Sodium Benzoate Preservative | Sodium benzoate is a salt of benzoic acid used as a preservative in cosmetic and skincare formulations to inhibit the growth of bacteria, yeast, and fungi, particularly in acidic products. It is most effective at a pH below 5. |
| Potassium Sorbate Preservative | Potassium sorbate is the potassium salt of sorbic acid, used as a mild preservative to inhibit mold, yeast, and some bacterial growth in cosmetic formulations. It is most effective at acidic pH and is often combined with other preservatives for broad-spectrum protection. |
| Tocopheryl Acetate Key active Antioxidant | Tocopheryl acetate is a stable, esterified form of vitamin E used in skincare as an antioxidant and conditioning agent. It is converted to active tocopherol in the skin, helping protect against oxidative stress and supporting the skin barrier. |
| Sodium Gluconate Chelating agent / skin-conditioning | Sodium gluconate is the sodium salt of gluconic acid used in skincare primarily as a chelating agent to bind metal ions and stabilize formulations, with secondary humectant and skin-conditioning properties. It is generally considered a base/formulation ingredient rather than an active treatment. |
| Sodium Hydroxide pH adjuster | Sodium hydroxide (lye) is a strong alkaline compound used in small amounts to adjust and stabilize the pH of cosmetic formulations. At regulated low concentrations in finished products it is considered safe, though it is corrosive in concentrated form. |
| Rosa Damascena Flower Oil Fragrance/Aromatic | Rosa Damascena Flower Oil (rose otto) is a steam-distilled essential oil from Damask rose petals used primarily as a natural fragrance and for purported soothing and antioxidant properties. It is composed of compounds such as citronellol, geraniol, and nerol. |
| Polianthes Tuberosa Flower Oil Fragrance/aromatic | Polianthes Tuberosa Flower Oil is an aromatic essential oil derived from tuberose flowers, used in skincare and perfumery primarily for its scent. It contains volatile aromatic compounds and is valued for fragrance rather than for any proven therapeutic skin benefit. |
| Citrus Aurantium Bergamia Peel Oil Fragrance/essential oil | Citrus Aurantium Bergamia Peel Oil (bergamot oil) is a cold-pressed essential oil from bergamot orange peel, used in skincare and perfumery for its fresh citrus scent. It contains photoactive furocoumarins (notably bergapten) that can cause phototoxic reactions. |
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.