Ingredients
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Dimethicone is a silicone-based ingredient that forms a smooth, protective layer on your skin. It helps lock in moisture, creates a soft feel, and is commonly used in moisturizers and primers to improve product texture and skin hydration.
Benefits
- Improves skin hydration by creating a moisture-barrier layer
- Provides a smooth, silky feel to products and on skin
- Well-tolerated by sensitive and atopic (eczema-prone) skin
- Non-greasy alternative to heavier oils
Science: Clinical studies demonstrate dimethicone is safe and well-tolerated in children with atopic dermatitis from 12 months of age. Research shows moisturizers containing dimethicone effectively improve skin hydration in mild-to-moderate atopic dermatitis patients over 14 days.
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Butylene glycol is a humectant—a type of ingredient that draws water into the skin and helps it stay hydrated. It's a small, lightweight molecule commonly used in moisturizers to improve hydration without leaving a heavy feel on the skin.
Benefits
- Increases skin hydration and moisture retention
- Lightweight and absorbs quickly
- Helps other active ingredients penetrate the skin more effectively
Science: Research demonstrates that butylene glycol, when combined with other humectants (like glycerin and hyaluronic acid) and occlusive ingredients in moisturizers, significantly improves skin hydration in both healthy skin and compromised skin conditions such as atopic dermatitis. It is recognized as a safe, effective humectant in dermatological formulations.
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Glycerin is a naturally derived humectant—a ingredient that draws moisture from the air into your skin. It's one of the most widely used and well-studied moisturizing agents in skincare, helping skin feel softer and more hydrated.
Benefits
- Attracts and retains moisture in the skin
- Improves skin hydration and softness
- Helps strengthen skin barrier function
- Suitable for most skin types, including sensitive skin
Science: The Cosmetic Ingredient Review Expert Panel concluded glycerin is safe as used in cosmetics across all concentrations. Research shows glycerin effectively improves skin hydration and is well-tolerated with minimal irritation risk. It is also referenced in clinical guidelines for managing inflammatory skin conditions and maintaining skin integrity.
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Sodium hyaluronate is the salt form of hyaluronic acid, a naturally occurring substance found in your skin that acts like a moisture magnet. In skincare products, it absorbs water from the environment and binds it to your skin, helping to hydrate and plump the skin's surface.
Benefits
- Delivers intense hydration to the skin
- Helps reduce the appearance of fine lines by improving skin moisture
- Supports skin barrier function
- Suitable for all skin types, including sensitive and oily skin
Potential concerns
- In very dry climates with low humidity, it may draw moisture from deeper skin layers if not sealed with an occlusive product
- Rare allergic reactions are possible but extremely uncommon
Science: While the provided research focuses on intra-articular injections for joint health (showing good safety and efficacy), hyaluronic acid and its salt form are well-established in dermatology for topical hydration. The molecule's safety profile is well-documented across decades of use in medical and cosmetic applications, with severe adverse reactions being extremely rare.
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This is a thickening and stabilizing agent that helps give skincare products their texture and consistency. It works by absorbing water and forming a gel-like network, making products feel smooth and creamy on the skin without leaving a greasy residue.
Benefits
- Creates smooth, pleasant product texture
- Helps stabilize emulsions and prevent separation
- Allows for lightweight formulations that don't feel heavy
Science: Limited peer-reviewed data available for this ingredient. It is widely used in cosmetics and generally recognized as safe by regulatory bodies including the CosIng database and is approved for use in the EU and US.
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Phenoxyethanol is a preservative that prevents bacteria, yeast, and mold from growing in skincare products, helping them stay fresh and safe to use. It has been used safely in cosmetics for decades and is effective at very low concentrations.
Benefits
- Prevents microbial contamination and product spoilage
- Broad-spectrum antimicrobial activity against bacteria and yeast
- Minimal impact on beneficial skin bacteria when used at approved levels
Potential concerns
- Rare allergic contact dermatitis in sensitive individuals
- May cause irritation if used in products at concentrations above 1%
Science: The European Scientific Committee on Consumer Safety considers phenoxyethanol safe for all consumers, including children, at concentrations up to 1%. Adverse effects observed in animal studies required exposure levels approximately 200 times higher than those in cosmetic products, and it is classified as one of the most well-tolerated preservatives in cosmetics.
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Sodium lactate is a salt derived from lactic acid that acts as a humectant and pH buffer in skincare products. It helps draw moisture into the skin and maintain the product's stability.
Benefits
- Humectant that attracts and retains water in the skin
- Helps maintain skin hydration and plumpness
- Gentle pH buffer that stabilizes formulations
Science: Limited peer-reviewed data available specifically for topical skincare use. The provided research focuses on medical applications (intravenous use in shock treatment) and cellular mechanisms unrelated to cosmetic skincare; these do not directly inform safety or efficacy for topical skin application.
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Polysorbate 20 is a mild emulsifier and solubilizer commonly used in skincare products to help mix oil and water-based ingredients together and keep them stable. It's also used to help dissolve fragrance and active ingredients evenly throughout a formula.
Benefits
- Helps create stable, smooth textures by blending incompatible ingredients
- Improves product consistency and shelf life
- Allows even distribution of active ingredients and fragrance
Potential concerns
- May cause irritation or allergic reactions in people with sensitive skin
- Can occasionally strip skin's natural oils if used in high concentrations
- Some individuals report sensitivity to polysorbates, though this is relatively uncommon
Science: The provided study examined polysorbate 20 as a formulation component in a clinical cancer treatment (vidutolimod), not as a cosmetic ingredient. Limited peer-reviewed data exists specifically evaluating polysorbate 20 safety in topical skincare; however, it is widely used globally and recognized as safe by major regulatory bodies (FDA, EU) at typical cosmetic concentrations (typically under 5%).
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Caprylic/Capric Triglyceride is a lightweight oil derived from coconut that acts as an emollient and helps formulations blend smoothly. It softens skin and reduces water loss by creating an occlusive barrier on the skin's surface.
Benefits
- Improves skin hydration and reduces transepidermal water loss (TEWL)
- Lightweight, non-greasy feel compared to heavier oils
- Helps deliver other active ingredients deeper into the skin
- Smooth, silky texture in skincare formulations
Science: Research shows that emulsions containing 15% caprylic/capric triglyceride significantly increase skin hydration and reduce water loss in healthy subjects. The ingredient is also used as an effective carrier oil in nanoemulsions to enhance penetration of active compounds into skin.
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Niacinamide is an active form of vitamin B3 that works within your skin's cells to strengthen the barrier, reduce inflammation, and regulate oil production. It's a water-soluble ingredient that's been shown to have multiple benefits across different skin concerns, from sensitivity to aging.
Benefits
- Reduces redness and calms irritation
- Minimizes pore appearance and controls excess oil
- Supports skin barrier function and hydration
- Brightens skin tone and evens complexion
- Has anti-aging properties and protects against environmental damage
Science: Niacinamide is well-tolerated and safe across diverse skin types with strong clinical evidence supporting its use for acne, dermatitis, and general skin health. Research shows it works by regulating inflammation at the cellular level and protecting skin barrier integrity, with proven efficacy in concentrations commonly found in cosmetic products.
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Sodium Hydroxide is a strong alkaline chemical used in skincare products primarily as a pH buffer to neutralize acids and adjust the product's pH to safe levels for skin. It is not an active skincare ingredient and appears only in trace amounts in finished products.
Potential concerns
- In concentrated form, sodium hydroxide is caustic and can cause severe chemical burns; however, in cosmetic products it is diluted and pH-buffered to safe levels
- Undiluted or highly concentrated sodium hydroxide should never contact skin directly
Science: The provided research discusses sodium hydroxide only in a specialized medical context (10% solution for surgical cauterization of ingrown toenails), which is not relevant to cosmetic skincare use. In properly formulated skincare products, sodium hydroxide is used in minimal concentrations solely for pH adjustment and is considered safe by regulatory bodies including the FDA and EU.
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Xanthan gum is a natural thickener derived from fermented bacteria that helps give skincare products a smooth, gel-like texture. It stabilizes formulas and prevents ingredients from separating, while also helping products spread evenly on skin.
Benefits
- Creates smooth, pleasant texture
- Stabilizes emulsions and prevents separation
- Improves product spreadability and application
Science: Xanthan gum is an FDA-approved, anionic polysaccharide with a long history of safe use across food, pharmaceutical, and cosmetic industries since 1969. Its performance as a thickener and stabilizer is well-established in scientific literature, with no notable skin irritation concerns reported.
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Analysis not yet available for this ingredient.
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Camellia Sinensis Leaf Extract is derived from green tea leaves and contains natural compounds called catechins and polyphenols. In skincare, it's used for its antioxidant and potential protective properties against environmental damage and bacterial growth.
Benefits
- Antioxidant protection against free radical damage
- May help reduce skin wear and support skin barrier health
- Potential antibacterial and antimicrobial properties
- May help soothe and calm skin
Potential concerns
- May cause mild irritation or sensitivity in very sensitive skin types
- Rare allergic reactions possible in those with tea plant sensitivities
- Limited data on long-term safety in topical skincare formulations
Science: Research shows green tea extract significantly reduces wear and erosion comparable to fluoride treatments and chlorhexidine. Polyphenolic components like theaflavin demonstrate strong antibacterial activity, though most published studies focus on oral health and food safety rather than topical skincare efficacy.
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Palmitoyl Tetrapeptide-7 is a synthetic peptide (a short chain of amino acids) combined with palmitic acid, designed to signal skin cells to produce more collagen and support skin firmness. It's often marketed as a targeted anti-aging ingredient that may help reduce the appearance of fine lines and improve skin elasticity.
Benefits
- May support collagen production to improve skin firmness
- Potentially helps reduce the appearance of fine lines and wrinkles
- Generally well-tolerated by most skin types
Potential concerns
- Limited real-world testing data on effectiveness in typical skincare formulations
- May be irritating to very sensitive skin at high concentrations
- Peptides can be unstable and may lose potency depending on product formulation and storage
Science: Limited peer-reviewed data available for this specific ingredient. While peptides in general have shown promise in supporting skin health and collagen signaling, efficacy depends heavily on product formulation, concentration, and stability.
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Carbomer is a thickening agent and stabilizer that gives skincare products their gel-like texture. It helps create a smooth, spreadable consistency and can hold active ingredients in place on the skin for better absorption.
Benefits
- Creates a smooth, easy-to-apply gel texture
- Helps stabilize and thicken formulations
- Can improve how long active ingredients stay on the skin
- Allows better delivery of beneficial compounds into deeper skin layers
Potential concerns
- Can occasionally cause irritation or sensitivity in very reactive skin types
- Requires proper pH adjustment in formulations (formulators use this, not consumers)
Science: Research shows carbomer is commonly used as a gel base in advanced skincare delivery systems, including those designed for anti-inflammatory and healing treatments. Studies indicate it effectively works with active ingredients like nanoparticles and botanical extracts to improve their penetration and efficacy on skin.
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Steareth-20 is a synthetic emulsifier derived from stearic acid (a fatty acid) that helps mix oil and water-based ingredients together in skincare formulas. It's commonly used to create stable, smooth textures in creams and lotions.
Benefits
- Stabilizes emulsions to create smooth, consistent product texture
- Allows oil and water ingredients to blend effectively
- Generally gentler than some alternative detergents used in skincare
Potential concerns
- May cause irritation in sensitive skin at high concentrations
- Can affect cell viability in laboratory settings at elevated levels, though relevance to normal skincare use is unclear
Science: Research shows Steareth-20 has lower in vitro cytotoxicity compared to harsher detergents like sodium lauryl sulfate, requiring much higher concentrations (70% vs. 1%) to produce cell damage in lab studies. However, these laboratory findings use extreme concentrations not typical in finished skincare products, and actual safety in real-world use remains well-established through decades of cosmetic industry use.
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Shea butter is a natural fat extracted from the nuts of the African shea tree. In skincare, it works as a rich moisturizer and skin conditioning agent that helps soften and protect the skin barrier.
Benefits
- Deep moisturization and hydration
- Skin conditioning and softening
- May help improve skin texture and elasticity
Potential concerns
- May cause sensitivity or irritation in some individuals; formulations should be tested to ensure non-sensitizing properties
- Quality varies by source—impurities in poorly processed shea butter could potentially cause irritation
Science: A 2024 safety assessment by the Cosmetic Ingredient Review Expert Panel concluded that shea-derived ingredients are safe at current use levels and concentrations when formulated to be non-sensitizing. Formulators should monitor for impurities and be aware of cumulative botanical constituents in multi-ingredient products.
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Laminaria Saccharina Extract is derived from brown seaweed and is rich in minerals, polysaccharides, and antioxidants. In skincare, it's used primarily for its hydrating and antioxidant properties to support skin moisture and protect against environmental stress.
Benefits
- Hydration and moisture retention
- Antioxidant protection against environmental damage
- Source of natural minerals (iodine, potassium, magnesium)
Potential concerns
- May cause sensitivity in individuals with iodine sensitivities or shellfish/seaweed allergies
- High salt content in some formulations may be irritating to sensitive skin
Science: Limited peer-reviewed data available for this ingredient in cosmetic formulations. Seaweed extracts generally have established safety in skincare, though individual tolerance varies based on concentration and formulation.
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Lactobacillus Ferment is a byproduct created when beneficial Lactobacillus bacteria are fermented and then processed. It's used in skincare for its potential to support skin balance and calm irritation, particularly in sensitive skin formulations.
Benefits
- May help soothe sensitive or reactive skin
- Supports a balanced skin microbiome
- Can reduce sensations of scalp discomfort and sensitivity
Potential concerns
- Limited effectiveness against certain microorganisms (notably Candida albicans in preservative testing)
- Rare allergic reactions possible in sensitive individuals
Science: Research shows that Lactobacillus ferment complexes can meaningfully modulate scalp microbiome composition and alleviate sensitive scalp symptoms in clinical studies. However, peer-reviewed evidence is currently limited to specialized applications (scalp health), and broader efficacy data for general facial skincare remains sparse.
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Jojoba esters are plant-derived emollients derived from jojoba oil that help seal moisture into the skin. When hydrolyzed (broken down), they improve how well the skin absorbs and retains water while creating a smooth, pleasant skin feel.
Benefits
- Long-lasting hydration (up to 24 hours)
- Improves skin moisture retention
- Enhances product texture and skin feel
Science: A clinical study found that hydrolyzed jojoba esters combined with glycerol significantly reduced water loss from skin and maintained moisturization for at least 24 hours, outperforming glycerol alone. The ingredient has a strong safety profile in cosmetic formulations.
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Colloidal oatmeal is finely ground oat that has been processed to extract soothing compounds. It works as a gentle cleanser and moisturizer that helps calm irritated skin, reduce itching, and strengthen your skin's natural protective barrier.
Benefits
- Reduces itching and irritation, especially in eczema and dry skin conditions
- Strengthens skin barrier function and improves hydration
- Contains antioxidants and anti-inflammatory compounds that soothe inflamed skin
- May help restore healthy skin microbiome balance
- Gentle enough for sensitive and reactive skin
Science: Clinical studies show that 1% colloidal oatmeal in creams reduced eczema severity by 51–54% over 14 days and significantly improved skin barrier function, pH balance, and microbiome diversity compared to standard moisturizers. Its benefits come from high starch and beta-glucan content (moisture-binding), phenols (anti-inflammatory and antioxidant), and saponins (gentle cleansing).
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Licorice root extract is a plant-derived ingredient known for its soothing and brightening properties. It contains compounds that may help calm irritation, reduce redness, and promote a more even skin tone.
Benefits
- May soothe and calm irritated or inflamed skin
- Can help reduce redness and uneven skin tone
- Has mild antioxidant properties to protect skin
Potential concerns
- Rare allergic contact dermatitis in sensitive individuals
- May cause irritation in very high concentrations
Science: Licorice root extract has been used in traditional medicine and cosmetics for decades with a good safety profile. Research suggests active compounds like glycyrrhizin and glabridin may have anti-inflammatory and skin-brightening effects, though most evidence comes from in vitro or animal studies rather than large human trials.
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Palmitoyl Tripeptide-1 (PT-1) is a peptide derived from amino acids that signals skin cells to boost collagen production. Research suggests it works particularly well when applied at night, aligning with your skin's natural repair cycle to support firmness and skin structure.
Benefits
- May promote collagen synthesis, particularly when applied at nighttime
- Could improve skin firmness and reduce the appearance of fine lines
- May enhance overall skin luminance and quality when used as part of a consistent routine
Science: A 2026 clinical trial (n=30) found that nightly PT-1 application synergistically improved collagen metabolism when combined with daytime baicalin, showing significant improvements in skin luminance (+16.29%), nasolabial fold depth (-36.35%), and firmness (+24.35%) over 8 weeks. The ingredient appears to work by boosting collagen synthesis during the skin's natural nighttime repair phase.
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Ethylhexyl palmitate is a lightweight oil derived from palmitic acid and alcohol. It works as an emollient, helping to soften and smooth the skin by forming a protective layer that reduces moisture loss.
Benefits
- Smooths and softens skin texture
- Reduces water loss from the skin barrier
- Lightweight feel compared to heavier oils
- Improves product texture and spreadability
Potential concerns
- May cause comedogenicity in acne-prone individuals (typical of occlusive oils)
- Potential for irritation in very sensitive skin, though generally mild
Science: Research shows ethylhexyl palmitate functions as an emollient that helps retain skin hydration by reducing transepidermal water loss. It is chemically stable and well-tolerated, with a safety profile consistent with other ester-based cosmetic oils commonly used in skincare formulations.
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Glyceryl stearate is a natural emulsifier and thickener derived from vegetable oils and glycerin. It helps bind water and oil together in skincare formulas, creating a smooth texture while providing mild moisturizing properties.
Benefits
- Helps create stable, smooth product textures
- Mild emollient that softens skin
- Derived from natural sources (vegetable-based)
Science: The Cosmetic Ingredient Review Expert Panel confirmed in 2023 that glyceryl stearate and related glyceryl diesters are safe for cosmetic use at standard concentrations. Research indicates the ingredient has a skin-safe pH profile and demonstrates good stability in formulations.
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Cetyl alcohol is a fatty alcohol derived from natural sources like palm oil that works as an emollient and thickening agent in skincare products. It helps create a smooth texture, improve product consistency, and soften the skin by forming a light protective layer.
Benefits
- Softens and moisturizes skin
- Improves product texture and spreadability
- Helps stabilize emulsions (creams and lotions)
Potential concerns
- Very rare allergic reactions or contact sensitivity in susceptible individuals
- May cause mild irritation in products with high concentrations
Science: Cetyl alcohol has a long history of safe use in topical cosmetics with established safety data. Research indicates it forms nanostructured systems that interact well with skin and does not cause irritation or cellular toxicity in standard formulations.
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Sunflower seed wax is a plant-based wax derived from sunflower seeds that acts as a thickener and texturizer in skincare products. It helps create a smooth, spreadable consistency and forms a light protective layer on the skin without feeling greasy.
Benefits
- Creates a smooth, non-greasy texture in creams and balms
- Provides gentle moisturizing without clogging pores
- Natural plant-based alternative to synthetic waxes
Potential concerns
- May cause sensitivity in individuals with sunflower allergies
- Can potentially clog pores in very oily or acne-prone skin if used in high concentrations
Science: Limited peer-reviewed data available for this ingredient. Sunflower wax is generally recognized as safe in cosmetics and is well-tolerated by most skin types based on its long history of use in personal care formulations.
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Polyglycerin-3 is a humectant and emollient derived from glycerin, used in skincare to help retain moisture and improve texture. It's a lightweight conditioning agent that helps products feel smoother on the skin without leaving a heavy residue.
Benefits
- Hydration and moisture retention
- Improved product texture and spreadability
- Gentle conditioning without heaviness
Science: Limited peer-reviewed data available for this ingredient. Polyglycerin compounds are generally recognized as safe in cosmetics due to their chemical similarity to glycerin, with no significant irritation or toxicity concerns reported in cosmetic use.
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Tetrasodium EDTA is a chelating agent that binds to metals and minerals in skincare formulas. It helps preserve product stability, prevent discoloration, and can enhance the penetration of other active ingredients into the skin.
Benefits
- Stabilizes formulations by binding unwanted metals and minerals
- Helps prevent oxidation and extends product shelf life
- May enhance penetration of other skincare actives
Potential concerns
- May increase skin penetration of other ingredients—formulators must ensure all combined ingredients are safe for absorption
- Not absorbed through skin in typical use, but inhalation from sprays should be minimized
- Used at very low concentrations (typically under 2%) to minimize any systemic exposure
Science: The Cosmetic Ingredient Review Expert Panel confirmed EDTA salts are safe in cosmetic use at current concentrations (2023). Skin absorption is negligible, though the ingredient can affect how readily other chemicals penetrate the skin due to its chelating properties.
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Analysis not yet available for this ingredient.
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Acacia Decurrens Flower Wax is a natural wax derived from the flowers of the sweet wattle tree. In skincare, it functions as an emollient and texture enhancer, helping to soften skin and improve product consistency.
Benefits
- Provides a smooth, soft feel on skin
- Helps create protective barrier on skin surface
- Natural alternative to synthetic waxes
Science: Limited peer-reviewed data available for this ingredient. As a plant-derived wax, it is generally recognized as safe for topical use, though individual sensitivity to botanical materials is always possible.
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Palmitoyl Tripeptide-38 is a synthetic peptide designed to support skin's natural repair processes. It works by signaling skin cells to maintain and strengthen the structural proteins that keep skin firm and smooth.
Benefits
- May reduce skin roughness and improve skin texture
- Supports skin firmness and elasticity
- May improve skin tone evenness and reduce redness
- Helps enhance radiance and reduce appearance of fine lines
Science: Two peer-reviewed clinical studies demonstrate that serums containing this peptide (at 5 ppm concentration) produced measurable reductions in skin roughness (8-9%) and improvements in skin tone homogeneity (8%) over 56 days when combined with vitamins C and E. Results showed good agreement between instrumental measurements and consumer perception of benefits.
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Hydroxypropyl cyclodextrin is a helper ingredient that works like a tiny molecular cage, trapping other active ingredients to make them more stable, easier for skin to absorb, and less irritating. It's commonly used to improve how well beneficial compounds like antioxidants and soothing agents penetrate the skin.
Benefits
- Improves skin absorption of active ingredients
- Increases stability of sensitive or unstable actives
- Reduces potential irritation from encapsulated ingredients
- Enhances effectiveness of antioxidants and anti-inflammatory compounds
Science: Recent research shows hydroxypropyl cyclodextrin can enhance skin penetration of active ingredients by up to 3.5 times while simultaneously reducing irritation and improving stability. It functions as a delivery system that makes other skincare actives work better and gentler on skin.
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C10-18 Triglycerides is a lightweight plant-derived oil made from vegetable fats. It works as an emollient and skin-conditioning agent, helping to soften skin and improve the texture and feel of skincare products.
Benefits
- Softens and smooths skin
- Improves product spreadability and absorption
- Provides light moisturization without heavy residue
Science: Limited peer-reviewed data available for this ingredient. C10-18 Triglycerides are generally recognized as safe by cosmetic regulatory bodies and are well-tolerated across skin types, with no documented sensitization concerns.
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Analysis not yet available for this ingredient.
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Ceteth-20 is a gentle surfactant (cleaning and emulsifying agent) derived from cetyl alcohol and used to help mix water and oil-based ingredients in skincare formulas. It helps create stable, smooth textures and can improve how active ingredients penetrate the skin.
Benefits
- Helps stabilize emulsions and creates smooth, pleasant textures
- May enhance skin penetration of active ingredients by gently altering the skin's outer barrier
- Allows formulation of lightweight, easily absorbable products
- Can help reduce the amount of harsh surfactants needed in a formula
Potential concerns
- May cause irritation or sensitivity in people with very reactive or compromised skin
- Excessive use or high concentrations could potentially disrupt the skin barrier
Science: Research shows Ceteth-20 can form stable nanostructured delivery systems (microemulsions and liquid crystals) that safely enhance skin penetration of active ingredients. Studies demonstrate it acts as a skin permeation enhancer by temporarily altering lipid organization, with no cytotoxic effects observed in tested formulations, though data on long-term consumer use remains limited.
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Analysis not yet available for this ingredient.
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