Skin science article
e.l.f. cosmetics SuperMask Versus Beauty of Joseon Dynasty Cream
e.l.f. cosmetics SuperMask Versus Beauty of Joseon Dynasty Cream This wash off mask is made with Centella Asiatica Extract and Beta-Glucan for a rinse-off barrier-support boost. This barrier-repair moisturizer is formulated around Panax Ginseng Root Water and
e.l.f. cosmetics SuperMask Versus Beauty of Joseon Dynasty Cream
This wash off mask is made with Centella Asiatica Extract and Beta-Glucan for a rinse-off barrier-support boost.
This barrier-repair moisturizer is formulated around Panax Ginseng Root Water and Niacinamide to strengthen the skin barrier.
What's inside
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Glycerin
Tridecyl Trimellitate
Caprylic/Capric Triglyceride
Hydrogenated Polyisobutene
Butylene Glycol
Cyclopentasiloxane
1,2-Hexanediol
Cetearyl Alcohol
PEG-8
Theobroma Cacao Seed Butter
Centella Asiatica Extract
Lavandula Angustifolia Oil
Saccharomyces Lysate Extract
Beta-Glucan
Ceramide NP
Ceramide AP
Phytosphingosine
Cholesterol
Ceramide EOP
Glyceryl Acrylate/Acrylic Acid Copolymer
Cetyl Alcohol
Disodium EDTA
Glyceryl Stearate
PEG-100 Stearate
Phenoxyethanol
Propylene Glycol
Acrylates/C10-30 Alkyl Acrylate Crosspolymer
Tromethamine
Caprylyl Glycol
Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Maltodextrin
Isohexadecane
Sodium Lauroyl Lactylate
Polysorbate 80
Benzoic Acid
Sodium Benzoate
Sorbitan Oleate
Dextrin
Xanthan Gum
Carbomer
Ethylhexylglycerin
Tetrasodium EDTA
Water, Glycerin, Tridecyl Trimellitate, Caprylic/Capric Triglyceride, Hydrogenated Polyisobutene, Butylene Glycol, Cyclopentasiloxane, 1,2-Hexanediol, Cetearyl Alcohol, PEG-8, Theobroma Cacao Seed Butter, Centella Asiatica Extract, Lavandula Angustifolia Oil, Saccharomyces Lysate Extract, Beta-Glucan, Ceramide NP, Ceramide AP, Phytosphingosine, Cholesterol, Ceramide EOP, Glyceryl Acrylate/Acrylic Acid Copolymer, Cetyl Alcohol, Disodium EDTA, Glyceryl Stearate, PEG-100 Stearate, Phenoxyethanol, Propylene Glycol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Tromethamine, Caprylyl Glycol, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Maltodextrin, Isohexadecane, Sodium Lauroyl Lactylate, Polysorbate 80, Benzoic Acid, Sodium Benzoate, Sorbitan Oleate, Dextrin, Xanthan Gum, Carbomer, Ethylhexylglycerin, Tetrasodium EDTA
Oryza Sativa Bran Water
Panax Ginseng Root Water
Hydrogenated Polydecene
Niacinamide
Squalane
Propanediol
Propylene Glycol Dicaprylate/Dicaprate
Cetearyl Olivate
Sorbitan Olivate
Ammonium Acryloyldimethyltaurate/Vp Copolymer
Carthamus Tinctorius Seed Oil
Hydrogenated Coconut Oil
Adenosine
Hyaluronic Acid
Hydrolyzed Hyaluronic Acid
Sodium Hyaluronate
Honey Extract
Hydrogenated Lecithin
Coptis Japonica Root Extract
Raphanus Sativus Seed Extract
Lycium Chinense Fruit Extract
Theobroma Cacao Seed Extract
Phellinus Linteus Extract
Scutellaria Baicalensis Root Extract
Water, Oryza Sativa Bran Water, Glycerin, Panax Ginseng Root Water, Hydrogenated Polydecene, 1,2-Hexanediol, Niacinamide, Squalane, Butylene Glycol, Propanediol, Propylene Glycol Dicaprylate/Dicaprate, Cetearyl Olivate, Sorbitan Olivate, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Xanthan Gum, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Tromethamine, Carthamus Tinctorius Seed Oil, Hydrogenated Coconut Oil, Glyceryl Acrylate/Acrylic Acid Copolymer, Ethylhexylglycerin, Adenosine, Caprylic/Capric Triglyceride, Disodium EDTA, Hyaluronic Acid, Hydrolyzed Hyaluronic Acid, Sodium Hyaluronate, Honey Extract, Ceramide NP, Hydrogenated Lecithin, Coptis Japonica Root Extract, Raphanus Sativus Seed Extract, Lycium Chinense Fruit Extract, Theobroma Cacao Seed Extract, Phellinus Linteus Extract, Dextrin, Scutellaria Baicalensis Root Extract
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Alternatives
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
1,2-Hexanediol is a synthetic liquid and another multi-functional powerhouse.
It is a:
Humectant, drawing moisture into the skin
Emollient, helping to soften skin
Solvent, dispersing and stabilizing formulas
Preservative booster, enhancing the antimicrobial activity of other preservatives
Acrylates/C10-30 Alkyl Acrylate Crosspolymer is a synthetic polymer. It is used to thicken, emulsify, and improve the texture of products.
As an emulsifier, it helps stabilize oil-in-water emulsions to give products an elegant feel when applied.
It can also form a thin protective film on skin. One study found that a formula using this polymer helped slow down how quickly other ingredients (like DEET) were absorbed through skin.
A 2024 study of over 1,300 patients confirmed that sensitization to this ingredient is rare. It is also non-mutagenic and has a clean track record.
Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:
Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.
Though this ingredient works well with most skin types, some people with sensitive skin may experience a reaction such as allergic rashes, closed comedones, or itchiness.
Caprylic/Capric Triglyceride (aka MCT Oil) is a lightweight emollient, solvent, and texture enhancer. It is considered a skin-softener by helping to prevent moisture loss.
Though it behaves like an oil, it is not technically one due to its chemical composition. One perk of this ingredient is that it is very stable, resistant to oxidation, and unlikely to go rancid.
In practice, that translates to a long shelf life and a consistently elegant skin feel.
While there is an assumption Caprylic Triglyceride can clog pores due to it being derived from coconut oil, there is no research supporting this. Just patch test if you have concerns.
Fractionated coconut oil and MCT Oil are both listed as Caprylic/Capric Triglyceride according to INCI. This is because INCI names are based on the ingredient’s final chemical composition and not its marketing name or source.
This ingredient is treated as the gold standard fungal acne safe oil. Even though it is coconut derived, the problematic lauric acid is stripped out.
This leaves just caprylic (C8) and capric (C10) acid. These chain lengths actually trend antifungal; a 2020 study found caprylic acid was enough to disrupt Malassezia furfur cell membrane, with a caprylic acid derivative damaging membrane structures at concentrations as low as 0.2%.
Ceramide NP (formerly known as Ceramide 3) is one of the skin's naturally occurring lipids.
Since ceramides are the major lipid components of the skin, they are crucial for maintaining skin barrier and hydration. Ceramide NP most closely mirrors the dominant kind in human skin amongst ceramide subtypes.
This ceramide works by slotting into gaps within the stratum corneum's lipid matrix to limit trans-epidermal water loss (TEWL) and shield the skin against external irritants.
A study with 312 patients found that using a ceramide-containing routine for 4 weeks reduced the severity of atopic dermatitis by over 61%.
Another clinical study in subjects aged 60 and older found that a ceramide body wash and moisturizer improved skin dryness and itchy skin in 15 days.
Overall, ceramides are considered non-irritating and safety tests have found little to no observable adverse effects from using this ingredient.
Ceramide NP is usually sourced from plants (like soybean or rice bran), or produced synthetically.
Dextrin is a starch-derived polysaccharide. It's made by partially breaking down corn, potato, or other plant starches.
Think of it as "half-processed" starch; it's less complex than the original but not fully broken down into sugar like maltodextrin.
In cosmetics, it mainly functions as a bulking agent, viscosity controller, binder, and absorbent. It helps thicken products, stabilize powders, and get certain textures a less "wet" feel.
This ingredient has a pretty solid safety profile; it's recognized as a safe food additive and its large molecular size means it doesn't meaningfully penetrate skin.
Human repeat insult patch tests using a rinse-off facial product containing 42.69% dextrin found no skin irritation or sensitization in 54 subjects.
Typical real-world usage is much lower: usually under 1% as a texture modifier and up to 40% in masks (rinse off products use less).
Disodium EDTA is a chelating agent. It grabs onto and deactivates metal ions that sneak into your products from water, packaging, or air.
This ingredient mainly works behind the scenes and helps with:
On top of that, this ingredient can counteract the effects of hard water by binding to the minerals in it.
One thing worth knowing is that Disodium EDTA has been shown to be a mild penetration enhancer. It can help other ingredients absorb into skin more effectively which can be a double-edged sword (great for actives, but can also make the active too strong if you have sensitive skin).
Clinical patch testing showed no significant skin irritation at typical use concentrations and minimal dermal absorption.
You'll most likely see this ingredient near the end of an ingredient list. It's typically found in concentrations less than 1%.
Ethylhexylglycerin is created from glycerin. It is a multitasker ingredient that:
The CIR Expert Panel found minimal skin absorption or sensitization of any kind in a safety assessment. Though this ingredient is considered well-tolerated, a small number of cases of allergic dermatitis have been published since 2002. Just be sure to patch test if you are unsure.
Industry-reported use ranges from 8% in rinse-off products and 2% in leave-on formulations.
Glycerin (or glycerol) is a compound naturally found in your skin. It's a powerhouse humectant that pulls water into the stratum corneum.
Topically, glycerin does several things at once:
Your skin makes glycerin on its own (mostly from sebaceous oil breakdown) and shuttles it to your outermost layer of skin, or your epidermis, via aquaporin-3.
Aquaporin-3 is a transporter that is essential for normal skin hydration, elasticity, and repair. Interestingly, mice lacking in AQP3 have dry and less elastic skin that can be fully corrected with glycerin.
This ingredient is non-irritating, plays well with almost every ingredient, and works across all skin types. Typical use is anywhere between 3-10% but can go up to 79% in some leave-on products.
Just know very high concentrations (>40%) can feel tacky in low humidity.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.
Glyceryl Acrylate/Acrylic Acid Copolymer is made up of glycerin and polyacrylic acid. It helps hydrate your skin as a humectant.
This ingredient forms a hydrogel that delivers moisturizing, water-based ingredients to the skin. It is also used to thicken a product and to give it a smooth texture.
Acrylic acid itself is toxic, but the polymer form (this ingredient) is too large to penetrate skin, making it non-toxic.
Tromethamine (aka THAM) is a synthetic amino acid that shows up in skincare as a helper ingredient.
It functions as a pH adjuster to help neutralize acidic ingredients and set a formula's pH to the right spot.
This matters a lot because a lot of actives (like vitamin C) needs a specific pH to work well and feel comfortable on skin.
Concentration use ranges from 0.1-1.0% depending on the formula.
Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.
So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.
You'll also recognize water as that liquid we all need to stay alive. If you see this, drink a glass of water. Remember to stay hydrated!
Xanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.
On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.
Xanthan gum is a pretty common and great ingredient. It is a natural, non-toxic, non-irritating ingredient that is also commonly used in food products.