TONYMOLY Master Lab Vitamin C Brightening Mask

TONYMOLY Master Lab Vitamin C Brightening Mask

Efficacy62/100IrritancyHigh

Works for

Moisturizing
Glycerin, Glyceryl acrylate/acrylic acid copolymer + 7 more
Works
What the product description says
“Tony Moly Master Lab Vitamin C Brightening Mask is a water type ampoule consistency and makes skin healthy by providing radiance and nourishment.”
Source: Ulta

This product can help improve hydration of the skin with the two types of ingredients.

The first type is called “humectants”:
these ingredients help attract water. When humectants are on the surface of the skin, they “pull in” the moisture from the outside environment, or from within deeper layers of the skin. The following ingredients in this product do the job: arginine, glycerin.

This product also contains ingredients called “occlusives”. They help reduce the speed with which our skin loses moisture to the outside environment. These ingredients also help soften the upper layer of the skin, so it feels less tight and nicer to the touch. The following ingredients in this product do the job: arginine, caprylyl glycol.

GlycerinKey active· HumectantEffect: HighOne of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant~4.1–6.1%
Glyceryl acrylate/acrylic acid copolymerKey active· HumectantEffect: HighHelps attract water to the upper layer of the skin and provide a longer-lasting hydration. Can create a thicker product consistency~1–1.5%
Sodium hyaluronateKey active· HumectantEffect: HighOne of the best moisturizing ingredients. Attracts water into the upper layer of the skin~0.3–0.75%
ArginineKey active· Humectant, OcclusiveEffect: HighAn amino acid that is naturally present in skin and helps keep it hydrated. When used together with AHAs, it can reduce their irritating effect on the skin~0.1–0.3%
Butylene glycol· HumectantEffect: LowUsed to create a nice product texture and help delivery of other ingredients. Might be somewhat helpful in attracting water to the upper layer of the skin~1.7–2.5%
Propylene glycol· HumectantEffect: LowHelps oil and water mix together and can enhance the penetration of other ingredients into the skin. It can be irritating~0.8–1.2%
Caprylyl glycol· Humectant, EmollientEffect: LowHelps preserve products and creates a nice product texture~0.15–0.55%
Camellia sinensis leaf extractEffect: LowCan contain potent anti-oxidant compounds (abbreviated ECG, GCG, EGC, and EGCG) that might help protect the skin from free radicals. Can help calm down inflammation and has some anti-bacterial properties. Unfortunately, these antioxidants are unstable and lose their effectiveness very quickly in products. The concentration of the antioxidant compounds in the extract also tends to be low to be effective in topical formulation~0.15–0.6%
Dipotassium glycyrrhizateUnder-dosedA salt derived from licorice. Works as an emollient to soften the upper layer of the skin and can help calm down inflammation. Might be helpful for skin lightening~0.1–0.45%
Evens skin tone
Glycyrrhiza glabra root extract, Camellia sinensis leaf extract + 2 more
Not delivered
What the product description says
“Master Lab Vitamin C Brightening Mask”
Source: Ulta

This product contains ingredients (glycyrrhiza glabra root extract) that could help reduce hyperpigmentation (for example, post-acne marks or age spots) in theory, but there is not enough evidence that they actually work.

Glycyrrhiza glabra root extractEffect: LowA plant extract that can help lighten the skin and calm down inflammation. Might be helpful in neutralizing free radicals~0.15–0.7%
Camellia sinensis leaf extractEffect: LowCan contain potent anti-oxidant compounds (abbreviated ECG, GCG, EGC, and EGCG) that might help protect the skin from free radicals. Can help calm down inflammation and has some anti-bacterial properties. Unfortunately, these antioxidants are unstable and lose their effectiveness very quickly in products. The concentration of the antioxidant compounds in the extract also tends to be low to be effective in topical formulation~0.15–0.6%
Dipotassium glycyrrhizateEffect: Low, below effective doseA salt derived from licorice. Works as an emollient to soften the upper layer of the skin and can help calm down inflammation. Might be helpful for skin lightening~0.1–0.45%
Ascorbic acidUnder-dosedThe most well-researched antioxidant that works in skin. Helps neutralize free radicals supporting collagen production, helping to even out the skin tone and preventing early signs of aging~1.5–2.2%
Anti-oxidation
Side benefit · Camellia sinensis leaf extract, Schisandra chinensis fruit extract + 6 more
May help

This product contains antioxidants (camellia sinensis leaf extract) that might be able to help neutralize free radicals in skin to lessen the damage it gets from the UV light (sun). There is not enough evidence to confirm their effectiveness in skin though.

Camellia sinensis leaf extractKey activeEffect: MediumCan contain potent anti-oxidant compounds (abbreviated ECG, GCG, EGC, and EGCG) that might help protect the skin from free radicals. Can help calm down inflammation and has some anti-bacterial properties. Unfortunately, these antioxidants are unstable and lose their effectiveness very quickly in products. The concentration of the antioxidant compounds in the extract also tends to be low to be effective in topical formulation~0.15–0.6%
Schisandra chinensis fruit extractEffect: LowA berry extract that might help neutralize free radicals on the surface of the skin~0.15–0.65%
Coptis japonica root extractEffect: LowA plant extract that might have some anti-oxidant properties~0.15–0.55%
Glycyrrhiza glabra root extractEffect: LowA plant extract that can help lighten the skin and calm down inflammation. Might be helpful in neutralizing free radicals~0.15–0.7%
Zingiber officinale root extractEffect: LowA plant extract that can contain an irritating essential oil. Might have some anti-oxidant effect, but evidence is lacking~0.15–0.7%
Perilla ocymoides leaf extractEffect: LowA plant extract that might help neutralize free radicals in skin but solid research is lacking. Contains a number of volatile compounds and could be irritating~0.05–0.25%
Tocopheryl acetateEffect: Low, below effective doseA more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.~0.05–0.2%
Ascorbic acidUnder-dosedThe most well-researched antioxidant that works in skin. Helps neutralize free radicals supporting collagen production, helping to even out the skin tone and preventing early signs of aging~1.5–2.2%

Can it cause trouble?

Irritancy
4 strong irritants: Zingiber officinale root extract, Citrus grandis seed extract + 2 more — patch-test recommended
High risk
We flagged 18 ingredients with irritancy potential. Severity depends on your sensitivity threshold; the table lists the worst offenders first.
IngredientFunctionIrritationEst. amount
Ascorbic acidThe most well-researched antioxidant that works in skin. Helps neutralize free radicals supporting collagen production, helping to even out the skin tone and preventing early signs of agingHigh~1.5–2.2%est.
Propylene glycolHelps oil and water mix together and can enhance the penetration of other ingredients into the skin. It can be irritatingHigh~0.8–1.2%est.
Zingiber officinale root extractA plant extract that can contain an irritating essential oil. Might have some anti-oxidant effect, but evidence is lackingHigh~0.15–0.7%est.
Coptis japonica root extractA plant extract that might have some anti-oxidant propertiesHigh~0.15–0.55%est.
Citrus grandis seed extract—High~0.05–0.25%est.
Perilla ocymoides leaf extractA plant extract that might help neutralize free radicals in skin but solid research is lacking. Contains a number of volatile compounds and could be irritatingHigh~0.05–0.25%est.
ParfumAn aromatic blend of unspecified and possibly irritating ingredientsHigh~0.05–0.1%est.
MethylpropanediolHelps dissolve other ingredients in a formulationMedium~1.3–1.9%est.
Glyceryl acrylate/acrylic acid copolymerHelps attract water to the upper layer of the skin and provide a longer-lasting hydration. Can create a thicker product consistencyMedium~1–1.5%est.
ChlorphenesinA preservativeMedium~0.16–0.32%est.
Disodium edtaStabilizes the product formulationMedium~0.35–0.8%est.
Peg-60 hydrogenated castor oilHelps oil and water mix togetherMedium~0.3–0.75%est.
Glycyrrhiza glabra root extractA plant extract that can help lighten the skin and calm down inflammation. Might be helpful in neutralizing free radicalsMedium~0.15–0.7%est.
Schisandra chinensis fruit extractA berry extract that might help neutralize free radicals on the surface of the skinMedium~0.15–0.65%est.
Caprylyl glycolHelps preserve products and creates a nice product textureMedium~0.15–0.55%est.
1,2-hexanediolA preservativeMedium~0.1–0.45%est.
Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymerA gelling agent that thickens the product consistency and leaves the skin with a velvety finishMedium~0.1–0.45%est.
Tocopheryl acetateA more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.Medium~0.05–0.2%est.
Comedogenic
Clean of flagged comedogenic ingredients
None flagged

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Ingredients

Filter by role to see what each ingredient is doing.

Water~40–60%
Formula
Irritation risk
Low

Plain old water

More about Water
Glycerin~4.1–6.1%
Key active
Irritation risk
Low
Works for
Moisturizing

One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant

More about Glycerin
Dipropylene glycol~3.6–5.4%
Formula
Irritation risk
Low

Helps to dissolve other ingredients in a formulation. Slows down the rate of product drying

More about Dipropylene glycol
Propanediol~2.7–4%
Formula
Irritation risk
Low

Acts as a solvent for other ingredients. Speeds up the absorption of other ingredients into the skin

More about Propanediol
Olive oil peg-8 esters~2.1–3.1%
Formula
Irritation risk
Low
Works for
Cleansing
More about Olive oil peg-8 esters
Butylene glycol~1.7–2.5%
Formula
Irritation risk
Low
Works for
Moisturizing

Used to create a nice product texture and help delivery of other ingredients. Might be somewhat helpful in attracting water to the upper layer of the skin

More about Butylene glycol
Ascorbic acid~1.5–2.2%
Under-dosedIrritant · high
Irritation risk
High
Works for
Anti-agingEvens skin toneAnti-oxidation

The most well-researched antioxidant that works in skin. Helps neutralize free radicals supporting collagen production, helping to even out the skin tone and preventing early signs of aging

More about Ascorbic acid
Methylpropanediol~1.3–1.9%
Irritant · medium
Irritation risk
Medium

Helps dissolve other ingredients in a formulation

More about Methylpropanediol
Glyceryl acrylate/acrylic acid copolymer~1–1.5%
Key activeIrritant · medium
Irritation risk
Medium
Works for
Moisturizing

Helps attract water to the upper layer of the skin and provide a longer-lasting hydration. Can create a thicker product consistency

More about Glyceryl acrylate/acrylic acid copolymer
Propylene glycol~0.8–1.2%
Irritant · high
Irritation risk
High
Works for
Moisturizing

Helps oil and water mix together and can enhance the penetration of other ingredients into the skin. It can be irritating

More about Propylene glycol
Pvm/ma copolymer~0.55–1.25%
Formula
Chlorphenesin~0.16–0.32%
Irritant · medium
Irritation risk
Medium

A preservative

More about Chlorphenesin
Hydroxyethylcellulose~0.4–0.9%
Formula
Irritation risk
Low

Used to thicken product formulations and create gel-like textures

More about Hydroxyethylcellulose
Disodium edta~0.35–0.8%
Irritant · medium
Irritation risk
Medium

Stabilizes the product formulation

More about Disodium edta
Xanthan gum~0.3–0.75%
Formula
Irritation risk
Low
Works for
Cleansing

Used to create a thicker product consistency

More about Xanthan gum
Sodium hyaluronate~0.3–0.75%
Key active
Irritation risk
Low
Works for
Moisturizing

One of the best moisturizing ingredients. Attracts water into the upper layer of the skin

More about Sodium hyaluronate
Peg-60 hydrogenated castor oil~0.3–0.75%
Irritant · medium
Irritation risk
Medium
Works for
Cleansing

Helps oil and water mix together

More about Peg-60 hydrogenated castor oil
Glycyrrhiza glabra root extract~0.15–0.7%
Irritant · medium
Irritation risk
Medium
Works for
Anti-inflammatoryAnti-oxidationEvens skin toneReduces rednessAntibacterial

A plant extract that can help lighten the skin and calm down inflammation. Might be helpful in neutralizing free radicals

More about Glycyrrhiza glabra root extract
Zingiber officinale root extract~0.15–0.7%
Irritant · high
Irritation risk
High
Works for
Anti-oxidation

A plant extract that can contain an irritating essential oil. Might have some anti-oxidant effect, but evidence is lacking

More about Zingiber officinale root extract
Schisandra chinensis fruit extract~0.15–0.65%
Irritant · medium
Irritation risk
Medium
Works for
Anti-oxidation

A berry extract that might help neutralize free radicals on the surface of the skin

More about Schisandra chinensis fruit extract
Coptis japonica root extract~0.15–0.55%
Irritant · high
Irritation risk
High
Works for
Anti-oxidation

A plant extract that might have some anti-oxidant properties

More about Coptis japonica root extract
Camellia sinensis leaf extract~0.15–0.6%
Key active
Irritation risk
Low
Works for
Anti-oxidationAntibacterialAnti-agingMoisturizingAnti-blemishEvens skin tone

Can contain potent anti-oxidant compounds (abbreviated ECG, GCG, EGC, and EGCG) that might help protect the skin from free radicals. Can help calm down inflammation and has some anti-bacterial properties. Unfortunately, these antioxidants are unstable and lose their effectiveness very quickly in products. The concentration of the antioxidant compounds in the extract also tends to be low to be effective in topical formulation

More about Camellia sinensis leaf extract
Caprylyl glycol~0.15–0.55%
Irritant · medium
Irritation risk
Medium
Works for
Moisturizing

Helps preserve products and creates a nice product texture

More about Caprylyl glycol
1,2-hexanediol~0.1–0.45%
Irritant · medium
Irritation risk
Medium

A preservative

More about 1,2-hexanediol
Dipotassium glycyrrhizate~0.1–0.45%
Under-dosed
Irritation risk
Low
Works for
MoisturizingAnti-inflammatoryEvens skin tone

A salt derived from licorice. Works as an emollient to soften the upper layer of the skin and can help calm down inflammation. Might be helpful for skin lightening

More about Dipotassium glycyrrhizate
Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer~0.1–0.45%
Irritant · medium
Irritation risk
Medium

A gelling agent that thickens the product consistency and leaves the skin with a velvety finish

More about Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer
Carbomer~0.1–0.45%
Formula
Irritation risk
Low
Works for
Cleansing

Helps create a thicker or gel-like product texture. It is not a surfactant but can be used in gentle cleansing formulations

More about Carbomer
Arginine~0.1–0.3%
Key active
Irritation risk
Low
Works for
Moisturizing

An amino acid that is naturally present in skin and helps keep it hydrated. When used together with AHAs, it can reduce their irritating effect on the skin

More about Arginine
Citrus grandis seed extract~0.05–0.25%
Irritant · high
Acorus calamus root extract~0.05–0.25%
Formula
Perilla ocymoides leaf extract~0.05–0.25%
Irritant · high
Irritation risk
High
Works for
Anti-oxidation

A plant extract that might help neutralize free radicals in skin but solid research is lacking. Contains a number of volatile compounds and could be irritating

More about Perilla ocymoides leaf extract
Tocopheryl acetate~0.05–0.2%
Irritant · medium
Irritation risk
Medium
Works for
Anti-oxidation

A more stable but less bio-available form of vitamin E compared to Tocopherol. Might help moisturize and protect the skin from free radicals, but mostly used in low concentrations to stabilize other ingredients.

More about Tocopheryl acetate
Parfum~0.05–0.1%
Irritant · high
Irritation risk
High

An aromatic blend of unspecified and possibly irritating ingredients

More about Parfum
Ingredient list view

Water, Glycerin, Dipropylene glycol, Propanediol, Olive oil peg-8 esters, Butylene glycol, Ascorbic acid, Methylpropanediol, Glyceryl acrylate/acrylic acid copolymer, Propylene glycol, Pvm/ma copolymer, Chlorphenesin, Hydroxyethylcellulose, Disodium edta, Xanthan gum, Sodium hyaluronate, Peg-60 hydrogenated castor oil, Glycyrrhiza glabra root extract, Zingiber officinale root extract, Schisandra chinensis fruit extract, Coptis japonica root extract, Camellia sinensis leaf extract, Caprylyl glycol, 1,2-hexanediol, Dipotassium glycyrrhizate, Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, Carbomer, Arginine, Citrus grandis seed extract, Acorus calamus root extract, Perilla ocymoides leaf extract, Tocopheryl acetate, Parfum

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Match—89%85%83%
Price——$61.00$2.85
Shared key ingredients—2 of 64 of 63 of 6
Key difference—PanthenolCopper Tripeptide-1A Type Of Green Tea Extract
Irritancy High Low High Medium
Drying alcohol————
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TONYMOLY Master Lab Vitamin C Brightening Mask
TONYMOLYMaster Lab Vitamin C Brightening Mask

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