OOTD Beauty Dark Spot Vitamin C Serum

OOTD Beauty Dark Spot Vitamin C Serum

Efficacy0/100IrritancyLow

Works for

Evens skin tone
Ascorbic acid ~1.2–1.7%, below the ~4% it needs + 1 more
Under-dosed
What the product description says
“A perfect dark spot corrector for the face, which helps to fade the appearance of dark spots and uneven skin tone.”
Source: OOTD BEAUTY

Effective ingredients missing or their concentration is too low

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~0.35–0.8%
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~1.2–1.7%
Ascorbyl glucosideUnder-dosedA vitamin C derivative that is more stable but less potent than pure form of vitamin C. Has a potential to boost collagen production, nutralise free radicals and reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products~0.01–0.1%
Moisturizing
Side benefit · Glycerin, Betaine + 4 more
Works

This product contains good ingredients to attract water to the upper layer of the skin. These ingredients are called "humectants": betaine, glycerin.

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. If the air is dry, humectants can speed up the moisture loss from the skin. This is why it is a good idea to use another product on top of this one to help "seal in" the moisture (look for ingredients like dimethicone, squalane, oils and butters).

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~3.3–4.9%
BetaineKey active· HumectantEffect: HighHelps attract water to the upper layer of the skin and improves the product texture~1.5–2.3%
Sodium hyaluronateKey active· HumectantEffect: HighOne of the best moisturizing ingredients. Attracts water into the upper layer of the skin~0.1–0.3%
Beta-glucanKey activeEffect: HighHelps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinkles~0.05–0.15%
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~1.9–2.9%
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~0.35–0.8%

Can it cause trouble?

Irritancy
8 flagged ingredients
Low risk
We flag 8 ingredients with irritancy potential; the product's overall irritancy is low. The table lists each ingredient's own rating.
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~1.2–1.7%est.
1,2-hexanediolA preservativeMedium~1.4–2.1%est.
Sodium citrateHelps to control the skin's pH level. Maintains the skin's natural film of amino-lactic acids and oils. Helps to preserve productsMedium~0.85–1.3%est.
EthylhexylglycerinA preservativeMedium~0.4–1%est.
Polyglyceryl-10 laurateHelps water and oil mix togetherMedium~0.15–0.65%est.
Disodium edtaStabilizes the product formulationMedium~0.1–0.4%est.
Hippophae rhamnoides fruit extractA plant extract that might help neutralize free radicals in skin, but research on its effectiveness is lackingMedium~0.05–0.2%est.
Ascorbyl glucosideA vitamin C derivative that is more stable but less potent than pure form of vitamin C. Has a potential to boost collagen production, nutralise free radicals and reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in productsMedium~0.01–0.1%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
Isopentyldiol~6.5–9.8%
Formula
Irritation risk
Low

Helps dissolve other ingredients in a formulation

More about Isopentyldiol
Glycerin~3.3–4.9%
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
1,2-hexanediol~1.4–2.1%
Irritant · medium
Irritation risk
Medium

A preservative

More about 1,2-hexanediol
Butylene glycol~1.9–2.9%
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
Betaine~1.5–2.3%
Key active
Irritation risk
Low
Works for
Moisturizing

Helps attract water to the upper layer of the skin and improves the product texture

More about Betaine
Hydroxyethylcellulose~1.3–1.9%
Formula
Irritation risk
Low

Used to thicken product formulations and create gel-like textures

More about Hydroxyethylcellulose
Ascorbic acid~1.2–1.7%
Under-dosedIrritant · high
Irritation risk
High
Works for
Anti-oxidationEvens skin toneAnti-aging

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
Sodium citrate~0.85–1.3%
Irritant · medium
Irritation risk
Medium

Helps to control the skin's pH level. Maintains the skin's natural film of amino-lactic acids and oils. Helps to preserve products

More about Sodium citrate
Tromethamine~0.55–1.25%
Formula
Irritation risk
Low

Helps adjust pH in products

More about Tromethamine
Ethylhexylglycerin~0.4–1%
Irritant · medium
Irritation risk
Medium

A preservative

More about Ethylhexylglycerin
Dipotassium glycyrrhizate~0.35–0.8%
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
Propanediol~0.3–0.7%
Formula
Irritation risk
Low

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

More about Propanediol
Polyglyceryl-10 laurate~0.15–0.65%
Irritant · medium
Irritation risk
Medium
Works for
Cleansing

Helps water and oil mix together

More about Polyglyceryl-10 laurate
Disodium edta~0.1–0.4%
Irritant · medium
Irritation risk
Medium

Stabilizes the product formulation

More about Disodium edta
Sodium hyaluronate~0.1–0.3%
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
Hippophae rhamnoides fruit extract~0.05–0.2%
Irritant · medium
Irritation risk
Medium
Works for
Anti-oxidation

A plant extract that might help neutralize free radicals in skin, but research on its effectiveness is lacking

More about Hippophae rhamnoides fruit extract
Beta-glucan~0.05–0.15%
Key active
Irritation risk
Low
Works for
MoisturizingAnti-inflammatoryReduces irritationAnti-oxidationAnti-agingAnti-blemish

Helps attract water to the upper layer of the skin, calm down inflammation and irritation, restore the barrier function and support wound healing. It can be helpful in reducing fine lines and wrinkles

More about Beta-glucan
Ascorbyl glucoside~0.01–0.1%
Under-dosedIrritant · medium
Irritation risk
Medium
Works for
Evens skin toneAnti-agingAnti-oxidation

A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Has a potential to boost collagen production, nutralise free radicals and reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products

More about Ascorbyl glucoside
Ingredient list view

Water, Isopentyldiol, Glycerin, 1,2-hexanediol, Butylene glycol, Betaine, Hydroxyethylcellulose, Ascorbic acid, Sodium citrate, Tromethamine, Ethylhexylglycerin, Dipotassium glycyrrhizate, Propanediol, Polyglyceryl-10 laurate, Disodium edta, Sodium hyaluronate, Hippophae rhamnoides fruit extract, Beta-glucan, Ascorbyl glucoside

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Amazon USPrice as of 11/12 15:31 GMT
$19.90
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Worth comparing, line by line.

Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.

Side-by-side comparison of this product against its closest alternatives
OOTD BeautyDark Spot Vitamin C SerumYOUR PRODUCTJUMISOAll Day Vitamin Pure C 5.5 Glow SerumKit:Brightening ConcentrateBiovène BarcelonaVITAMIN C +20% Skin Brightening Facial Serum Treatment
Match—88%88%87%
Price$19.90$6.87−$13.03—$6.69−$13.21
Shared key ingredients—3 of 63 of 64 of 6
Key difference—Alpha-Arbutin—Ferulic Acid
Irritancy Low Low Low Low
Drying alcohol————
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More alternatives: Biovene VITAMIN C 27% SERUMNuFace Lifter Vitamin C and Hyaluronic Acid Serum S3

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Product summary

"#OOTD Beauty - Dark Spot Vitamin C Serum" could be helpful for: Moisturizing, but its actives are not the most effective or are not well-studied.

Ingredient callouts

  • This product also contains Vitamin C (Ascorbic Acid). It can be an effective active for anti-aging and evening out the skin tone, but in this product it is used for stabilizing other ingredients in the formulation. In this concentration (1.20% - 1.70%) it cannot have a noticeable benefit for the skin.
  • Humectants (sodium hyaluronate 0.10% - 0.30%, betaine 1.50% - 2.30% and glycerin 3.30% - 4.90%). These ingredients help attract water to the upper layer of the skin and improve the skin hydration.

Sources cited in this review

Every concentration estimate and effectiveness label is anchored to one of these 19 studies and safety reviews.

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OOTD Beauty Dark Spot Vitamin C Serum
OOTD BeautyDark Spot Vitamin C Serum

Affiliate links · As an Amazon Associate, WIMJ earns from qualifying purchases.

As an Amazon Associate, WIMJ earns from qualifying purchases.