[VT Cosmetics] Vitamin C + Astaxanthin Serum 30ml vs CosRx, Advanced The Vitamin C 23 Serum, 0.7 oz (20 g)

[VT Cosmetics] Vitamin C + Astaxanthin Serum 30ml and CosRx, Advanced The Vitamin C 23 Serum, 0.7 oz (20 g) share 15 parsed ingredients. Differences highlighted below.

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Shared formula

24%

Ingredients in every formula

15in both formulas

Key actives unique to one formula

7unique actives

Ingredient rows compared

62rows compared

From the parsed labels — rows on every label over all compared rows.

The formulas, row by row

62 ingredients across 2 labels

Differences only(47 of 62 rows)

Shared ingredients· none here

Product facts and full ingredient lists side by side

on 2+ labelsonly on this labelnot on this labelIngredient	Recommended VT Cosmetics [VT Cosmetics] Vitamin C + Astaxanthin Serum 30ml $16.14 $17.00 at Ballagrio ↗Save	COSRX CosRx, Advanced The Vitamin C 23 Serum, 0.7 oz (20 g) $20.00 Save
Basics
Type & size	Serum · size not on the record	Serum · size not on the record
Brand origin	Korean	Korean
Offers
Where to buydiffers	$17.00 · Ballagrio	Not recorded
Availabilitydiffers	Not recorded	in stock
Formula
Key activesdiffers	niacinamide, sodium hyaluronate, squalane, ascorbic acid, panthenol, sodium ascorbyl phosphate, ascorbyl glucoside, kojic acid, hyaluronic acid, ceramide np	panthenol, squalane, caffeine, sodium hyaluronate, allantoin, niacinamide, ascorbic acid
Free ofdiffers	sulfate-free, alcohol-free, paraben-free, silicone-free	fragrance-free, sulfate-free, paraben-free
Heads-updiffers	pregnancy caution · fragrance allergens · fungal-acne triggerPore data not yet reviewed	None flagged from the checks we ranPore data not yet reviewed
Fit & community
Rating	No reviews yet	No reviews yet
Best for	Not recorded	Not recorded
Data quality
Label coveragediffers	Fully parsed · 46 ingredients	Fully parsed · 31 ingredients
Key actives · 7
allantoin	no	yes
ascorbyl glucoside Pregnancy: generally fine	yes	no
caffeine	no	yes
ceramide np	yes	no
hyaluronic acid Pregnancy: generally fine	yes	no
kojic acid Pregnancy: caution	yes	no
sodium ascorbyl phosphate Pregnancy: generally fine	yes	no
Rest of the labels · 40
1,2-hexanediol	yes	no
a silicone	no	yes
acetyl glucosamine	no	yes
astaxanthin	yes	no
beta-carotene	no	yes
camellia japonica seed oil	no	yes
citrus junos fruit extract	yes	no
citrus junos fruit water	yes	no
citrus junos peel oil	yes	no
coptis japonica root extract	yes	no
dextrin	no	yes
dipropylene glycol	yes	no
drying alcohol	no	yes
ethylhexylglycerin	yes	no
ferulic acid	yes	no
gardenia florida fruit extract	no	yes
glycerin	yes	no
hydrogenated lecithin	yes	no
hydrolyzed hyaluronic acid Pregnancy: generally fine	yes	no
hydrolyzed sodium hyaluronate Pregnancy: generally fine	yes	no
hydroxypropyltrimonium hyaluronate Pregnancy: generally fine	yes	no
isononyl isononanoate	yes	no
isopentyldiol	yes	no
limonene	yes	no
lithospermum erythrorhizon root extract	yes	no
methyl trimethicone	no	yes
pentylene glycol	no	yes
polyglyceryl-10 laurate Possible fungal-acne trigger	yes	no
polyglyceryl-3 methylglucose distearate Possible fungal-acne trigger	yes	no
potassium hyaluronate Pregnancy: generally fine	yes	no
ricinus communis seed oil	yes	no
sodium acetylated hyaluronate Pregnancy: generally fine	yes	no
sodium chloride	no	yes
sodium hyaluronate crosspolymer Pregnancy: generally fine	yes	no
sodium hydroxide	no	yes
sodium metaphosphate	no	yes
sodium phytate	yes	no
sodium sulfite	no	yes
tocotrienols	no	yes
ubiquinone	yes	no

Rows come from parsed labels and live offers. Where a label isn’t fully captured, we say so instead of guessing.

The bottom line

Choose VT Cosmetics if you want Sodium Ascorbyl Phosphate in the formula.

Choose COSRX if you want Caffeine in the formula.

Both lines come from the parsed labels and the prices on this page — neither product is the reference, and neither is called the better one.

This is not medical advice.

Focus on an effect

Focus on an effect

All ingredientsBrighten & fade dark spotsClear breakoutsSmooth fine linesHydrate & plumpCalm rednessRefine textureRepair & strengthenProtect from sunGo

All ingredients

Brighten & fade dark spotsClear breakoutsSmooth fine linesHydrate & plump

Calm rednessRefine textureRepair & strengthenProtect from sun

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