COSRX The Vitamin C 13 Serum 20ml vs [VT Cosmetics] Vitamin C + Astaxanthin Serum 30ml

Shared ingredients· none here

Product facts and full ingredient lists side by side

on 2+ labelsonly on this labelnot on this labelIngredient	COSRX COSRX The Vitamin C 13 Serum 20ml $14.70 $21.00 at Cosrx ↗Save	Recommended VT Cosmetics [VT Cosmetics] Vitamin C + Astaxanthin Serum 30ml $16.14 $17.00 at Ballagrio ↗Save
Basics
Type & size	Serum · size not on the record	Serum · size not on the record
Brand origin	Korean	Korean
Offers
Where to buydiffers	$21.00 · Cosrx (2 offers)	$17.00 · Ballagrio
Formula
Key activesdiffers	ascorbic acid, panthenol, caffeine, sodium hyaluronate, allantoin, squalane, niacinamide	niacinamide, sodium hyaluronate, squalane, ascorbic acid, panthenol, sodium ascorbyl phosphate, ascorbyl glucoside, kojic acid, hyaluronic acid, ceramide np
Free ofdiffers	fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free	sulfate-free, alcohol-free, paraben-free, silicone-free
Heads-updiffers	high pore-rating flag	pregnancy caution · fragrance allergens · fungal-acne triggerPore 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 · 25 ingredients	Fully parsed · 46 ingredients
Key actives · 7
allantoin	yes	no
ascorbyl glucoside Pregnancy: generally fine	no	yes
caffeine	yes	no
ceramide np	no	yes
hyaluronic acid Pregnancy: generally fine	no	yes
kojic acid Pregnancy: caution	no	yes
sodium ascorbyl phosphate Pregnancy: generally fine	no	yes
Rest of the labels · 34
1,2-hexanediol	no	yes
acetyl glucosamine	yes	no
astaxanthin	no	yes
citrus junos fruit extract	no	yes
citrus junos fruit water	no	yes
citrus junos peel oil	no	yes
coptis japonica root extract	no	yes
dextrin	yes	no
elaeis guineensis oil	yes	no
ethylhexylglycerin	no	yes
ferulic acid	no	yes
gardenia florida fruit extract	yes	no
glycerin	no	yes
glycyrrhiza glabra root extract	yes	no
hydrogenated lecithin	no	yes
hydrolyzed hyaluronic acid Pregnancy: generally fine	no	yes
hydrolyzed sodium hyaluronate Pregnancy: generally fine	no	yes
hydroxypropyltrimonium hyaluronate Pregnancy: generally fine	no	yes
isononyl isononanoate	no	yes
isopentyldiol	no	yes
limonene	no	yes
lithospermum erythrorhizon root extract	no	yes
pentylene glycol	yes	no
polyglyceryl-10 laurate Possible fungal-acne trigger	no	yes
polyglyceryl-3 methylglucose distearate Possible fungal-acne trigger	no	yes
potassium hyaluronate Pregnancy: generally fine	no	yes
propanediol	no	yes
ricinus communis seed oil	no	yes
sodium acetylated hyaluronate Pregnancy: generally fine	no	yes
sodium hyaluronate crosspolymer Pregnancy: generally fine	no	yes
sodium phytate	no	yes
sodium sulfite	yes	no
tocotrienols	yes	no
ubiquinone	no	yes

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

The bottom line

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.