COSRX The Vitamin C 23 Serum 20ml vs [Manyo Factory] Glutathione 7 Dark Spot 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 23 Serum 20ml $36.84 $36.84 at Kbeautymakeup ↗Save	Recommended Ma:nyo [Manyo Factory] Glutathione 7 Dark Spot Serum 30ml $26.50 $19.80 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	$36.84 · Kbeautymakeup	$19.80 · Ballagrio
Formula
Key activesdiffers	ascorbic acid, panthenol, squalane, caffeine, sodium hyaluronate, allantoin, niacinamide	niacinamide, tranexamic acid, arbutin, alpha-arbutin, panthenol, allantoin, squalane, kojic acid, sodium hyaluronate, ascorbic acid, centella asiatica extract, hyaluronic acid
Free ofdiffers	fragrance-free, sulfate-free, alcohol-free, paraben-free	fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free
Heads-updiffers	None flagged from the checks we ranPore data not yet reviewed	pregnancy caution · 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 · 39 ingredients
Key actives · 7
alpha-arbutin Pregnancy: caution	no	yes
arbutin Pregnancy: caution	no	yes
caffeine	yes	no
cica	no	yes
hyaluronic acid Pregnancy: generally fine	no	yes
kojic acid Pregnancy: caution	no	yes
tranexamic acid	no	yes
Rest of the labels · 37
1,2-hexanediol	no	yes
3-o-ethyl ascorbic acid Pregnancy: generally fine	yes	no
a silicone	yes	no
adenosine	yes	no
arginine	yes	no
beta-carotene	yes	no
borago officinalis seed oil	no	yes
c13-15 alkane	no	yes
camellia japonica seed oil	yes	no
corallina officinalis extract	no	yes
dextrin	yes	no
disodium edta	no	yes
ethylhexylglycerin	no	yes
gardenia florida fruit extract	yes	no
glycerin	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
melia azadirachta flower extract	no	yes
melia azadirachta leaf extract	no	yes
methyl trimethicone	yes	no
ocimum sanctum leaf extract	no	yes
pentylene glycol	yes	no
phosphatidylcholine	no	yes
polyglutamic acid	no	yes
polyglyceryl-10 laurate Possible fungal-acne trigger	no	yes
potassium cetyl phosphate	no	yes
potassium hyaluronate Pregnancy: generally fine	no	yes
sodium acetylated hyaluronate Pregnancy: generally fine	no	yes
sodium hyaluronate crosspolymer Pregnancy: generally fine	no	yes
sodium hydroxide	yes	no
sodium metaphosphate	yes	no
tocopheryl acetate	no	yes
tocotrienols	yes	no
water	yes	no
water	no	yes
xanthan gum	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.