COSRX The Hyaluronic Acid 3 Serum 20ml vs Clarifying Serum Refill

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 Hyaluronic Acid 3 Serum 20ml $17.50 $17.50 at Cosrx ↗Save	Recommended BYOMA Clarifying Serum Refill $14.99 $14.99 at Byoma ↗Save
Basics
Type & size	Serum · size not on the record	Serum · size not on the record
Brand origindiffers	Korean	European
Offers
Where to buydiffers	$17.50 · Cosrx (2 offers)	$14.99 · Byoma
Formula
Key activesdiffers	sodium hyaluronate, ceramide np, lactic acid	niacinamide, ceramide np, sodium hyaluronate, lactic acid
Free ofdiffers	fragrance-free, sulfate-free, paraben-free	fragrance-free, sulfate-free, alcohol-free, paraben-free, silicone-free
Heads-up	photosensitizing · fungal-acne triggerPore data not yet reviewed	photosensitizing · 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 · 39 ingredients	Fully parsed · 23 ingredients
Key actives · 1
vitamin b3	no	yes
Rest of the labels · 31
a silicone	yes	no
alanine	yes	no
alcohol	yes	no
arginine	yes	no
betaine	yes	no
butylene glycol	yes	no
citric acid	yes	no
diethoxyethyl succinate	yes	no
gluconolactone	no	yes
glutamic acid	yes	no
glyceryl caprylate	no	yes
glycine	yes	no
hydroxyethylcellulose	no	yes
lysine hcl	yes	no
pca	yes	no
pentylene glycol	yes	no
polyglyceryl-10 laurate Possible fungal-acne trigger	no	yes
proline	yes	no
propanediol	yes	no
serine	yes	no
sodium lactate	yes	no
sodium methyl stearoyl taurate	yes	no
sodium pca	yes	no
sodium polyacryloyldimethyl taurate	yes	no
sorbitan isostearate Possible fungal-acne trigger	yes	no
tanacetum annuum flower oil	no	yes
threonine	yes	no
water	yes	no
water	no	yes
xanthan gum	yes	no
zinc lactate	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.