RETINOL B3 PURE RETINOL SERUM vs COSRX The Alpha-Arbutin 2 Discoloration Care Serum
15%Match
Only 15% overlap — quite different formulas
Ingredient Breakdown
Only in RETINOL B3 (14)
adenosine
alcoholdenat
ammoniumpolyacryloyldimethyltaurate
caprylyl-glycol
cyclohexasiloxane
glycine-soja-soybean-oil-extract
Parfum
C: 0/5I: 4/5fragrance
Pentylene Glycol
C: 0/5I: 1/5humectant
Phenoxyethanol
C: 0/5I: 2/5preservative
polysilicone-11
ppg-6-decyltetradeceth-30
Retinol
C: 0/5I: 3/5retinoid
Retinyl Palmitate
C: 0/5I: 1/5retinoid
trisodium-ethylenediamine-disuccinate
Shared (8)
Aqua/Water/Eau
C: 0/5I: 0/5other
Citric Acid
C: 0/5I: 2/5aha
Dimethicone
C: 1/5I: 0/5silicone
Glycerin
C: 0/5I: 0/5humectant
Niacinamide
C: 0/5I: 1/5antioxidant
Sodium Hyaluronate
C: 0/5I: 0/5humectant
Tocopherol (Vitamin E)
C: 2/5I: 1/5antioxidant
Xanthan Gum
C: 0/5I: 0/5other
Only in COSRX The (32)
1-2-hexanediol
acetyl-glucosamine
alcohol
Allantoin
C: 0/5I: 0/5humectant
Alpha Arbutin
C: 0/5I: 1/5brightener
Aqua (Water)
C: 0/5I: 0/5other
Arginine
C: 0/5I: 0/5amino acid
Butylene Glycol
C: 1/5I: 1/5humectant
dextrin
diethoxyethyl-succinate
dimethyl-isosorbide
Disodium EDTA
C: 0/5I: 0/5other
Ethylhexylglycerin
C: 0/5I: 1/5preservative
Ferulic Acid
C: 0/5I: 1/5antioxidant
glutathione
glycyrrhiza-glabra-root-extract
Hyaluronic Acid
C: 0/5I: 0/5humectant
hydrogenated-lecithin
hydrolyzed-hyaluronic-acid
madecassoside
methyl-trimethicone
Panthenol (Vitamin B5)
C: 0/5I: 0/5humectant
Propanediol
C: 0/5I: 0/5humectant
sodium-acetylated-hyaluronate
sodium-citrate
sodium-hyaluronate-crosspolymer
sodium-metabisulfite
sodium-methyl-stearoyl-taurate
sodium-polyacryloyldimethyl-taurate
sodium-pyrosulfite
theobroma-cacao-extract
Tranexamic Acid
C: 0/5I: 1/5brightener
When Used Together
SynergyGlycerin + Hyaluronic Acid
Hyaluronic acid and glycerin together provide multi-weight hydration for plump, supple skin.
SynergyNiacinamide + Retinol
Niacinamide buffers retinol irritation while enhancing barrier function — ideal layering combination.
SynergyHyaluronic Acid + Niacinamide
Niacinamide enhances hyaluronic acid hydration. Excellent combo for all skin types.
SynergyFerulic Acid + Niacinamide
[Class rule] Antioxidants work synergistically — combining multiple provides broader protection.