Cetaphil Vitamin C Serum vs COSRX The Alpha-Arbutin 2 Discoloration Care Serum
13%Match
Only 13% overlap — quite different formulas
Ingredient Breakdown
Only in Cetaphil Vitamin (15)
3-o-ethyl-ascorbic-acid
acetyl-glycyl-beta-alanine
anhydroxylitol
calcium-aluminum-borosilicate
Sunflower Seed Oil
C: 0/5I: 0/5emollient
pancratium-maritimum-extract
Phenoxyethanol
C: 0/5I: 2/5preservative
Sodium Hydroxide
C: 0/5I: 2/5other
tin-oxide
Titanium Dioxide
C: 0/5I: 0/5sunscreen filter
tridecane
undecane
Water (Aqua)
C: 0/5I: 0/5other
xylitol
xylitylglucoside
Shared (7)
Dimethicone
C: 1/5I: 0/5silicone
Glycerin
C: 0/5I: 0/5humectant
hydrolyzed-hyaluronic-acid
Niacinamide
C: 0/5I: 1/5antioxidant
sodium-polyacryloyldimethyl-taurate
Tocopherol (Vitamin E)
C: 2/5I: 1/5antioxidant
Xanthan Gum
C: 0/5I: 0/5other
Only in COSRX The (33)
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
Aqua/Water/Eau
C: 0/5I: 0/5other
Arginine
C: 0/5I: 0/5amino acid
Butylene Glycol
C: 1/5I: 1/5humectant
Citric Acid
C: 0/5I: 2/5aha
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
madecassoside
methyl-trimethicone
Panthenol (Vitamin B5)
C: 0/5I: 0/5humectant
Propanediol
C: 0/5I: 0/5humectant
sodium-acetylated-hyaluronate
sodium-citrate
Sodium Hyaluronate
C: 0/5I: 0/5humectant
sodium-hyaluronate-crosspolymer
sodium-metabisulfite
sodium-methyl-stearoyl-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.
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.
SynergyGlycerin + Titanium Dioxide
[Class rule] Humectants under SPF maintain skin hydration and improve sunscreen adherence.