++++
[ DemythSkin Verdict ]

COSRX 5 PDRN Collagen Intense Vitalizing Serum
SerumBarrier Repair
Efficacy
Solid
3.8 / 5.0
Safety
Safe
4.5 / 5.0
System Verdict
Hydrating, soothing, and cosmetically elegant—but despite the PDRN and collagen hype, this is a well-built humectant/barrier serum, not a miracle regenerative treatment. Efficacy is driven by high-position humectants, niacinamide, panthenol, centella, multiple hyaluronic acid forms, adenosine and a peptide, with brightening support from alpha-arbutin, while the PDRN/DNA components and collagen sit as largely marketing-focused conditioning agents; no gold-standard anti-aging actives, so the score reflects strong hydration/barrier benefits rather than deep clinical rejuvenation.
Active Ingredients Detected
A Tier: Good BasicsProven Results
WaterGlycerinNiacinamideBetainePanthenolAdenosineLactobacillus FermentAllantoinAlpha-ArbutinTocopherolSodium HyaluronateHydroxypropyltrimonium HyaluronateHydrolyzed Hyaluronic AcidSodium Acetylated HyaluronateHyaluronic AcidHydrolyzed Sodium HyaluronateSodium Hyaluronate CrosspolymerPotassium Hyaluronate
B Tier: Supporting IngredientsPromising Ingredients
Dipropylene GlycolButylene GlycolPentylene Glycol1,2-HexanediolAmmonium Acryloyldimethyltaurate/VP CopolymerPolyacrylate Crosspolymer-6Xanthan GumHydrolyzed Corn StarchDisodium EDTASucroseCentella Asiatica ExtractPropanediolSodium PhytateHydrolyzed DNACaprylyl GlycolAcetyl Hexapeptide-8
C Tier: Marketing IdolsHype | Limited or Weak Data
Sodium DNAHydrolyzed Collagen
D Tier: Potential IrritantsBe Cautious
Ethylhexylglycerint-Butyl Alcohol
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DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.