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[ DemythSkin Verdict ]
Haruharu Wonder Black Rice Night Knight Retinol Serum
SerumAnti-Aging
Efficacy
Strong
4.3 / 5.0
Safety
Safe
4.7 / 5.0
System Verdict
This is a thoughtfully low-dose retinol serum with real anti-aging power, but it’s built for tolerance and barrier support rather than aggressive results. Efficacy is driven by a clinically sensible 0.08% encapsulated retinol plus 1% bakuchiol, buffered in a rich emollient and ceramide-containing base, which is excellent for beginners and sensitive skin but inherently slower-moving for deep wrinkle correction. The absence of denatured alcohol, fragrance, and harsh actives boosts safety and long-term usability, while fermentation extracts, adenosine, ginseng, and rice add modest antioxidant and soothing benefits without transforming this into a high-intensity treatment. Overall, this is a gentle, well-engineered entry retinoid — strong enough to meaningfully improve texture and fine lines over time, but not a maximum-strength resurfacing formula.
Active Ingredients Detected
S Tier: Gold StandardsHigh Clinical Proof | Skin-Transformative
Retinol
A Tier: Good BasicsProven Results
WaterCaprylic/Capric TriglycerideGlycerinHelianthus Annuus (Sunflower) Seed OilArginineAspergillus FermentAdenosineHydrogenated LecithinCeramide NP
B Tier: Supporting IngredientsPromising Ingredients
Hydrogenated Polyisobutene1,2-HexanediolBakuchiolC14-22 AlcoholsPotassium Cetyl PhosphateC12-20 Alkyl GlucosideAcrylates/C10-30 Alkyl Acrylate CrosspolymerDisodium EDTAPolyglyceryl-10 StearateXanthan GumGlyceryl StearatePolyglyceryl-2 StearateDipropylene GlycolStearyl AlcoholPanax Ginseng Root ExtractGlucoseHydroxyacetophenoneButylene GlycolCaprylyl GlycolCyclodextrin
C Tier: Marketing IdolsHype | Limited or Weak Data
Oryza Sativa (Rice) ExtractPhyllostachys Pubescens Shoot Bark Extract
D Tier: Potential IrritantsBe Cautious
Ethylhexylglycerin
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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.