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[ DemythSkin Verdict ]
Dr. Althea Vitamin C Boosting Serum
SerumBrightening, hyperpigmentation, dullness
Efficacy
Strong
4.2 / 5.0
Safety
Safe
4.6 / 5.0
System Verdict
Solid mid-range brightening serum with strong synergy but dragged down by mid-tier Vitamin C derivative and trace actives. Efficacy score of 4.2 reflects 5% niacinamide (position 3, effective concentration) and 2% tranexamic acid (position 11, solid dose) for proven brightening, paired with stable 3-O-Ethyl Ascorbic Acid (position ~23, likely 0.5-2%) and supporting antioxidants like Tocopherol and Ubiquinone; deducts for pure Ascorbic Acid and Tocopherol lower in list (positions 34+, trace efficacy) and lack of specified pH optimization for Vitamin C stability.
Active Ingredients Detected
S Tier: Gold StandardsHigh Clinical Proof | Skin-Transformative
Tranexamic Acid3-O-Ethyl Ascorbic AcidAscorbic Acid
A Tier: Good BasicsProven Results
NiacinamideWaterBetaineGlycerinHydroxyethyl UreaHydrogenated LecithinSodium HyaluronatePanthenolAdenosineBeta-GlucanHydrolyzed Hyaluronic AcidCeramide NPAlpha-ArbutinTocopherolBifida Ferment LysateBisabololUbiquinoneHydroxydecyl UbiquinoneSodium Acetylated Hyaluronate
B Tier: Supporting IngredientsPromising Ingredients
Hippophae Rhamnoides WaterCentella Asiatica Leaf WaterButylene Glycol1,2-HexanediolDipropylene GlycolMethyl Gluceth-20MethylpropanediolPentylene GlycolPropanediolCentella Asiatica ExtractCarbomerC12-14 Pareth-12Ammonium Acryloyldimethyltaurate/VP CopolymerXanthan GumTromethamineDisodium EDTAFructooligosaccharides
C Tier: Marketing IdolsHype | Limited or Weak Data
Laminaria Japonica ExtractEclipta Prostrata Leaf ExtractFicus Carica Fruit 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.