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[ DemythSkin Verdict ]

numbuzin

numbuzin No.3 Blue Bio Retinol Pore Refining Serum

Name: numbuzin No.3 Blue Bio Retinol Pore Refining Serum
Brand: numbuzin

SerumPore Care

Efficacy

Strong

4.3 / 5.0

Safety

Mostly Safe

3.9 / 5.0

System Verdict

This is a legitimately active serum, but the formula is still crowded with marketing noise and support ingredients that dilute the strength of the core treatment story. The efficacy score is driven mainly by niacinamide high in the list, salicylic acid in a meaningful position for pore care, and retinol plus copper tripeptide-1 for anti-aging support; however, the retinol appears far down the formula, so its real-world impact is likely modest compared with the niacinamide and exfoliant base. The presence of many botanical extracts, extracellular vesicles, and collagen adds little proven efficacy, and the likely low-dose retinol means this is more of a multitask pore serum than a truly high-powered retinoid treatment.

Active Ingredients Detected

S Tier: Gold StandardsHigh Clinical Proof | Skin-Transformative

Salicylic AcidRetinol

A Tier: Good BasicsProven Results

NiacinamideGlycerinPanthenolAdenosineMacadamia Ternifolia Seed OilGlycineCholesterolTocopheryl AcetateGlycine Soja (Soybean) OilTocopherolAloe Barbadensis Flower Extract

B Tier: Supporting IngredientsPromising Ingredients

Glyceryl GlucosideGlycereth-26C12-14 Alketh-12Calcium ChlorideGellan GumHonokiolPPG-13-Decyltetradeceth-24GlucoseAcacia Senegal GumPanax Ginseng Adventitious Root Extracellular VesiclesDextrinCentella Asiatica Callus Extracellular VesiclesBrassica Campestris (Rapeseed) SterolsPhytosteryl/Behenyl/Octyldodecyl Lauroyl GlutamateAluminum/Magnesium Hydroxide StearatePentaerythrityl Tetra-di-t-butyl HydroxyhydrocinnamatePotassium Cetyl PhosphateDiethylhexyl SyringylidenemalonateTris(Tetramethylhydroxypiperidinol) CitrateCentella Asiatica ExtractCopper Tripeptide-1

C Tier: Marketing IdolsHype | Limited or Weak Data

Hydrolyzed CollagenChlorella Vulgaris ExtractGardenia Florida Fruit ExtractCynanchum Atratum ExtractAlthaea Rosea Flower ExtractMelia Azadirachta Flower ExtractCoccinia Indica Fruit ExtractMelia Azadirachta Leaf ExtractSolanum Melongena (Eggplant) Fruit ExtractOcimum Sanctum Leaf ExtractCorallina Officinalis ExtractCurcuma Longa (Turmeric) Root Extract

What Each Ingredient Does

Water: solvent base
Niacinamide: brightening barrier support
Butylene Glycol: humectant solvent
Propanediol: humectant solvent
Glycerin: primary humectant
Dipropylene Glycol: solvent humectant
Pentylene Glycol: humectant preservative booster
Glyceryl Glucoside: humectant water binder
1,2-Hexanediol: solvent preservative booster
Caprylic/Capric Triglyceride: light emollient
Glycereth-26: humectant emollient
C12-14 Alketh-12: solubilizer emulsifier
Polysorbate 20: solubilizer emulsifier
Salicylic Acid: leave-on exfoliant
Calcium Chloride: viscosity modifier
Hydrolyzed Collagen: film former humectant
Gellan Gum: gelling thickener
Honokiol: botanical antioxidant
Panthenol: soothing humectant
PPG-13-Decyltetradeceth-24: solubilizer surfactant
Hydrolyzed Sclerotium Gum: film former thickener
Chlorella Vulgaris Extract: botanical extract
Glucose: humectant sugar
Gardenia Florida Fruit Extract: botanical extract

Full Ingredient List (INCI)

Water, Niacinamide, Butylene Glycol, Propanediol, Glycerin, Dipropylene Glycol, Pentylene Glycol, Glyceryl Glucoside, 1,2-Hexanediol, Caprylic/Capric Triglyceride, Glycereth-26, C12-14 Alketh-12, Polysorbate 20, Salicylic Acid, Calcium Chloride, Hydrolyzed Collagen, Gellan Gum, Honokiol, Panthenol, PPG-13-Decyltetradeceth-24, Hydrolyzed Sclerotium Gum, Chlorella Vulgaris Extract, Glucose, Gardenia Florida Fruit Extract, Adenosine, Acacia Senegal Gum, Panax Ginseng Adventitious Root Extracellular Vesicles, Dextrin, Lecithin, Cynanchum Atratum Extract, Silica, Centella Asiatica Callus Extracellular Vesicles, Ethylhexylglycerin, Macadamia Ternifolia Seed Oil, Retinol, Hydrogenated Lecithin, Althaea Rosea Flower Extract, Brassica Campestris (Rapeseed) Sterols, Glycine, Cholesterol, Polyglyceryl-10 Laurate, Phytosteryl/Behenyl/Octyldodecyl Lauroyl Glutamate, Tocopheryl Acetate, Aluminum/Magnesium Hydroxide Stearate, Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate, Potassium Cetyl Phosphate, Glycine Soja (Soybean) Oil, Diethylhexyl Syringylidenemalonate, Tocopherol, Tris(Tetramethylhydroxypiperidinol) Citrate, Centella Asiatica Extract, Copper Tripeptide-1, Citric Acid, Hydroxyethylcellulose, Sodium Citrate, Melia Azadirachta Flower Extract, Coccinia Indica Fruit Extract, Melia Azadirachta Leaf Extract, Aloe Barbadensis Flower Extract, Solanum Melongena (Eggplant) Fruit Extract, Ocimum Sanctum Leaf Extract, Corallina Officinalis Extract, Curcuma Longa (Turmeric) Root Extract

Frequently Asked

Is numbuzin No.3 Blue Bio Retinol Pore Refining Serum worth it?

numbuzin No.3 Blue Bio Retinol Pore Refining Serum scores 4.3 out of 5.0 for efficacy (Strong) and 3.9 out of 5.0 for safety (Mostly Safe) on DemythSkin's independent ingredient analysis. This is a legitimately active serum, but the formula is still crowded with marketing noise and support ingredients that dilute the strength of the core treatment story. The efficacy score is driven mainly by niacinamide

What are the key active ingredients in numbuzin No.3 Blue Bio Retinol Pore Refining Serum?

numbuzin No.3 Blue Bio Retinol Pore Refining Serum contains these gold-standard actives with strong clinical evidence: Salicylic Acid, Retinol.

Does numbuzin No.3 Blue Bio Retinol Pore Refining Serum contain fragrance or known irritants?

DemythSkin's analysis found no flagged irritants in numbuzin No.3 Blue Bio Retinol Pore Refining Serum. It scores 3.9 out of 5.0 for safety.

How is numbuzin No.3 Blue Bio Retinol Pore Refining Serum scored?

DemythSkin grades every product on two independent axes: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are classified S through D against a database of over 3,000 compounds. No brand pays for a score.

Analyze on DemythSkin →

Analysis last updated: 2026-08-24. DemythSkin is an independent ingredient analyzer. Scores are computed by a deterministic rubric from published clinical evidence — no brand pays for a score.