APLB Glutathione Niacinamide Ampoule Serum vs Numbuzin No.5 Vitamin Concentrated Serum

Same shelf, different answers — here's the whole picture in one table. Click either product for full ingredient decode, skin-twin reviews and every retailer's landed cost.

APLB Glutathione Niacinamide Ampoule Serum
APLBGlutathione Niacinamide Ampoule SerumFull breakdown →
Numbuzin No.5 Vitamin Concentrated Serum
NumbuzinNo.5 Vitamin Concentrated SerumFull breakdown →
APLB Glutathione Niacinamide Ampoule SerumNumbuzin No.5 Vitamin Concentrated Serum
StepSerumSerum
Price$16.4$28
Best landed cost$24.90$28
Rating★ 4.9 (111)★ 4.5 (3,300)
Evidence gradeCB
Korea signal#9 serum · Olive Young Korea (seed)
Hero ingredientsGlutathione, NiacinamideVitamin C, Niacinamide, Glutathione
Best forDullness, Dark spots (PIH)Dullness, Dark spots (PIH)
Skin typesOily, Dry, Combination, NormalNormal, Combination, Oily, Dry
Texturelightlight
Tone noteAll tonesAll tones
Fragrance-free
Fungal-acne safe
US stock✗ import only
Our read: Numbuzin No.5 Vitamin Concentrated Serum carries the stronger evidence grade (B); APLB Glutathione Niacinamide Ampoule Serum wins on landed cost. If your concerns match both, evidence is the tiebreaker we'd use.

Prices and rankings are seed data pending weekly verification. Take the 60-second quiz and both products get a personal match score on their pages.