Shop numbuzin No.3 Skin Softening Serum
Serum★ Popular
numbuzin

No.3 Skin Softening Serum

~$27· 50ml
Visible poresUneven textureRadiance

Tracked ingredients

Key actives from our research database. Click any to read the full evidence dossier.

Evidence behind the ingredients

Real citations from our research database — one per tracked active in this product. Click any ingredient name to read its full evidence dossier.

Galactomyces FermentModerate evidence5 citations

A yeast-based ingredient that brightens skin tone and refines the look of pores. Made famous by SK-II essences.

Nakamizo S, Yan X, Kabashima K, Enhancement of skin barrier function and augmentation of epidermal cell-cell interactions by galactomyces ferment filtrate, Journal of Dermatological Science 2024;115(2):94-97 — GFF strengthens skin barrier and enhances epidermal cell-cell interactions; mechanistic support for SK-II Pitera barrier claims

2024Mechanism onlyPMID:39013659View source ↗

Miyamoto K et al., Significant Reversal of Facial Wrinkle, Pigmented Spot and Roughness by Daily Application of Galactomyces Ferment Filtrate-Containing Skin Products for 12 Months—An 11-Year Longitudinal Skin Aging Rejuvenation Study, Journal of Clinical Medicine 2023;12(3):1168 — 86 female volunteers; 12-month daily application reversed wrinkle, spot, and roughness markers that had deteriorated over the prior 11-year interval

2023Positive — efficacyPMID:36769815View source ↗

Yan X et al., Galactomyces Ferment Filtrate Potentiates an Anti-Inflammaging System in Keratinocytes, Journal of Clinical Medicine 2022;11(21):6338 — GFF activates AHR/NRF2 antioxidant signaling, attenuating inflammaging

2022Mechanism onlyPMID:36362566View source ↗
NiacinamideStrong evidence8 citations

A multitasker that calms redness, evens out skin tone, and helps oily skin balance out. One of the safest do-a-little-of-everything ingredients.

Korean authors et al., Anti-acne and Tolerance Assessment of a Cleanser Containing Salicylic Acid, Gluconolactone and Niacinamide, Asian Journal of Beauty and Cosmetology 2024;22(3):383-391 — 4-week clinical trial (n=43 oily acne-prone): significant reduction in inflammatory + non-inflammatory acne lesions and sebum content; 2-week safety (n=39 sensitive skin) confirmed tolerance

2024Positive — efficacyKCI:ART003120116View source ↗

Korean authors et al., A split-face study to evaluate the efficacy of a dissolving microneedle-encapsulated niacinamide skin patch for the reduction of facial hyperpigmentation, Archives of Aesthetic Plastic Surgery 2022;28(4):113-118 — 17-patient 2-week split-face RCT: DMN niacinamide patch significantly reduced epidermal pigmentation score and melanin score vs untreated control side

2022Positive — efficacyKCI:ART002889427View source ↗

Liu H et al., Topical azelaic acid, salicylic acid, nicotinamide, sulphur, zinc and fruit acid (alpha-hydroxy acid) for acne, Cochrane Database of Systematic Reviews 2020;5:CD011368 — conclusion: clinical benefit is unclear

2020Meta-analysis — mixedPMID:32356369View source ↗

Sources: PubMed · KCI · J-Stage · CNKI · Wanfang · SFD · MFDS · Cochrane · SCCS · CIR. Every entry points to a specific document. See methodology for what each outcome label means.

Layering conflicts

Ingredients in this product that can react with common actives. Avoid stacking unless noted.

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