Shop numbuzin No.3 Porcelain Base-Skip Tone Up Beige SPF50+ PA++++ Korean Skincare 1.69 fl oz
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numbuzin

No.3 Porcelain Base-Skip Tone Up Beige SPF50+ PA++++ Korean Skincare 1.69 fl oz

~$18· 1.69 fl ozSPF 50
AcneDark spotsRednessVisible pores

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.

Zinc OxideModerate evidence5 citations

A physical sunscreen that sits on top of your skin and blocks UV. Broad-spectrum and gentle enough for sensitive or rosacea-prone skin.

Kern C et al., Evaluation of an SPF50 Sunscreen Containing Photolyase and Antioxidants for its Anti-Photoaging Properties and Photoprotection, Journal of Drugs in Dermatology 2022;21(5):517-520 — 10.7% zinc oxide SPF50 mineral sunscreen improved photoaging signs over 12 weeks

2022Positive — efficacyPMID:35533024View source ↗

MFDS Approved Functional Cosmetic Active — Zinc Oxide (UV protection / sunscreen). Korean Ministry of Food and Drug Safety, Cosmetic Functional Active Ingredient List — inorganic UV filter approved under the Korean Functional Cosmetics Codex sunscreen category

2020Regulatory approvalMFDS:ZincOxide-SunscreenView source ↗

CIR Safety Assessment of Zinc Salts as Used in Cosmetics (Scott et al.), final report 2018 / re-review 2024 (covers zinc oxide among 27 zinc ingredients)

2018Safety assessmentDOI:10.1177/10915818241227124View source ↗
Titanium DioxideStrong evidence7 citations

Another physical sunscreen that blocks UV. Often paired with zinc oxide for full sun protection.

Polena H et al., Comparison of Visible Light-Protective Tinted Sunscreen to Untinted Sunscreen to Protect Melasma Patients During Summer: A Prospective Randomized Investigator-Blinded Study, Journal of Cosmetic Dermatology 2025;24(10):e70450 — pigmentary titanium dioxide + iron oxide tinted sunscreen significantly improved pigmentation uniformity between melasma-affected and unaffected skin vs untinted (∆L*, ∆ITA°, ∆E significantly reduced; not in untinted group)

2025Positive — efficacyPMID:41014037View source ↗

SCCS Scientific Advice on Titanium Dioxide (TiO2) (CAS/EC 13463-67-7/236-675-5, 1317-70-0/215-280-1, 1317-80-2/215-282-2), SCCS/1661/23

2024Safety assessmentSCCS/1661/23View source ↗

Ezekwe N et al., Evaluation of the protection of sunscreen products against long wavelength ultraviolet A1 and visible light-induced biological effects, Photodermatology, Photoimmunology & Photomedicine 2024;40(1):e12937 — the titanium dioxide 11% + iron oxide tinted product gave statistically significantly less erythema (IGA, Δoxyhemoglobin, Δa*) and less pigmentation at all time points vs unprotected irradiated skin

2024Positive — efficacyPMID:38069506View source ↗
NiacinamideStrong evidence11 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.

Moro F et al., Skin Cancer Prevention and Antiaging: Role of Nicotinamide, International Journal of Molecular Sciences 2026

2026Mechanism onlyPMID:42278444View source ↗

Passeron T et al., An Investigator-Blinded, Randomized Trial of a Broad-Spectrum Sunscreen Containing Sclareolide and Niacinamide, Dermatology and Therapy (Heidelberg) 2026

2026Positive — efficacyPMID:41240206View source ↗

Vergilio MM et al., Topical Formulation with Niacinamide Combined with 5 MHz Ultrasound for Improving Skin Ageing, Current Medicinal Chemistry 2025

2025Positive — efficacyPMID:39171587View source ↗
+3 more ingredients
Centella AsiaticaModerate evidence9 citations

Also called "cica," it calms redness, repairs the skin barrier, and speeds up healing. The go-to for irritated or reactive skin.

Hur N et al., A Randomized, Double-Blind, Placebo-Controlled Trial Assessing the Effects of Oral Centella asiatica Extract on Skin Aging-Related Parameters in Middle-Aged Korean Women, Nutrients 2026

2026Positive — efficacyPMID:42196964View source ↗

Borowicz KK et al., Geroprotective Potential of Centella asiatica: Modulation of Cellular Aging, Nutrients 2026

2026Mechanism onlyPMID:42280293View source ↗

Su Z et al., The Effectiveness and Safety of a Skin Care Product With Centella asiatica Leaf Extract, Ceramide NP, and Panthenol in Subjects With Sensitive Skin: A Prospective, Observational Study, Journal of Cosmetic Dermatology 2025;24(7):e70324 — Sun Yat-Sen U 4-week study; cream provided rapid relief of facial redness and supported barrier function

2025Positive — efficacyPMID:40682399View source ↗
EGCG (Green Tea)Strong evidence7 citations

A polyphenol from green tea that calms UV-triggered redness and reinforces your sunscreen as a second line of antioxidant defense.

Detudom P, Kamanamool N, Paichitrojjana A, Udompataikul P, Udompataikul M, Efficacy of anti-sebum moisturizing cream containing 2% l-carnitine and 5% epigallocatechin gallate in seborrhea, Journal of Cosmetic Dermatology 2023;22(11):3058-3064 — Thai RCT showed EGCG-containing cream significantly reduced sebum and improved hydration in seborrhea

2023Positive — efficacyPMID:37194909View source ↗

Ud-Din S et al., A Double-Blind, Randomized Trial Shows the Role of Zonal Priming and Direct Topical Application of Epigallocatechin-3-Gallate in the Modulation of Cutaneous Scarring in Human Skin, Journal of Investigative Dermatology 2019;139(8):1680-1690 — topical EGCG reduced scar thickness weeks 1-3 and increased elasticity at week 4 vs placebo

2019Positive — efficacyPMID:30822414View source ↗

Shin S et al., Epigallocatechin Gallate-Mediated Alteration of the MicroRNA Expression Profile in DHT-Treated Human Dermal Papilla Cells, Annals of Dermatology 2016;28(3):327-34 — EGCG altered miRNA expression to protect dermal papilla cells from DHT-induced death, oxidative stress, and senescence (hair-loss mechanism)

2016Mechanism onlyPMID:27274631View source ↗
ChamomileModerate evidence5 citations

The classic "tea-bag-on-puffy-eyes" botanical. Calms angry skin via the same anti-inflammatory pathways psoriasis drugs target, just gentler. Good for reactive or rosacea-prone complexions.

Essential Oil of Matricaria chamomilla Alleviates Psoriatic-Like Skin Inflammation by Inhibiting PI3K/Akt/mTOR and p38MAPK Signaling Pathway, Clinical Cosmetic and Investigational Dermatology 2024

2024Mechanism onlyPMID:38222858View source ↗

Phytochemical, Technological, and Pharmacological Study on the Galenic Dry Extracts Prepared from German Chamomile Flowers (Romania), Plants 2024

2024Mechanism onlyPMID:38337883View source ↗

Comparative analysis of whole plant, flower and root extracts of Chamomilla recutita L. (Germany), Frontiers in Immunology 2024

2024Mechanism onlyPMID:38720895View 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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