numbuzin: No.3 Serum, No.5 Serum & No.3 Toner
Tracked every week, not on this month's board.
Plain store links. We don't earn anything from them.
- Status
- On the radar
- On our board since
- —
- In the US
- Known in the US, searches still modest
- US searches vs a year ago
- +10%
Products to know
- No.3 Skin Softening Serum · serum
- No.5+ Glutathione Vitamin Concentrated Serum · serum
- No.3 Super Glowing Essence Toner · toner
numbuzin is a Korean skincare brand that organizes its products by numbers, with each number tied to a skin concern. Its best-known product is the No.3 Skin Softening Serum.
- Type
- skincare
- Price
- Mid-range
- Made for
- routines built around a skin concern
- Sold in the US at
- YesStyle · Stylevana · Ulta · Amazon · the brand's own US site
Where it stands
numbuzin isn't on our October 2026 list. We track it every week and it'll show up there if it clears our Korea screen.
Some American shoppers already know numbuzin, though it's nowhere near the search volume of a COSRX. Compared with a year ago, US searches are up roughly 10%.
US Google search interest in numbuzin, 4-week average. 100 is the busiest stretch of the past year. Data source: Google Trends.
Where to buy numbuzin in the US
How we pick brands, and how past picks did: methodology · track record.