Verdict
The serum the booster wants. Thin, fast, not a moisturizer. Fine without the device; better with it if you already own one.

Medicube · K-Beauty · Desk review
A serum that wants a device, and still works without one.
Viral score 79 — a weather report, not a halo.
A concentrated shot serum designed to follow the Booster Pro, with a thin enough texture to layer under anything. Fine on fingers if you do not own the machine.

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Desk review · Updated September 2026
The serum the booster wants. Thin, fast, not a moisturizer. Fine without the device; better with it if you already own one.
Booster Pro owners, or anyone who wants a watery 'shot' under cream.
You do not own the device and expected a cream. This is a layer, not a seal.
Instead? The shot is the fuel. The booster is the engine. Do not buy the engine for the bottle.
The serum the booster wants. Thin, fast, not a moisturizer. Fine without the device; better with it if you already own one.
Booster Pro owners, or anyone who wants a watery 'shot' under cream.
You do not own the device and expected a cream. This is a layer, not a seal.
Two pumps after toner, before cream. If using a device, apply first, then glide. Texture: Watery shot, almost a mist. Size: 300 ml / refill pods.
Shop links on this page go to a specific Amazon product page. UAE shoppers get Amazon.ae when we have a verified listing; everyone else gets Amazon.com. Those links are editorial as of 23 September 2026. We never use generic search links.
Most gadgets are abandoned. These three are still plugged in.
Not a gadget haul. The mid-ticket bottles this desk still finishes after the trend week ends.

COSRX · K-Beauty
The viscous classic. Still the one.

Medicube · K-Beauty
A jelly that makes bouncy feel like a real word.

Anua · K-Beauty
Oil cleanser, foam, serum. That is the routine.

ANUA · K-Beauty
Milky rice-water toner that finishes the bottle without a scent story.