ISOI Brightening Calming Spot Serum

This korean serum by ISOI, the Brightening Calming Spot Serum, is a bestselling pick curated by Koolseoul in Seoul. Handpicked from Korea’s freshest launches, it brings a real Seoul beauty aisle to your bathroom shelf.

Apply a few drops after toner and pat gently until absorbed. This lightweight leave-on layer targets tone, texture and hydration for a smoother, glowier finish over time.

We ship worldwide from Seoul with tracked delivery, so your ISOI order arrives fresh and safe. Every product is 100 percent authentic and sourced directly from Korean stores and distributors.

ISOI Brightening Calming Spot Serum 50ml