Dr.althea 15% Niacinamide Purity Serum

The korean serum by Dr.althea is a Korean skincare pick sourced in Seoul and curated by Koolseoul for K-beauty routines worldwide. It is formulated around niacinamide brightening. It brings the exact Korean formula found on shelves in Seoul beauty stores.

Layer a few drops after toner and before moisturizer, morning and night. It fits neatly into any minimal K-beauty ritual and layers well with the rest of your rotation. Dr.althea keeps the formula focused on gentle, skin-friendly ingredients.

Koolseoul ships every order worldwide from Seoul with tracked delivery and careful packing. Every product is sourced in Korea and 100% authentic.

DR.ALTHEA 15% Niacinamide Purity Serum 30ml