iUNIK vs Sulwhasoo — side by side, no bias.
Our pick
Beta Glucan Power Moisture Serum
9/10 · iUNIK
| Beta Glucan Power Moisture Serum | First Care Activating Serum | |
|---|---|---|
| Brand | iUNIK | Sulwhasoo |
| Category | serum | serum |
| Editor Rating | 9/10 ★ | 8.5/10 |
| Category | serum | serum |
| Texture | Slightly viscous but watery serum that absorbs cleanly | Fluid, slightly oily serum with a luxurious slip |
| Finish | calm, hydrated without shine | radiant, dewy |
| Skin Types |
| Targets |
| Pros |
|
|
| Cons |
|
|
| Verdict | iUNIK signature product and one of the best-kept secrets in sensitive-skin K-beauty. 70% beta-glucan — a powerhouse humectant and soothing agent — combined with a minimalist supporting cast. The result is a serum that hydrates like hyaluronic acid but also calms reactive skin the way centella does. Cult favorite for a reason. | Sulwhasoo's flagship product and arguably the most iconic luxury serum in K-beauty. The JAUM Activating Complex — a proprietary blend of Korean herbal extracts including ginseng, peony, and rehmannia — provides a cumulative radiance and firmness that cheaper alternatives struggle to replicate. The texture is beautiful, the scent is a refined herbal fragrance, and the results are genuine with consistent use. Whether those results justify $89 depends on your budget, but this is one premium product where you're paying for formulation, not just branding. |
