Cos De BAHA Arbutin+Niacinamide Serum vs Goodal Green Tangerine Vita C Dark Spot Serum Plus
Same shelf, different answers — here's the whole picture in one table. Click either product for full ingredient decode, skin-twin reviews and every retailer's landed cost.

Cos De BAHA — Arbutin+Niacinamide SerumFull breakdown →
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Goodal — Green Tangerine Vita C Dark Spot Serum PlusFull breakdown →
| Cos De BAHA Arbutin+Niacinamide Serum | Goodal Green Tangerine Vita C Dark Spot Serum Plus | |
|---|---|---|
| Step | Serum | Serum |
| Price | $18 | $22 |
| Best landed cost | $26.70 | $22 |
| Rating | ★ 5 (6) | ★ 4.4 (4,600) |
| Evidence grade | B | B |
| Korea signal | — | #10 serum · Olive Young Korea (seed) |
| Hero ingredients | Alpha-arbutin, Niacinamide | Vitamin C, Niacinamide, Alpha-arbutin |
| Best for | Dark spots (PIH), Dullness | Dark spots (PIH), Dullness |
| Skin types | Oily, Dry, Combination, Normal | Normal, Combination, Dry, Oily |
| Texture | light | light |
| Tone note | All tones | All tones |
| Fragrance-free | ✓ | ✗ |
| Fungal-acne safe | ✗ | ✗ |
| US stock | ✗ import only | ✓ |
Our read: Evidence grades are equal (B) — so let fit decide: check the skin-type rows above, and if both fit, Goodal Green Tangerine Vita C Dark Spot Serum Plus is the cheaper landed cost over Cos De BAHA Arbutin+Niacinamide Serum.
Prices and rankings are seed data pending weekly verification. Take the 60-second quiz and both products get a personal match score on their pages.