Jumiso All Day Vitamin VC-IP 1.0 Firming Serum vs By Wishtrend Vitamin C 21.5% Advanced Serum
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.

Jumiso — All Day Vitamin VC-IP 1.0 Firming SerumFull breakdown →
B
By Wishtrend — Vitamin C 21.5% Advanced SerumFull breakdown →
| Jumiso All Day Vitamin VC-IP 1.0 Firming Serum | By Wishtrend Vitamin C 21.5% Advanced Serum | |
|---|---|---|
| Step | Serum | Serum |
| Price | $22 | $27 |
| Best landed cost | $26.99 | $27 |
| Rating | ★ 4.5 (330) | ★ 4.4 (4,400) |
| Evidence grade | B | A |
| Korea signal | — | #40 serum · Olive Young Korea (seed) |
| Hero ingredients | Vitamin C | Vitamin C |
| Best for | Aging, Dullness | Dark spots (PIH), Dullness, Aging |
| Skin types | Dry, Normal, Combination | Normal, Combination, Dry |
| Texture | light | light |
| Tone note | All tones | All tones |
| Fragrance-free | ✗ | ✓ |
| Fungal-acne safe | ✗ | ✓ |
| US stock | ✓ | ✓ |
Our read: By Wishtrend Vitamin C 21.5% Advanced Serum carries the stronger evidence grade (A); Jumiso All Day Vitamin VC-IP 1.0 Firming Serum wins on landed cost. If your concerns match both, evidence is the tiebreaker we'd use.
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.