Comparison
30 Day Treatment vs Estelle & Thild Super Bright Vitamin C Serum
BIOEFFECT vs Estelle & Thild — side by side, no bias.
BIOEFFECT
30 Day Treatment
8.7/10serum
Estelle & Thild
Estelle & Thild Super Bright Vitamin C Serum
8/10serum
Our pick
30 Day Treatment
8.7/10 · BIOEFFECT
| 30 Day Treatment | Estelle & Thild Super Bright Vitamin C Serum | |
|---|---|---|
| Brand | BIOEFFECT | Estelle & Thild |
| Category | serum | serum |
| Editor Rating | 8.7/10 ★ | 8/10 |
| Category | serum | serum |
| Texture | Individual vial gel serum | Stable vitamin C serum |
| Finish | Firmed, plumped, luminous | Brightened |
| Skin Types |
Ingredient Breakdown
Only in 30 Day Treatment
Only in Estelle & Thild Super Bright Vitamin C Serum
None — all ingredients are shared