

Bio-Retinol vs Naturium
Face Serum, 0.5% All-Trans Retinol · Vitamin C Super Serum Plus, Smoothing Face Care, plus…
Side-by-side comparison
Face Serum, 0.5% All-Trans Retinol·C Serum, 1 fl oz, All Skin Types, (Vitamin C Serum)
Side-by-side look at Bio-Retinol Face Serum, 0.5% All-Trans Retinol ($47.0) and Vitamin C Serum, 1 fl oz, All Skin Types, (Vitamin C Serum) ($15.0) in the serum category.
Luxury pick

Face Serum, 0.5% All-Trans Retinol
Budget dupe

C Serum, 1 fl oz, All Skin Types, (Vitamin C Serum)
| Spec | Bio-Retinol | Vitamin |
|---|---|---|
| Category | Serum | Serum |
| Finish | Varies | Varies |
| Coverage | Varies | Varies |
| Volume | N/A | 29.57 ml (1.0 fl oz) |
| Unit Price | $47 | $0.51 / ml |
| Skin Type | All | All |
| Tags | Luxury | Budget |
For a fair comparison, weigh formula claims, shade/finish, and wear time — not just price. Vitamin C Serum, 1 fl oz, All Skin Types, (Vitamin C Serum) undercuts Bio-Retinol Face Serum, 0.5% All-Trans Retinol by about 68%, but the luxury option may still win on texture, longevity, or shade match depending on your priorities.
Price drop alert
We watch Vitamin C Serum, 1 fl oz, All Skin Types, (Vitamin C Serum) (currently $15) and email you when the price drops.
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