ISDIN vs MartiDerm — side by side, no bias.
Our pick
Isdinceutics Retinal Intense
9/10 · ISDIN
| Isdinceutics Retinal Intense | Pigment Zero DSP-Bright Ampoules | |
|---|---|---|
| Brand | ISDIN | MartiDerm |
| Category | serum | serum |
| Editor Rating | 9/10 ★ | 8.8/10 |
| Category | serum | serum |
| Texture | Concentrated serum | Lightweight ampoule serum |
| Finish | Smooth, absorbed | Brightening |
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| Verdict | ISDIN's retinaldehyde powerhouse — a step above retinol in the vitamin A hierarchy. Retinal (retinaldehyde) converts to retinoic acid in one step instead of two, meaning faster results with less irritation than prescription tretinoin. ISDIN pairs it with HPR (hydroxypinacolone retinoate) for a dual-retinoid approach, plus bakuchiol as a botanical synergist and hyaluronic acid for hydration. The Spanish derm brand's most serious anti-aging product. | Martiderm's Pigment Zero DSP-Bright stacks five depigmenting mechanisms in one ampoule formula: tranexamic acid (gold-standard melasma drug), hexylresorcinol (Synovea HR — the potent tyrosinase inhibitor), ascorbyl glucoside (stable vitamin C), niacinamide (melanin transfer inhibitor), and Bellis Perennis (daisy flower extract — alpha-MSH antagonist). €72 for genuinely uncommon five-pathway pigmentation work. |
