ISDIN vs ISDIN — side by side, no bias.
Our pick
Isdinceutics Retinal Intense
9/10 · ISDIN
| Isdinceutics Flavo-C Serum | Isdinceutics Retinal Intense | |
|---|---|---|
| Brand | ISDIN | ISDIN |
| Category | serum | serum |
| Editor Rating | 8.5/10 | 9/10 ★ |
| Category | serum | serum |
| Texture | Lightweight serum | Concentrated serum |
| Finish | Brightened | Smooth, absorbed |
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| Verdict | ISDIN's flagship vitamin C serum in the Isdinceutics professional line — 15% L-AA + ferulic + tocopherol in airless packaging. The Spanish-pharmacy direct competitor to SkinCeuticals C E Ferulic at significantly lower pricing. The Flavo-C ampoules are the daily-dose format; this serum is the multi-use bottle. | 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. |
