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Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 9.0/9.8 vs fresh Umbrian Clay Pore Purifying Face Mask at 8.3/9.8. Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum wins for active ingredients.
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum edges ahead, winning 2 of 5 attributes.
Scores last verified: June 2026
31 unique
12 in common
30 unique
Where Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum really shines is active ingredient strength, scoring 7.8 compared to fresh Umbrian Clay Pore Purifying Face Mask's 4.4. Its formula features Niacinamide, Acetyl Dipeptide-1 Cetyl Ester, and Adenosine in high positions, signalling meaningful concentrations.
Formulation Safety is another area of separation. Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 9.0 here versus 8.7 for fresh Umbrian Clay Pore Purifying Face Mask. That difference comes down to how each formula is built — the ingredient list tells the story.
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum brings Niacinamide, Acetyl Dipeptide-1 Cetyl Ester, and Adenosine as actives, while fresh Umbrian Clay Pore Purifying Face Mask relies on Saccharomyces/Xylinum/Black Tea Ferment, Acetyl Dipeptide-1 Cetyl Ester, and Camellia Sinensis Leaf Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
fresh Umbrian Clay Pore Purifying Face Mask is better if you have
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum is better if you have
Both sit in the premium bracket, so value comes down to formulation quality. Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum gets the nod here with its 9.0 overall score — you're getting more for a similar outlay.
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum edges ahead with a slightly stronger formulation, but fresh Umbrian Clay Pore Purifying Face Mask is still a solid pick.
Based on ingredient analysis, Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores higher overall. See the full score breakdown above for details on each attribute.
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.