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Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 9.0/9.8 vs Farmacy 1% Vitamin A Retinol Serum 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
34 unique
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Where Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum really shines is active ingredient strength, scoring 7.8 compared to Farmacy 1% Vitamin A Retinol Serum's 5.9. Its formula features Niacinamide, Acetyl Dipeptide-1 Cetyl Ester, and Adenosine in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 9.6 here versus 8.6 for Farmacy 1% Vitamin A Retinol Serum. 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 farmacy 1% Vitamin A Retinol Serum relies on Ceramide Np, Tocopherol, and Retinol. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Farmacy 1% Vitamin A Retinol Serum 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 Farmacy 1% Vitamin A Retinol Serum 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.