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Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 9.0/9.8 vs Dr. Althea Dr. Althea 147 Barrier Cream 50ml 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 1 of 5 attributes.
Scores last verified: April 2026
42 unique
10 in common
32 unique
Where Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum really shines is active ingredient strength, scoring 7.8 compared to Dr. Althea Dr. Althea 147 Barrier Cream 50ml's 3.5. Its formula features Niacinamide, Acetyl Dipeptide-1 Cetyl Ester, and Adenosine in high positions, signalling meaningful concentrations.
Ingredient Transparency is another area of separation. Dr. Althea Dr. Althea 147 Barrier Cream 50ml scores 8.8 here versus 8.5 for Kiehl's Retinol Skin-Renewing Daily Micro-Dose 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 dr. Althea Dr. Althea 147 Barrier Cream 50ml relies on Ceramide Np, Artemisia Princeps Leaf Extract, and Persea Gratissima Fruit Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Dr. Althea Dr. Althea 147 Barrier Cream 50ml is better if you have
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum is better if you have
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum comes in at premium pricing with a 9.0 score, which is solid value at that tier.
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum edges ahead with a slightly stronger formulation, but Dr. Althea Dr. Althea 147 Barrier Cream 50ml 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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