Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum vs Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 8.9/9.8 and Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin scores 9.0/9.8 — a near-tie where your skin type decides the winner.
Head to head
Retinol Skin-Renewing Daily Micro-Dose Serum
Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin
Score comparison
These two are neck and neck — just 0.1 points apart.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
Kiehl's WINSIrritation Risk
Kiehl's WINSActive Ingredient Strength
Kiehl's WINSIngredient Transparency
Rejuran WINSFormulation Safety
Kiehl's WINSIngredient face-off
17% overlapOnly in Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum
35 unique
Shared ingredients
7 in common
Only in Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin
34 unique
Why these two are neck and neck
These two masks take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Active Ingredient Strength is another area of separation. Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum scores 7.8 here versus 6.3 for Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin. That difference comes down to how each formula is built — the ingredient list tells the story.
Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin brings Niacinamide, Allantoin, and Adenosine as actives, while kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum relies on Niacinamide, Acetyl Dipeptide-1 Cetyl Ester, and Adenosine. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Glycerin
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Butylene Glycol
- Anyone who prefers clean, well-vetted formulations
Value comparison
At premium pricing with a score of 8.9, Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum is a decent pick. Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin sits at the mid-range level with a 9.0 score — the higher investment pays off in formulation quality.
Our verdict
It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.
Frequently asked questions
Which is better: Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum or Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin?
Based on ingredient analysis, Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin scores higher overall. See the full score breakdown above for details on each attribute.
Do Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum and Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between Kiehl's Retinol Skin-Renewing Daily Micro-Dose Serum and Rejuran Turnover Mask c-PDRN® 5-Pack for Uneven Texture & Brightening Dull Skin?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.