numbuzin No.5 Vitamin-Niacinamide Concentrated Pad vs U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad scores 8.9/9.8 vs U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol at 8.6/9.8. numbuzin No.5 Vitamin-Niacinamide Concentrated Pad wins for active ingredients.
Head to head
No.5 Vitamin-Niacinamide Concentrated Pad

The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol
Score comparison
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad edges ahead, winning 2 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
U Beauty WINSIrritation Risk
TIEActive Ingredient Strength
numbuzin WINSIngredient Transparency
numbuzin WINSFormulation Safety
TIEIngredient face-off
9% overlapOnly in numbuzin No.5 Vitamin-Niacinamide Concentrated Pad
20 unique
Only in U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol
49 unique
Why numbuzin No.5 Vitamin-Niacinamide Concentrated Pad comes out ahead
Where numbuzin No.5 Vitamin-Niacinamide Concentrated Pad really shines is active ingredient strength, scoring 9.8 compared to U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol's 5.3. Its formula features Niacinamide, Ascorbyl Glucoside, and Ascorbic Acid in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol scores 8.4 here versus 7.1 for numbuzin No.5 Vitamin-Niacinamide Concentrated Pad. That difference comes down to how each formula is built — the ingredient list tells the story.
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad brings Niacinamide, Ascorbyl Glucoside, and Ascorbic Acid as actives, while u Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol relies on Retinyl Linoleate, Tocopheryl Acetate, and Citrullus Lanatus (Watermelon) Fruit Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad 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
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Glycerin
- Anyone who prefers clean, well-vetted formulations
Value comparison
At mid-range pricing with a score of 8.9, numbuzin No.5 Vitamin-Niacinamide Concentrated Pad delivers strong value. U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol sits at the luxury level with a 8.6 score — the extra cost doesn't translate to better scores here.
Our verdict
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad edges ahead with a slightly stronger formulation, but U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol is still a solid pick.

Frequently asked questions
Which is better: numbuzin No.5 Vitamin-Niacinamide Concentrated Pad or U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol?
Based on ingredient analysis, numbuzin No.5 Vitamin-Niacinamide Concentrated Pad scores higher overall. See the full score breakdown above for details on each attribute.
Do numbuzin No.5 Vitamin-Niacinamide Concentrated Pad and U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between numbuzin No.5 Vitamin-Niacinamide Concentrated Pad and U Beauty The SMOOTH Dynamic Wrinkle Defense Serum with Copper Peptides + Retinol?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.