numbuzin No.5 Vitamin-Niacinamide Concentrated Pad vs Sunday Riley B3 Nice 10% Niacinamide Serum
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad scores 8.9/9.8 vs Sunday Riley B3 Nice 10% Niacinamide Serum at 8.5/9.8. numbuzin No.5 Vitamin-Niacinamide Concentrated Pad wins for active ingredients.
Head to head
No.5 Vitamin-Niacinamide Concentrated Pad

B3 Nice 10% Niacinamide Serum
Score comparison
numbuzin No.5 Vitamin-Niacinamide Concentrated Pad edges ahead, winning 3 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
numbuzin WINSIrritation Risk
TIEActive Ingredient Strength
numbuzin WINSIngredient Transparency
numbuzin WINSFormulation Safety
TIEIngredient face-off
7% overlapOnly in numbuzin No.5 Vitamin-Niacinamide Concentrated Pad
22 unique
Only in Sunday Riley B3 Nice 10% Niacinamide Serum
40 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 Sunday Riley B3 Nice 10% Niacinamide Serum's 7.6. Its formula features Niacinamide, Ascorbyl Glucoside, and Ascorbic Acid in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. numbuzin No.5 Vitamin-Niacinamide Concentrated Pad scores 7.1 here versus 5.1 for Sunday Riley B3 Nice 10% Niacinamide Serum. 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 sunday Riley B3 Nice 10% Niacinamide Serum relies on Niacinamide, Resveratrol, and Asiaticoside. 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
Sunday Riley B3 Nice 10% Niacinamide Serum is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
- 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. Sunday Riley B3 Nice 10% Niacinamide Serum sits at the premium level with a 8.5 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 Sunday Riley B3 Nice 10% Niacinamide Serum is still a solid pick.

Frequently asked questions
Which is better: numbuzin No.5 Vitamin-Niacinamide Concentrated Pad or Sunday Riley B3 Nice 10% Niacinamide Serum?
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 Sunday Riley B3 Nice 10% Niacinamide Serum 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 Sunday Riley B3 Nice 10% Niacinamide Serum?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.