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Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad scores 8.9/9.8 vs IOPE Expert Retinol Serum Hydrogel Face Mask for Firming at 8.5/9.8. Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad wins for active ingredients.
Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad edges ahead, winning 2 of 5 attributes.
Scores last verified: June 2026
38 unique
8 in common
17 unique
Where Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad really shines is active ingredient strength, scoring 9.8 compared to IOPE Expert Retinol Serum Hydrogel Face Mask for Firming's 5.0. Its formula features Niacinamide, Ascorbyl Glucoside, and Ascorbic Acid in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. IOPE Expert Retinol Serum Hydrogel Face Mask for Firming scores 7.5 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 iOPE Expert Retinol Serum Hydrogel Face Mask for Firming relies on Niacinamide, Chondrus Crispus Extract, and Pyrus Communis (Pear) Fruit Extract. Both approaches have merit, but the positioning and supporting ingredients make the difference.
IOPE Expert Retinol Serum Hydrogel Face Mask for Firming is better if you have
Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad is better if you have
At budget pricing with a score of 8.5, IOPE Expert Retinol Serum Hydrogel Face Mask for Firming is a decent pick. Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad sits at the mid-range level with a 8.9 score — the higher investment pays off in formulation quality.
Numbuzin No.5 Vitamin-Niacinamide Concentrated Pad edges ahead with a slightly stronger formulation, but IOPE Expert Retinol Serum Hydrogel Face Mask for Firming is still a solid pick.
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.
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.
Honest skincare intel. No jargon, no gatekeeping — just the ingredients decoded.
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© 2026 Gracie. All rights reserved. Data sourced from Open Beauty Facts (ODbL) and EU CosIng.