Anua Niacinamide 10% + TXA 4% Serum vs SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml
Anua Niacinamide 10% + TXA 4% Serum scores 8.9/9.8 vs SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml at 8.4/9.8. Anua Niacinamide 10% + TXA 4% Serum wins for active ingredients.
Head to head
Niacinamide 10% + TXA 4% Serum

GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml
Score comparison
Anua Niacinamide 10% + TXA 4% Serum edges ahead, winning 2 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
TIEIrritation Risk
TIEActive Ingredient Strength
Anua WINSIngredient Transparency
TIEFormulation Safety
Anua WINSIngredient face-off
20% overlapOnly in Anua Niacinamide 10% + TXA 4% Serum
32 unique
Shared ingredients
8 in common
Only in SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml
26 unique
Why Anua Niacinamide 10% + TXA 4% Serum comes out ahead
Where Anua Niacinamide 10% + TXA 4% Serum really shines is active ingredient strength, scoring 8.6 compared to SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml's 5.3. Its formula features Niacinamide, Tranexamic Acid, and Alpha-Arbutin in high positions, signalling meaningful concentrations.
Formulation Safety is another area of separation. Anua Niacinamide 10% + TXA 4% Serum scores 9.0 here versus 8.0 for SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml. That difference comes down to how each formula is built — the ingredient list tells the story.
Anua Niacinamide 10% + TXA 4% Serum brings Niacinamide, Tranexamic Acid, and Alpha-Arbutin as actives, while sK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml relies on Galactomyces Ferment Filtrate, Niacinamide, and Bisabolol. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
Anua Niacinamide 10% + TXA 4% 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
SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml 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 budget pricing with a score of 8.9, Anua Niacinamide 10% + TXA 4% Serum delivers strong value. SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml sits at the luxury level with a 8.4 score — the extra cost doesn't translate to better scores here.
Our verdict
Anua Niacinamide 10% + TXA 4% Serum edges ahead with a slightly stronger formulation, but SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml is still a solid pick.

Frequently asked questions
Which is better: Anua Niacinamide 10% + TXA 4% Serum or SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml?
Based on ingredient analysis, Anua Niacinamide 10% + TXA 4% Serum scores higher overall. See the full score breakdown above for details on each attribute.
Do Anua Niacinamide 10% + TXA 4% Serum and SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between Anua Niacinamide 10% + TXA 4% Serum and SK-II GenOptics Infinitaura Brightening Serum with Niacinamide, 30ml?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.