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Anua Niacinamide 10% + TXA 4% Serum scores 8.9/9.8 vs Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid at 8.3/9.8. Anua Niacinamide 10% + TXA 4% Serum wins for active ingredients.
Anua Niacinamide 10% + TXA 4% Serum edges ahead, winning 2 of 5 attributes.
Scores last verified: June 2026
34 unique
6 in common
11 unique
Where Anua Niacinamide 10% + TXA 4% Serum really shines is active ingredient strength, scoring 8.6 compared to Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid's 3.5. Its formula features Niacinamide, Tranexamic Acid, and Alpha-Arbutin in high positions, signalling meaningful concentrations.
Ingredient Transparency is another area of separation. Anua Niacinamide 10% + TXA 4% Serum scores 8.8 here versus 7.8 for Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid. 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 saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid relies on Niacinamide. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Anua Niacinamide 10% + TXA 4% Serum is better if you have
Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid is better if you have
At budget pricing with a score of 8.9, Anua Niacinamide 10% + TXA 4% Serum delivers strong value. Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid sits at the luxury level with a 8.3 score — the extra cost doesn't translate to better scores here.
Anua Niacinamide 10% + TXA 4% Serum edges ahead with a slightly stronger formulation, but Saint Jane Beauty Star Flower Hydration Serum with Niacinamide and Hyaluronic Acid is still a solid pick.
Based on ingredient analysis, Anua Niacinamide 10% + TXA 4% Serum 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.