Quick answer: the closest match for the Anua Niacinamide 10% + TXA 4% Serum is the Byoma Brightening Serum: it matches every key treatment active (Niacinamide and Tranexamic Acid). Same price tier (Budget), so this is an alternative rather than a saving.
The contextWhy look for a Niacinamide 10% + TXA 4% Serum dupe?
A pigment-focused serum pairing 10% niacinamide with 4% tranexamic acid for dark spots and uneven tone. A well-targeted brightening duo at a budget price; results on stubborn pigment build gradually with daily SPF.
A good dupe isn't about a matching label — it's about matching the hero actives, the ingredients carrying the real work. For this serum that means Niacinamide, Tranexamic Acid, Hyaluronic Acid. The alternatives below are ranked by how many of those they match, then by price.
The matchesClosest alternatives
★ Closest match2 of 3
hero actives matched
BudgetNiacinamideTranexamic Acid
Why it works: Matches every key treatment active in the original: Niacinamide and Tranexamic Acid.
What's different: Same price tier (Budget), so this is an alternative rather than a saving.
Full ingredient analysis → 2 of 3
hero actives matched
BudgetNiacinamideTranexamic Acid
Why it works: Matches every key treatment active in the original: Niacinamide and Tranexamic Acid.
What's different: Same price tier (Budget), so this is an alternative rather than a saving.
Full ingredient analysis →2 of 3
hero actives matched
BudgetNiacinamideHyaluronic Acid
Why it works: Shares Niacinamide, but not the original's Tranexamic Acid.
What's different: Same price tier (Budget), so this is an alternative rather than a saving.
Full ingredient analysis →2 of 3
hero actives matched
BudgetNiacinamideHyaluronic Acid
Why it works: Shares Niacinamide, but not the original's Tranexamic Acid.
What's different: Same price tier (Budget), so this is an alternative rather than a saving.
Full ingredient analysis →2 of 3
hero actives matched
BudgetNiacinamideHyaluronic Acid
Why it works: Shares Niacinamide, but not the original's Tranexamic Acid.
What's different: Same price tier (Budget), so this is an alternative rather than a saving.
Full ingredient analysis →1 of 3
hero actives matched
BudgetNiacinamide
Why it works: Shares Niacinamide, but not the original's Tranexamic Acid.
What's different: Same price tier (Budget), so this is an alternative rather than a saving.
Full ingredient analysis →Common questions
What is the best dupe for the Anua Niacinamide 10% + TXA 4% Serum?
The closest match for the Anua Niacinamide 10% + TXA 4% Serum is the Byoma Brightening Serum: it matches every key treatment active (Niacinamide and Tranexamic Acid). Same price tier (Budget), so this is an alternative rather than a saving.
Are Niacinamide 10% + TXA 4% Serum dupes really as good as the original?
A dupe matches the hero actives — the ingredients doing the measurable work — but rarely the full sensory experience. Texture, fragrance, supporting ingredients and exact concentrations differ, so treat a dupe as a value-led alternative rather than an identical copy.
How does Skin Stacker choose Niacinamide 10% + TXA 4% Serum dupes?
We look at products in the same category (serum) that share at least one of its hero actives (Niacinamide, Tranexamic Acid and Hyaluronic Acid), rank them by how many of its key treatment actives they match, then by price. Matches are based on published ingredient lists, not lab testing.
Compare them yourself
Head-to-headCompare this with…
Same-category picks that share at least one hero active — see ingredients, price and who each suits, side by side.
Showing the 6 closest of 10 comparisons.
Browse every comparison →Skin Stacker is independent and receives no payment from any brand. "Dupe" matches are based on publicly disclosed INCI lists and shared hero actives — not on side-by-side lab testing. A shared active profile does not guarantee an identical experience: texture, fragrance, supporting ingredients and concentrations all differ. Formulations change — always re-check the current label before buying.