Side-by-side comparison

Anua Niacinamide 10% + TXA 4% Serum vs Haruharu Wonder Black Rice Hyaluronic Serum

Both are serums. They share a 85% active-ingredient overlap, so the real decision is about price, texture and the supporting ingredients. Here's the side-by-side.

85%Active overlap
Anua
Niacinamide 10% + TXA 4% Serum
SerumBudgetMorning or evening
Dark SpotsPost-Acne MarksDullness

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.

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Haruharu Wonder
Black Rice Hyaluronic Serum
SerumBudgetMorning or evening
DullnessDrynessDamaged Barrier

Fermented black rice extract with niacinamide and hyaluronic acid. Antioxidant-leaning hydrator rather than a targeted active — a good 'daily vegetable' layer under stronger serums.

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The verdict

Which should you choose?

Both sit in the Budget tier, so cost isn't the deciding factor here — choose on texture, finish and the supporting ingredients. The Anua leans toward Dark Spots, Post-Acne Marks. The Haruharu Wonder leans toward Damaged Barrier, Dryness.

The overlap

What they share

At 85% active overlap, these are the ingredients doing comparable work in both formulas:

Hyaluronic AcidNiacinamide
The formulation

Ingredient stacks, side by side

Anua — top of the list

  • Aqua~50–80%
  • Niacinamide~5–25%
  • Glycerin~3–10%
  • Tranexamic Acid~2–6%
  • Butylene Glycol~1.5–4%

Haruharu Wonder — top of the list

  • Oryza Sativa (…~50–80%
  • Water~5–25%
  • Butylene Glycol~3–10%
  • Niacinamide~2–6%
  • Bambusa Vulgar…~1.5–4%
  • Dipropylene Gl…~1–2%
  • Glycerin~1–2%
  • 1,2-Hexanediol~1–2%
  • Sodium Hyaluro…~1–2%
  • Hyaluronic Acid~1–2%

● marks ingredients that appear near the top of both lists. Percentages are positional estimates from INCI order, not disclosed doses.

At a glance

The specs

AnuaHaruharu Wonder
CategorySerumSerum
Price tierBudgetBudget
Best forDark Spots, Post-Acne Marks, DullnessDullness, Dryness, Damaged Barrier
Usage notesMorning or eveningMorning or evening
Active overlap85% — Hyaluronic Acid, Niacinamide
Questions

Common questions

Is the Anua Niacinamide 10% + TXA 4% Serum or the Haruharu Wonder Black Rice Hyaluronic Serum better?
Neither is clearly better — they overlap 85% on active ingredients and sit in the same price tier. The difference comes down to texture, finish and the supporting ingredients, so the right choice depends on your skin type and preferences.
What's the difference between the Anua Niacinamide 10% + TXA 4% Serum and the Haruharu Wonder Black Rice Hyaluronic Serum?
Both are serums that share Hyaluronic Acid, Niacinamide. Where they differ: the Anua targets Dark Spots, Post-Acne Marks; the Haruharu Wonder targets Damaged Barrier, Dryness.
Are the Anua Niacinamide 10% + TXA 4% Serum and Haruharu Wonder Black Rice Hyaluronic Serum dupes for each other?
They share 85% active-ingredient overlap based on published INCI lists, so one can stand in for the other on the actives that matter — chiefly Hyaluronic Acid, Niacinamide. A dupe matches the hero actives, not the full sensory experience, so expect differences in texture, fragrance and exact concentrations.
Can I use the Anua Niacinamide 10% + TXA 4% Serum and Haruharu Wonder Black Rice Hyaluronic Serum together?
They both fill the serum slot in a routine, so you'd normally pick one rather than layer both. If you want to use both, treat one as your daytime option and the other for evening, and patch-test when introducing anything new.
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77% overlap

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