Side-by-side comparison

Haruharu Wonder Black Rice Hyaluronic Serum vs The Ordinary Niacinamide 10% + Zinc 1%

Both are serums built on the same key active: Niacinamide. That makes them genuine alternatives, so price, texture and the supporting ingredients decide it.

1Shared hero active

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 Ordinary

Niacinamide 10% + Zinc 1%

SerumBudgetEvening only

OilinessAcneDark SpotsRough Texture

High-dose niacinamide serum targeting sebum regulation, visible pore appearance and post-acne marks. Water-based, fragrance-free, and compatible with almost every other active on the shelf — the default oil-control serum for combination and oily skin.

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The verdict

Which should you choose?

Both formulas lean on Niacinamide, so for the ingredient doing the work they're close alternatives. Haruharu Wonder Black Rice Hyaluronic Serum is the better fit for dullness, dryness and a damaged barrier; The Ordinary Niacinamide 10% + Zinc 1% for oiliness, acne, dark spots and rough texture. Both sit in the Budget price tier. Haruharu Wonder Black Rice Hyaluronic Serum is flagged morning or evening; The Ordinary Niacinamide 10% + Zinc 1% is flagged evening only.

The overlap

What they share

This hero active appears in both formulas:

Niacinamide

The formulation

Ingredient stacks, side by side

Haruharu Wonder Black Rice Hyaluronic Serum — 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%

The Ordinary Niacinamide 10% + Zinc 1% — top of the list

Aqua (Water)~50–80%
Niacinamide10%
Pentylene Glycol~3–10%
Zinc PCA1%
Dimethyl Isoso…~1.5–4%

● 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

	Haruharu Wonder Black Rice Hyaluronic Serum	The Ordinary Niacinamide 10% + Zinc 1%
Category	Serum	Serum
Price tier	Budget	Budget
Best for	Dullness, Dryness, Damaged Barrier	Oiliness, Acne, Dark Spots
Usage notes	Morning or evening	Evening only
Shared hero actives	Niacinamide

Questions

Common questions

Is the Haruharu Wonder Black Rice Hyaluronic Serum or The Ordinary Niacinamide 10% + Zinc 1% better?

Neither is clearly better on ingredients, since both rely on Niacinamide. Choose on price, texture and how your skin responds to the rest of the formula.

What's the difference between the Haruharu Wonder Black Rice Hyaluronic Serum and The Ordinary Niacinamide 10% + Zinc 1%?

Haruharu Wonder Black Rice Hyaluronic Serum's hero actives are Niacinamide and Hyaluronic Acid. The Ordinary Niacinamide 10% + Zinc 1%'s are Niacinamide.

Are the Haruharu Wonder Black Rice Hyaluronic Serum and The Ordinary Niacinamide 10% + Zinc 1% dupes for each other?

Yes, on the ingredient that matters. Both are built around Niacinamide, though concentrations, texture and the supporting ingredients can still differ.

Can I use the Haruharu Wonder Black Rice Hyaluronic Serum and The Ordinary Niacinamide 10% + Zinc 1% together?

Usually, yes. Apply the thinner texture first, then the thicker one, and patch-test when introducing anything new.

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