Compare Products: B3 Nice 10% Niacinamide Serum vs Niacinamide 10% + Zinc 1% Serum

Sunday Riley

B3 Nice 10% Niacinamide Serum

Premium10%
$65 / 30ml — $2.17/ml
The Ordinary

Niacinamide 10% + Zinc 1% Serum

Budget10%
$6 / 30ml — $0.20/ml

Who It's Designed For

Sunday Riley
  • Those seeking an antioxidant-rich niacinamide treatment
  • Users who want botanical anti-inflammatory ingredients alongside niacinamide
  • People addressing post-acne dark spots and uneven tone
  • Those who prefer prestige skincare with complex formulations
  • Users comfortable with light synthetic fragrance
The Ordinary
  • Oily and combination skin seeking oil control
  • Those who want a no-frills, high-potency niacinamide serum
  • Budget-conscious skincare users
  • People targeting enlarged pores and textural irregularities
  • Users building ingredient-focused routines

Key Ingredients

Sunday Riley

Niacinamide (10%), Brightenyl (Diglucosyl Gallic Acid), Trans-Resveratrol, EGCG (Green Tea), Centella Asiatica

The Ordinary

Niacinamide (10%), Zinc PCA (1%)

Product Composition

25% similarity (9 ingredients in common)

Shared Ingredients
water/eau/aquaniacinamidedimethyl isosorbidepentylene glycolethoxydiglycolxanthan gumtamarindus indica seed gumphenoxyethanolchlorphenesin
Only in Sunday Riley (25)
glycerinphenyl trimethiconeoctyldodecanolresveratroldiglucosyl gallic acidasiaticosidemadecassosideepigallocatechin gallatyl glucosideboswellia serrata resin extractcurcuma longa (turmeric) root extractocimum basilicum (basil) flower/leaf extractocimum sanctum leaf extractaloe barbadensis flower extractsolanum melongena (eggplant) fruit extractcoccinia indica fruit extractbetainecorallina officinalis extractmelia azadirachta flower extractmelia azadirachta leaf extractpeg-8tetrahydrodiferuloylmethanepunica granatum fruit extractargania spinosa kernel oilcalendula officinalis flower extractparfum/fragrance
Only in The Ordinary (2)
zinc pcaisoceteth-20

User Feedback Patterns

Sunday Riley
Texture and absorption

Users frequently praise the lightweight, watery texture that absorbs quickly without stickiness. Layers well under other products and makeup.

Brightening over time

Consistent reports of improved radiance and brighter complexion with regular use, though dark spot fading varies by individual.

Oil control

Oily skin users report reduced shine and less sebum production throughout the day.

Packaging concerns

Some users note the dropper packaging can cause product to dry and crust around the lid. Others have reported the product arriving discolored.

Price sensitivity

Mixed opinions on value. Some feel the botanical complex justifies the premium; others find it overpriced compared to budget niacinamide options.

The Ordinary
Holy grail for oily skin

Many users with oily skin report significant oil control and fewer breakouts. High repurchase rate in this demographic.

Pilling under other products

Commonly reported issue. Users recommend applying to damp skin or mixing with a hydrating serum to improve layering.

Tacky texture

The formula can feel sticky, especially if too much is applied. Most users adapt application technique over time.

Purging or breakouts

Some users report initial breakouts. Unclear whether this is purging, sensitivity, or coincidence. Most who push through report improvement.

Value for money

Almost universally praised for price-to-performance ratio. Common comment: 'can't believe this costs $6.'

Which Should You Buy?

The Ordinary Niacinamide 10% + Zinc 1% Serum offers great value at a lower price point. Sunday Riley B3 Nice 10% Niacinamide Serum may be worth the premium if you want Niacinamide (10%).

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