Compare Products: Azelaic Acid 10 Serum vs B3 Nice 10% Niacinamide Serum

Anua

Azelaic Acid 10 Serum

Mid-range
$23 / 30ml — $0.77/ml
Sunday Riley

B3 Nice 10% Niacinamide Serum

Premium10%
$65 / 30ml — $2.17/ml

Who It's Designed For

Anua
  • Those dealing with redness or rosacea-prone skin
  • Users targeting post-inflammatory hyperpigmentation
  • Acne-prone skin seeking antibacterial and anti-inflammatory benefits
  • People looking for a non-irritating alternative to AHA/BHA exfoliation
  • Those with fungal acne (formula is fungal acne safe)
  • Users wanting azelaic acid with added barrier support
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

Key Ingredients

Anua

10% Azelaic Acid, Niacinamide, Panthenol, Allantoin

Sunday Riley

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

Product Composition

11% similarity (7 ingredients in common)

Shared Ingredients
waterglycerinniacinamidedimethyl isosorbidehydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymerethylhexylglycerinxanthan gum
Only in Anua (26)
azelaic acidbutylene glycol12-hexanediolpanthenolallantoindipotassium glycyrrhizatebeta-glucanhouttuynia cordata extractsodium hyaluronatetromethaminesorbitan isostearatepolysorbate 60caprylyl glycoldisodium edtatocopherolcaprylic/capric triglyceridehydrogenated lecithincetearyl alcoholglyceryl stearatestearic acidceramide npcholesterolphytosphingosinesodium lauroyl lactylatecarbomer
Only in Sunday Riley (29)
phenyl 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 extractpentylene glycolethoxydiglycoltamarindus indica seed gumphenoxyethanolchlorphenesinparfum/fragrance

User Feedback Patterns

Anua
Effective for redness reduction

Users with rosacea-prone skin report visible redness reduction within 2-4 weeks. This is the most consistently praised benefit.

Elegant texture compared to competitors

Multiple reviewers compare this favorably to The Ordinary's gritty suspension texture. The gel-cream formula absorbs smoothly.

Initial tingling is common

Many users report mild tingling or stinging during the first 1-2 weeks. This typically subsides as skin adjusts. The penetration enhancer likely contributes to this sensation.

Gradual hyperpigmentation improvement

Users targeting dark spots note gradual improvement over 4-8 weeks. Results are described as steady rather than dramatic.

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.

Which Should You Buy?

Anua Azelaic Acid 10 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%).

Budget Pick
Buy Anua

View Full Product Details

Related Comparisons