Compare Products: Azelaic Acid 10 Serum vs Vitamin Illuminating Serum

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
EQQUALBERRY
  • Those looking to address uneven skin tone and dark spots
  • Users who want vitamin C benefits without L-ascorbic acid irritation
  • Sensitive skin types seeking a fragrance-free brightening serum
  • People who prefer lightweight, non-sticky serum textures
  • Those interested in barrier support alongside brightening actives
  • K-beauty enthusiasts looking for a multi-functional serum

Key Ingredients

Anua

10% Azelaic Acid, Niacinamide, Panthenol, Allantoin

EQQUALBERRY

40% Acerola Fruit Water, 4% Niacinamide, 2% Arbutin, 5 types of Ceramides, 8 types of Hyaluronic Acid

Product Composition

46% similarity (24 ingredients in common)

Shared Ingredients
waterglycerinbutylene glycolniacinamide12-hexanediolhydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymerpanthenolallantoindipotassium glycyrrhizatebeta-glucansodium hyaluronatetromethamineethylhexylglycerindisodium edtatocopherolcaprylic/capric triglyceridehydrogenated lecithincetearyl alcoholglyceryl stearateceramide npsodium lauroyl lactylatecarbomerxanthan gum
Only in Anua (9)
azelaic aciddimethyl isosorbidehouttuynia cordata extractsorbitan isostearatepolysorbate 60caprylyl glycolstearic acidcholesterolphytosphingosine
Only in EQQUALBERRY (19)
cetyl ethylhexanoatearbutinpentaerythrityl tetrabehenatediethoxyethyl succinatebetainemelia azadirachta leaf extractsqualanemelia azadirachta flower extractcurcuma longa (turmeric) root extractbutyrospermum parkii (shea) butter3-butanediolocimum sanctum leaf extractcorallina officinalis extractmalpighia glabra (acerola) fruit extracthydrolyzed hyaluronic acidhyaluronic acidhydroxypropyltrimonium hyaluronaterubus fruticosus (blackberry) fruit extractvaccinium angustifolium (blueberry) fruit extract

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.

EQQUALBERRY
Lightweight, non-sticky texture

Users consistently praise the serum for being lightweight and non-sticky. Several reviewers specifically note it absorbs quickly, unlike typical vitamin C serums.

Visible brightening within weeks

Many users report improved skin tone and reduced dark spots within 2 to 4 weeks of consistent use. The brand cites an Intertek study showing 57.49% melanin area reduction in one week, though the full study methodology is not publicly available.

Small bottle size

At 30ml, several users note the bottle runs out quickly, especially with daily use on face, neck, and body as suggested by the brand.

Results vary by skin type

Some users report minimal visible change after several weeks. Most negative reviews cite underwhelming brightening results rather than irritation or breakouts.

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