SkinCeuticals
Discoloration Defense Serum for Dark SpotsThe Inkey List
10% Azelaic Acid Serum for Redness ReliefA serum built around Niacinamide and Tranexamic acid, for barrier repair and hydration.
A serum built around Azelaic acid, for pollution defence and hydration.
Brand price
USD 115.00 · checked 28 Sept 2026 · brand's site
Brand price
USD 20.00 · checked 26 Sept 2026 · brand's site

At a Glance

They come out differently on Fungal-acne-safe and Cruelty-free; those rows are shaded. Tap any answer to see why.

Key Ingredients


Benefits

Hydrating4
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Glycerin, Hydroxyethyl Urea, Propylene Glycol
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Allantoin, Caprylyl Glycol, Glycerin, Niacinamide, Propylene Glycol
Redness Reducing3
Soothes visible redness and calms irritation.

Concerns

No concerns found
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.

Ingredients Side-by-side

Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Humectant
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Emulsion Stabilising
Fragrance
Skin Conditioning
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Aqua
Solvent
Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →Allantoin
Skin Conditioning, Skin Protecting, Soothing
Urea, (2,5-dioxo-4-imidazolidinyl)-
Learn more about Allantoin →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →
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The Inkey List
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