The Ordinary Multi-Antioxidant Radiance Serum vs The Inkey List 10% Azelaic Acid Serum for Redness Relief

The Ordinary

The Inkey List

A serum built around Vitamin C derivative and Vitamin C, for pollution defence and antioxidant protection.

A serum built around Azelaic acid, for pollution defence and hydration.

Serum

21 ingredients

17 ingredients

Brand price

USD 12.60 · checked 25 Sept 2026 · brand's site

Brand price

USD 20.00 · checked 26 Sept 2026 · brand's site

No retailer listed yet

Brand from Canada

Brand country not recorded

At a Glance

Every check both products could be assessed on comes out the same. Tap any answer to see why.

Vitamin C derivative (stable)1
Stable derivatives of ascorbic acid.
Ascorbyl Glucoside
AHA1
Alpha hydroxy acids — water-soluble chemical exfoliants.
Citric Acid
Vitamin C1
Vitamin C in any form: an antioxidant and brightener.
Ascorbyl Glucoside

Polysorbates (Tween emulsifiers)1
Polysorbate (Tween) emulsifiers.
Polysorbate 60
Azelaic acid1
Works on acne, redness and pigmentation at once.
Azelaic Acid

Hydrating3
Boosts hydration and relieves dry, tight skin.
Glycerin, Propanediol, Tremella Fuciformis Sporocarp Extract
Barrier Repair3
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Glycerin, Panax Ginseng Root Extract
Smoothing3
Refines rough or uneven texture.
Caprylyl Glycol, Citric Acid, Panax Ginseng Root Extract
Brightening1
Restores radiance to dull, tired skin.
Ascorbyl Glucoside

Hydrating2
Boosts hydration and relieves dry, tight skin.
Glycerin, Propanediol
Barrier Repair2
Strengthens and restores the skin's natural barrier.
Allantoin, Glycerin
Reduces Irritation1
Eases discomfort and supports skin resilience.
Allantoin
Redness Reducing2
Soothes visible redness and calms irritation.
Allantoin, Azelaic Acid

May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Isoceteth-20, Sphingomonas Ferment Extract

May Trigger Acne1
Can clog pores or trigger breakouts.
Sorbitan Isostearate
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Polysorbate 60, Sorbitan Isostearate
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Sorbitan Isostearate

Show highlights for:

Aqua (in both products)
Solvent
0 / —
Propanediol (in both products)
Viscosity Controlling
0-1 / —
- Hydrating
Ascorbyl Glucoside
Antioxidant
- Vitamin C
- Vitamin C derivative (stable)
- Antioxidant
- Brightening
- Dark Spots
Ergothioneine
Antioxidant
0 / —
Epigallocatechin Gallatyl Glucoside
Antioxidant
Acetyl Tetrapeptide-2
Skin Conditioning
Heptapeptide-6
Skin Conditioning
0 / —
Tocotrienols
UV Absorber
Tremella Fuciformis Sporocarp Extract
Humectant
Sphingomonas Ferment Extract
Skin Conditioning
- Fatty alcohols (Malassezia)
- May Worsen Seborrheic Dermatitis

Aqua (in both products)
Solvent
0 / —
Azelaic Acid
Buffering
- Azelaic acid
- Acne Fighting
- Dark Spots
- Even Tone
- Redness Reducing
Propanediol (in both products)
Viscosity Controlling
0-1 / —
- Hydrating
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Emulsion Stabilising
Phenoxyethanol (in both products)
Preservative
0 / —
Acacia Senegal Gum
Fragrance
Xanthan Gum
Cleansing
0-1 / —
Allantoin
Skin Conditioning
0 / 0
- Reduces Irritation
- Smoothing
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Ethylhexylglycerin (in both products)
Skin Conditioning

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Aqua
Solvent
Water
Learn more about Aqua →
Propanediol
Solvent, Viscosity Controlling
Propanediol is the organic compound that conforms to the formula
Learn more about Propanediol →
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 →
Sodium Hydroxide
Buffering, Denaturant
Sodium hydroxide
Learn more about Sodium Hydroxide →
Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →
Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →