Eucerin Radiant Tone Dual Serum Dark Spot Corrector vs The Inkey List 10% Azelaic Acid Serum for Redness Relief

Eucerin

Radiant Tone Dual Serum Dark Spot Corrector

The Inkey List

10% Azelaic Acid Serum for Redness Relief

A serum built around Hyaluronic acid and Vitamin E, for barrier repair and smoothing.

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

Serum

31 ingredients

17 ingredients

Brand price

Not recorded · brand's site

Brand price

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

Buy at

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At a Glance

They come out differently on Fragrance-free, Alcohol-free, Silicone-free, Pore-clogger-free, Oil-free and Cruelty-free; those rows are shaded. Tap any answer to see why.

Key Ingredients

Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Cetearyl Alcohol
Vitamin E1
Tocopherols — fat-soluble antioxidants.
Tocopherol
Vitamin C derivative (stable)1
Stable derivatives of ascorbic acid.
Sodium Ascorbyl Phosphate
AHA1
Alpha hydroxy acids — water-soluble chemical exfoliants.
Citric Acid

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

Benefits

Hydrating5
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Dimethicone, Glycerin, Sodium Hyaluronate, Tocopherol
Barrier Repair10
Strengthens and restores the skin's natural barrier.
Cetearyl Alcohol, Cetearyl Isononanoate, Diisopropyl Adipate, Dimethicone, Glycerin, Glyceryl Stearate, Glycine Soja Oil, Isopropyl Palmitate, Propylheptyl Caprylate, Tocopherol
Smoothing9
Refines rough or uneven texture.
Cetearyl Alcohol, Cetearyl Isononanoate, Citric Acid, Diisopropyl Adipate, Dimethicone, Glyceryl Stearate, Glycine Soja Oil, Isopropyl Palmitate, Propylheptyl Caprylate
Brightening2
Restores radiance to dull, tired skin.
Isobutylamido Thiazolyl Resorcinol, Sodium Ascorbyl Phosphate

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

Concerns

May Trigger Acne4
Can clog pores or trigger breakouts.
Cetearyl Alcohol, Glycine Soja Oil, Isopropyl Palmitate, Tocopherol
May Worsen Seborrheic Dermatitis6
May feed the yeast involved in seborrheic dermatitis.
Cetearyl Alcohol, Cetearyl Isononanoate, Glyceryl Stearate, Glycine Soja Oil, Isopropyl Palmitate, Sodium Stearoyl Glutamate
May Worsen Keratosis Pilaris4
May clog follicles or strip skin prone to keratosis pilaris.
Cetearyl Alcohol, Glycine Soja Oil, Isopropyl Palmitate, Tocopherol
May Worsen Oily Skin1
May increase shine or excess oil.
Glycine Soja Oil

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

Ingredients Side-by-side

Show highlights for:

Water
Skin Conditioning
Alcohol Denat.
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
Butylene Glycol
Humectant
1 / 0
- Hydrating
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Isopropyl Palmitate
Emollient
4 / 1
- Esters listed as pore-clogging in animal testing only
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
Cetearyl Isononanoate
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Diisopropyl Adipate
Emollient
0 / 0
Propylheptyl Caprylate
Emollient
Cetearyl Alcohol
Emollient
2 / 1
- Fatty alcohol
- Fatty alcohols (Malassezia)
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Seborrheic Dermatitis
Distarch Phosphate
Anticaking
0-1 / —

Aqua
Solvent
0 / —
Azelaic Acid
Buffering
- Azelaic acid
- Acne Fighting
- Dark Spots
- Even Tone
- Redness Reducing
Propanediol
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 (in both products)
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

Ingredients Explained

These ingredients are found in both products.

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

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 →
Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →
Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →
Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →