Cetaphil Healthy Radiance Antioxidant-C Serum vs The Inkey List 10% Azelaic Acid Serum for Redness Relief

Cetaphil

The Inkey List

A serum built around Vitamin C derivative and Vitamin C, for hydration and smoothing.

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

Serum

32 ingredients

17 ingredients

Brand price

Not recorded · brand's site

Brand price

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

No retailer listed yet

Brand from United States

Brand country not recorded

At a Glance

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

Vitamin C derivative (stable)1
Stable derivatives of ascorbic acid.
Sodium Ascorbyl Phosphate
AHA1
Alpha hydroxy acids — water-soluble chemical exfoliants.
Citric Acid
Niacinamide1
Vitamin B3 — supports the barrier and evens tone.
Niacinamide
Vitamin C1
Vitamin C in any form: an antioxidant and brightener.
Sodium Ascorbyl Phosphate

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

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 Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
Sorbitan Oleate Decylglucoside Crosspolymer
May Worsen Irritation1
May cause stinging, redness or sensitivity.
Alcohol
May Worsen Eczema1
May worsen itching or irritation for eczema-prone skin.
Alcohol
May Worsen Rosacea1
Can trigger flare-ups in rosacea-prone skin.
Alcohol

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:

Water
Skin Conditioning
Sodium Ascorbyl Phosphate
Antioxidant
- Vitamin C
- Vitamin C derivative (stable)
- Acne Fighting
- Antioxidant
- Brightening
- Dark Spots
Methyl Gluceth-20
Humectant
Butylene Glycol
Humectant
1 / 0
- Hydrating
Bis-Peg-18 Methyl Ether Dimethyl Silane
Emollient
Niacinamide
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Citric Acid
Buffering
0 / —
- AHA
- Exfoliating
- Smoothing
Xanthan Gum (in both products)
Cleansing
0-1 / —
Phenoxyethanol (in both products)
Preservative
0 / —

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
Skin Conditioning

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 →
Sodium Hydroxide
Buffering, Denaturant
Sodium hydroxide
Learn more about Sodium Hydroxide →