Medik8
r-Retinoate® Day & NightThe Inkey List
10% Azelaic Acid Serum for Redness ReliefA serum built around Vitamin C derivative and Vitamin C, for barrier repair and smoothing.
A serum built around Azelaic acid, for pollution defence and hydration.
Brand price
GBP 149.00 · checked 8 Oct 2026 · brand's site
Brand price
USD 20.00 · checked 26 Sept 2026 · brand's site
At a Glance
They come out differently on Oil-free; that row is shaded. Tap any answer to see why.
Key Ingredients
Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Vitamin C derivative (stable)2
Stable derivatives of ascorbic acid.
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating3
Boosts hydration and relieves dry, tight skin.
Barrier Repair11
Strengthens and restores the skin's natural barrier.
Canola Oil, Caprylic/Capric Triglyceride, Caprylyl Glycol, Cetearyl Alcohol, Cetearyl Isononanoate, Cetearyl Olivate, Cholesteryl Nonanoate, Glycerin, Heptyl Undecylenate, Hydrogenated Polydecene, Vanilla Planifolia Fruit Extract
Smoothing9
Refines rough or uneven texture.
Canola Oil, Caprylyl Glycol, Cetearyl Alcohol, Cetearyl Isononanoate, Cetearyl Olivate, Cholesteryl Nonanoate, Heptyl Undecylenate, Hydrogenated Polydecene, Vanilla Planifolia Fruit Extract
Brightening2
Restores radiance to dull, tired skin.
Concerns
May Worsen Seborrheic Dermatitis8
May feed the yeast involved in seborrheic dermatitis.
Canola Oil, Cetearyl Alcohol, Cetearyl Isononanoate, Cetearyl Olivate, Heptyl Undecylenate, Sorbitan Olivate, Tetrahexyldecyl Ascorbate, Trideceth-10
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
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
Antioxidant
- Fatty alcohols (Malassezia)
- Vitamin C
- Vitamin C derivative (stable)
- Antioxidant
- Brightening
- Dark Spots
- May Worsen Seborrheic Dermatitis
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Abrasive
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Sodium Polyacryloyldimethyl Taurate
Emulsion Stabilising
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
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 →Sodium Hydroxide
Buffering, Denaturant
Sodium hydroxide
Learn more about Sodium Hydroxide →
Similar Comparisons
Each product against its closest dupes.
- View the comparison
Medik8
r-Retinoate® Day & Night
Medik8
Crystal Retinal®
- View the comparison
The Inkey List
10% Azelaic Acid Serum for Redness Relief
Geek & Gorgeous
aPAD
- View the comparison
The Inkey List
10% Azelaic Acid Serum for Redness Relief
The Derma Co
1% Kojic + Arbutin Night Repair Face Serum-Gel
- View the comparison
The Inkey List
10% Azelaic Acid Serum for Redness Relief
The Derma Co
Nia-Zelaic Oil Control Face Serum