Medik8
Niacinamide PeptidesA serum built around Niacinamide and Zinc salt, for barrier repair and hydration.
A serum built around Niacinamide and PHA, for barrier repair and hydration.
Brand price
GBP 49.00 · checked 8 Oct 2026 · brand's site
Brand price
Not recorded · brand's site
Buy at
Retailer links are affiliate links. Buying through one may earn us a commission at no cost to you.

At a Glance

They come out differently on Pore-clogger-free, Oil-free, Vegan 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.
Centella asiatica (Cica)1
Centella asiatica (cica), used to calm irritation.

Benefits

Hydrating8
Boosts hydration and relieves dry, tight skin.
Acetyl Glucosamine, Caprylic/Capric Triglyceride, Crambe Abyssinica Seed Oil, Dimethicone, Glycerin, Sodium Hyaluronate, Tocopherol, Zinc PCA
Barrier Repair10
Strengthens and restores the skin's natural barrier.
Behenyl Alcohol, Caprylic/Capric Triglyceride, Cetearyl Alcohol, Cetyl Palmitate, Crambe Abyssinica Seed Oil, Dimethicone, Glycerin, Glyceryl Stearate Citrate, Niacinamide, Tocopherol
Hydrating6
Boosts hydration and relieves dry, tight skin.
Acetyl Glucosamine, Caprylic/Capric Triglyceride, Dimethicone, Gluconolactone, Glycerin, Hydrolyzed Collagen
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Caprylic/Capric Triglyceride, Cetearyl Olivate, Dimethicone, Glycerin, Hydrolyzed Collagen, Niacinamide, PPG-15 Stearyl Ether
Redness Reducing2
Soothes visible redness and calms irritation.

Concerns

May Trigger Acne3
Can clog pores or trigger breakouts.
May Worsen Seborrheic Dermatitis13
May feed the yeast involved in seborrheic dermatitis.
Acetyl Glucosamine, Behenyl Alcohol, Cetearyl Alcohol, Cetyl Palmitate, Crambe Abyssinica Seed Oil, Glyceryl Stearate Citrate, Hydrogenated Lecithin, Palmitoyl Tetrapeptide-10, Polyglyceryl-3 Stearate, Polysorbate 60, Polysorbate 80, Sorbitan Isostearate, Sorbitan Stearate
May Worsen Keratosis Pilaris3
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Seborrheic Dermatitis5
May feed the yeast involved in seborrheic dermatitis.
Acetyl Dipeptide-31 Amide, Acetyl Glucosamine, Cetearyl Olivate, PPG-15 Stearyl Ether, Sorbitan Olivate

Ingredients Side-by-side

Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Acetyl Glucosamine (in both products)
Skin Conditioning
- Fatty alcohols (Malassezia)
- Dark Spots
- Hydrating
- May Worsen Seborrheic Dermatitis
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Skin Conditioning
Acetyl Glucosamine (in both products)
Skin Conditioning
- Fatty alcohols (Malassezia)
- Dark Spots
- Hydrating
- May Worsen Seborrheic Dermatitis
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Skin Conditioning
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Centella Asiatica Leaf Vesicles
Skin Conditioning
- Centella asiatica (Cica)
- Redness Reducing
- Reduces Irritation
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Caprylic/Capric Triglyceride
Fragrance, Perfuming, Occlusive, Solvent
Caprylic/Capric Triglyceride is the mixed triester of glycerin and caprylic and capric acids.
Learn more about Caprylic/Capric Triglyceride →Acetyl Glucosamine
Skin Conditioning
Acetyl Glucosamine isn't fungal acne safe.
Learn more about Acetyl Glucosamine →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 →Dimethicone
Antifoaming, Skin Conditioning, Emollient, Skin Protecting
Dimethicone is a silicone.
Learn more about Dimethicone →Hydroxyacetophenone
Antioxidant
Hydroxyacetophenone is the organic compound
Learn more about Hydroxyacetophenone →Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer
Emulsion Stabilising, Viscosity Controlling
Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer is a copolymer of sodium hydroxyethyl acrylate and acryloyldimethyl taurate monomers
Learn more about Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer →Disodium EDTA
Chelating, Viscosity Controlling
Disodium dihydrogen ethylenediaminetetraacetate
Learn more about Disodium EDTA →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →Carnosine
Skin Conditioning
L-histidine, N-beta-alanyl
Learn more about Carnosine →
Similar Comparisons
Each product against its closest dupes.
- View the comparison

Medik8
Niacinamide Peptides

COSRX
The Alpha-Arbutin 2 Discoloration Care Serum
- View the comparison

Neutrogena
Collagen Bank Laser Perfecting Face Serum

Aveeno
Positively Radiant Vitamin C Serum
- View the comparison

Medik8
Niacinamide Peptides

Aveeno
Positively Radiant Vitamin C Serum
- View the comparison

Neutrogena
Collagen Bank Laser Perfecting Face Serum

Paula's Choice
10% Niacinamide Booster