Niacinamide Peptides
Serum
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All 30 ingredients
Niacinamide Peptides by Medik8 lists 30 ingredients, in label order. Each line says what the ingredient does in the formula.
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aqua
Solvent
niacinamide
Smoothing
caprylic/capric triglyceride
Perfuming
acetyl glucosamine
Skin conditioning
glyceryl stearate citrate
Emollient
glycerin
Humectant
dimethicone
Emollient
zinc pca
Humectant
palmitoyl tetrapeptide-10
Skin conditioning
sodium hyaluronate
Humectant
phenoxyethanol
Preservative
polyglyceryl-3 stearate
Emulsifying
hydroxyacetophenone
Antioxidant
crambe abyssinica seed oil
Skin conditioning
hydrogenated lecithin
Surfactant
behenyl alcohol
Emollient
cetearyl alcohol
Emollient
hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer
Viscosity controlling
disodium edta
Viscosity controlling
xanthan gum
Surfactant
cetyl palmitate
Emollient
ethylhexylglycerin
Skin conditioning
carnosine
Skin conditioning
sorbitan stearate
Surfactant
polysorbate 80
Surfactant
polysorbate 60
Surfactant
sorbitan isostearate
Emulsifying
sodium benzoate
Preservative
citric acid
Buffering
tocopherol
Antioxidant
Ingredients: Medik8 website · Updated October 21, 2026