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The Ordinary
Multi Peptide + Copper Peptides 1% Serum

Versus

Medik8
Liquid Peptides

Product category and function

Multi Peptide + Copper Peptides 1% Serum

Liquid Peptides

Serums/Treatments	Serums/Treatments
Concentrated formulas for hydrating and addressing skin issues.	Concentrated formulas for hydrating and addressing skin issues.
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Ingredient highlights

Multi Peptide + Copper Peptides 1% Serum

Liquid Peptides

Ingredient info	Ingredient info
Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free vegan cruelty-free	Alcohol-free Paraben-free SLS-free Mica-free Fragrance-free vegan cruelty-free

Full ingredient list

Multi Peptide + Copper Peptides 1% Serum

Liquid Peptides

No. of common ingredients = 0
Aqua (water), glycerin, lactococcus ferment lysate, copper tripeptide-1, acetyl hexapeptide-8, pentapeptide-18, palmitoyl tripeptide-1, palmitoyl tetrapeptide-7, palmitoyl tripeptide-38, dipeptide diaminobutyroyl benzylamide diacetate, acetylarginyltryptophyl diphenylglycine, sodium hyaluronate crosspolymer, sodium hyaluronate, allantoin, glycine, alanine, serine, valine, isoleucine, proline, threonine, histidine, phenylalanine, arginine, aspartic acid, trehalose, fructose, glucose, maltose, urea, sodium pca, pca, sodium lactate, citric acid, hydroxypropyl cyclodextrin, sodium chloride, sodium hydroxide, butylene glycol, pentylene glycol, acacia senegal gum, xanthan gum, carbomer, polysorbate 20, dimethyl isosorbide, sodium benzoate, caprylyl glycol, ethylhexylglycerin, phenoxyethanol, chlorphenesin 18	Water, glycerin, butylene glycol, inulin, sodium hyaluronate, panthenol, alpha-glucan oligosaccharide, carnosine, carbomer, polysorbate 20, caprylyl glycol, phenoxyethanol, hydroxypropyl cyclodextrin, dunaliella salina extract, ethylhexylglycerin, citric acid, palmitoyl tripeptide-5, sodium benzoate, acetyl hexapeptide-8, tetrapeptide-21, pentapeptide-18, palmitoyl tripeptide-1, pantolactone, palmitoyl tripeptide-38, palmitoyl tetrapeptide-7, glyceryl caprylate, lactic acid/glycolic acid copolymer, polyvinyl alcohol, phenylpropanol, copper palmitoyl heptapeptide-14, heptapeptide-15 palmitate, potassium sorbate, xanthan gum

No. of common ingredients = 0

Total Number of ingredients = 49

Total Number of ingredients = 33

Aqua (water), glycerin, lactococcus ferment lysate, copper tripeptide-1, acetyl hexapeptide-8, pentapeptide-18, palmitoyl tripeptide-1, palmitoyl tetrapeptide-7, palmitoyl tripeptide-38, dipeptide diaminobutyroyl benzylamide diacetate, acetylarginyltryptophyl diphenylglycine, sodium hyaluronate crosspolymer, sodium hyaluronate, allantoin, glycine, alanine, serine, valine, isoleucine, proline, threonine, histidine, phenylalanine, arginine, aspartic acid, trehalose, fructose, glucose, maltose, urea, sodium pca, pca, sodium lactate, citric acid, hydroxypropyl cyclodextrin, sodium chloride, sodium hydroxide, butylene glycol, pentylene glycol, acacia senegal gum, xanthan gum, carbomer, polysorbate 20, dimethyl isosorbide, sodium benzoate, caprylyl glycol, ethylhexylglycerin, phenoxyethanol, chlorphenesin

Water, glycerin, butylene glycol, inulin, sodium hyaluronate, panthenol, alpha-glucan oligosaccharide, carnosine, carbomer, polysorbate 20, caprylyl glycol, phenoxyethanol, hydroxypropyl cyclodextrin, dunaliella salina extract, ethylhexylglycerin, citric acid, palmitoyl tripeptide-5, sodium benzoate, acetyl hexapeptide-8, tetrapeptide-21, pentapeptide-18, palmitoyl tripeptide-1, pantolactone, palmitoyl tripeptide-38, palmitoyl tetrapeptide-7, glyceryl caprylate, lactic acid/glycolic acid copolymer, polyvinyl alcohol, phenylpropanol, copper palmitoyl heptapeptide-14, heptapeptide-15 palmitate, potassium sorbate, xanthan gum

Notable ingredients

Multi Peptide + Copper Peptides 1% Serum

Liquid Peptides

Soothing: Allantoin

Cell-signaling ingredient: Dipeptide diaminobutyroyl benzylamide diacetate, Palmitoyl tetrapeptide-7

Solvent: Aqua (water), Butylene glycol, Dimethyl isosorbide, Glycerin, Pentylene glycol

Soothing: Panthenol

Cell-signaling ingredient: Palmitoyl tetrapeptide-7

Solvent: Water, Butylene glycol, Glycerin, Phenylpropanol

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Ingredients with their functions

Multi Peptide + Copper Peptides 1% Serum

Liquid Peptides

Aqua (water)

Also-called: Aqua, Aqua/Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

Glycerin

Also-called: Glycerol | Function: Skin-identical ingredient, Viscosity controlling, Skin protecting, Skin conditioning, Humectant/Moisturizer, Solvent