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Kiehl's
Powerful Strength Dark Circle Reducing Vitamin C Eye Serum

Versus

Peter Thomas Roth
Instant FIRMx Eye Temporary Eye Tightener

Product category and function

Powerful Strength Dark Circle Reducing Vitamin C Eye Serum

Instant FIRMx Eye Temporary Eye Tightener

Eye Serums, Creams & Gels	Eye Serums, Creams & Gels
Hydrating and nourishing formulations/treatments for the eye area.	Hydrating and nourishing formulations/treatments for the eye area.
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Ingredient highlights

Powerful Strength Dark Circle Reducing Vitamin C Eye Serum

Instant FIRMx Eye Temporary Eye Tightener

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

Full ingredient list

Powerful Strength Dark Circle Reducing Vitamin C Eye Serum

Instant FIRMx Eye Temporary Eye Tightener

No. of common ingredients = 0
Propylene glycol, dimethicone, glycerin, ascorbic acid, dimethicone crosspolymer, cetyl peg/ppg-10/1 dimethicone, cyclohexasiloxane, aqua/water, hydroxyethylpiperazine ethane sulfonic acid, lauroyl lysine, aluminum starch octenylsuccinate, polysilicone-11, ci 77891/titanium dioxide, adenosine, hydrolyzed hyaluronic acid, steareth-20, chlorhexidine digluconate, n-hydroxysuccinimide, sodium citrate, potassium sorbate, palmitoyl tripeptide-1, chrysin, pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, palmitoyl tetrapeptide-7, citric acid, biotin. 9	Water/aqua/eau, glycerin, butylene glycol, sodium silicate, sodium magnesium fluorosilicate, magnesium aluminum silicate, dipeptide-2, palmitoyl tetrapeptide-7, argania spinosa kernel extract, hesperidin methyl chalcone, hydrolyzed lupine protein, sodium cocoyl glutamate, medicago sativa (alfalfa) seed extract, tocopheryl acetate, ascorbic acid, panthenol, sodium citrate, carbomer, foeniculum vulgare (fennel) seed extract, symphytum officinale leaf extract, chlorhexidine digluconate, ethylhexylglycerin, steareth-20, carrageenan, sodium phytate, potassium sorbate, sodium benzoate, citric acid, phenoxyethanol.

No. of common ingredients = 0

Total Number of ingredients = 26

Total Number of ingredients = 29

Propylene glycol, dimethicone, glycerin, ascorbic acid, dimethicone crosspolymer, cetyl peg/ppg-10/1 dimethicone, cyclohexasiloxane, aqua/water, hydroxyethylpiperazine ethane sulfonic acid, lauroyl lysine, aluminum starch octenylsuccinate, polysilicone-11, ci 77891/titanium dioxide, adenosine, hydrolyzed hyaluronic acid, steareth-20, chlorhexidine digluconate, n-hydroxysuccinimide, sodium citrate, potassium sorbate, palmitoyl tripeptide-1, chrysin, pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate, palmitoyl tetrapeptide-7, citric acid, biotin.

Water/aqua/eau, glycerin, butylene glycol, sodium silicate, sodium magnesium fluorosilicate, magnesium aluminum silicate, dipeptide-2, palmitoyl tetrapeptide-7, argania spinosa kernel extract, hesperidin methyl chalcone, hydrolyzed lupine protein, sodium cocoyl glutamate, medicago sativa (alfalfa) seed extract, tocopheryl acetate, ascorbic acid, panthenol, sodium citrate, carbomer, foeniculum vulgare (fennel) seed extract, symphytum officinale leaf extract, chlorhexidine digluconate, ethylhexylglycerin, steareth-20, carrageenan, sodium phytate, potassium sorbate, sodium benzoate, citric acid, phenoxyethanol.

Notable ingredients

Powerful Strength Dark Circle Reducing Vitamin C Eye Serum

Instant FIRMx Eye Temporary Eye Tightener

Antioxidant: Ascorbic acid, Pentaerythrityl tetra-di-t-butyl hydroxyhydrocinnamate

Cell-signaling ingredient: Palmitoyl tetrapeptide-7

Solvent: Aqua/water, Cyclohexasiloxane, Glycerin, Propylene glycol

Soothing: Panthenol

Antioxidant: Ascorbic acid, Hesperidin methyl chalcone, Tocopheryl acetate

Cell-signaling ingredient: Palmitoyl tetrapeptide-7

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Ingredients with their functions

Powerful Strength Dark Circle Reducing Vitamin C Eye Serum

Instant FIRMx Eye Temporary Eye Tightener

Propylene glycol

Function: Viscosity controlling, Skin conditioning, Humectant/Moisturizer, Solvent

We don’t have a detailed description of this ingredient yet.

Dimethicone

Function: Emollient/Moisturizer, Skin protecting, Skin conditioning

We don’t have a detailed description of this ingredient yet.

Glycerin

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

We don’t have a detailed description of this ingredient yet.

Water/aqua/eau

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