Peptide 21 Firm & Lift Moisturizer
The Peter Thomas Roth Peptide 21 Firm & Lift Moisturizer is a emulsion. Our analysis of its 71 ingredients (65 low-risk) rates it Excellent (99/100). Based on its ingredients, it looks well-suited to dry skin.
The Peter Thomas Roth Peptide 21 Firm & Lift Moisturizer is a emulsion. Our analysis of its 71 ingredients (65 low-risk) rates it Excellent (99/100). Based on its ingredients, it looks well-suited to dry skin.
Summarised from our ingredient analysis — not brand marketing copy.
The evidence
| EWG | CIR | Ingredient Name & Cosmetic Functions | Notes |
|---|---|---|---|
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Glycereth-26
(Humectant, Viscosity Decreasing Agent, Solvent, Viscosity Controlling) |
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Glyceryl Stearate
(Emollient, Emulsifying) |
Fungal Acne Trigger
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Dextran
(Binding Agent, Bulking Agent, Binding, Viscosity Controlling) |
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Dimethyl Isosorbide
(Solvent, Viscosity Decreasing Agent, Viscosity Controlling) |
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Disodium Phosphate
(Buffering Agent, Anticorrosive, Fragrance, Ph Adjuster, Masking) |
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Dipeptide Diaminobutyroyl Benzylamide Diacetate
(Skin Conditioning) |
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Leuconostoc/Radish Root Ferment Filtrate
(Antidandruff Agent, Antimicrobial) |
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Magnesium Chloride
(Viscosity Controlling) |
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Mannitol
(Binding Agent, Flavoring Agent, Humectant, Binding, Masking, Moisturising, Skin Conditioning) |
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Batyl Alcohol
(Emulsion Stabilising, Emollient, Skin Conditioning) |
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Behenyl Alcohol
(Binding Agent, Emulsion Stabilising, Viscosity Increasing Agent, Binding, Emollient, Viscosity Controlling) |
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Cereus Grandiflorus (Cactus) Flower Extract | |
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Cetyl Alcohol
(Emulsion Stabilising, Fragrance, Opacifying, Emulsifying, Surfactant, Foam Boosting, Viscosity Increasing Agent, Emollient, Masking, Viscosity Controlling) |
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Sodium Phosphate
(Buffering Agent) |
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Pseudoalteromonas Ferment Extract
(Humectant) |
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Squalane
(Emollient, Hair Conditioning, Refatting, Skin Conditioning) |
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Squalene
(Hair Conditioning, Skin Conditioning, Emollient, Antistatic Agent, Refatting) |
Fungal Acne Trigger
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Stearyl Alcohol
(Emulsion Stabilising, Fragrance, Emulsifying, Surfactant, Foambooster, Viscosity Increasing Agent, Emollient, Foam Boosting, Masking, Opacifying, Refatting, Viscosity Controlling) |
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Acetyl Octapeptide-3
(Humectant, Skin Conditioning) |
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Acetyl Tetrapeptide-2
(Skin Conditioning) |
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Acetyl Tetrapeptide-9
(Skin Conditioning) |
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Acetyl Hexapeptide-1
(Skin Conditioning) |
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Acetyl Hexapeptide-8
(Humectant, Skin Conditioning) |
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Acrylates/C10-30 Alkyl Acrylate Crosspolymer
(Emulsion Stabilising, Film Forming, Viscosity Controlling) |
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Ethylhexylglycerin
(Deodorant, Skin Conditioning) |
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Olive Oil Decyl Esters
(Refatting) |
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Xanthan Gum
(Binding Agent, Emulsion Stabilising, Skin Conditioning, Surfactant Emulsifying Agent, Viscosity Increasing Agent, Binding, Gel Forming, Viscosity Controlling) |
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Water
(Solvent) |
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Carbomer
(Emulsion Stabilising, Viscosity Increasing Agent, Gel Forming, Viscosity Controlling) |
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Caprylic/Capric Triglyceride
(Emollient, Masking, Perfuming, Skin Conditioning, Solvent) |
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Caprylyl Glycol
(Hair Conditioning, Skin Conditioning, Emollient, Humectant) |
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Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling) |
Good for Dry Skin
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Sodium Hyaluronate
(Skin Conditioning, Humectant) |
Good for Dry Skin
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Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent) |
Good for Dry Skin
Fungal Acne Trigger
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Tetradecyl Aminobutyroylvalylaminobutyric Urea Trifluoroacetate
(Skin Conditioning) |
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Trehalose
(Flavoring Agent, Humectant, Moisturising) |
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Tripeptide-1
(Skin Conditioning) |
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Tripeptide-10 Citrulline
(Skin Conditioning) |
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Trifluoroacetyl Tripeptide-2
(Skin Conditioning) |
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Palmitoyl Oligopeptide
(Skin Conditioning, Sufactant) |
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Palmitoyl Tetrapeptide-7
(Skin Conditioning) |
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Palmitoyl Tripeptide-1
(Skin Conditioning) |
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Palmitoyl Tripeptide-5
(Skin Conditioning) |
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Palmitoyl Hexapeptide-14
(Skin Conditioning) |
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Polyglyceryl-10 Myristate
(Skin Conditioning, Emulsifying, Surfactant) |
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Polysilicone-11
(Film Forming) |
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Phytosterols
(Skin Conditioning) |
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Hydrolyzed Wheat Protein
(Film Forming, Hair Conditioning, Skin Conditioning, Antistatic Agent) |
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Hexapeptide-11
(Skin Conditioning) |
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Simmondsia Chinensis (Jojoba) Seed Oil
(Hair Conditioning, Emollient, Skin Conditioning, Viscosity Controlling) |
Fungal Acne Trigger
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Sodium Polyglutamate
(Hair Conditioning, Skin Conditioning, Humectant) |
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Palmitoyl Hexapeptide-19
(Skin Conditioning) |
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Tocopherol (Vitamin E) |
Good for Dry Skin
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Mica
(Cosmetic Colorant, Opacifying) |
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Acrylates Copolymer
(Adhesive, Artificial Nail Builder, Binding Agent, Film Forming, Hair Fixing, Suspending Agent Nonsurfactant, Antistatic Agent, Binding) |
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Hydrogenated Lecithin
(Skin Conditioning, Emulsifying, Surfactant, Suspending Agent Nonsurfactant) |
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Dimethicone
(Antifoaming Agent, Skin Protecting, Emollient, Skin Conditioning) |
Silicone
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Laureth-12
(Emulsifying, Surfactant) |
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Sodium Lactate
(Buffering Agent, Exfoliant, Humectant, Keratolytic) |
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Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking) |
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Sodium Hydroxide
(Denaturant, Ph Adjuster, Buffering Agent) |
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Sorbic Acid
(Fragrance, Preservative) |
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Potassium Sorbate
(Fragrance, Preservative) |
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Polysorbate 20
(Emulsifying, Surfactant) |
Fungal Acne Trigger
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Phenoxyethanol
(Fragrance, Preservative) |
Paraben
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Triethanolamine
(Fragrance, Ph Adjuster, Emulsifying, Surfactant, Buffering Agent, Masking) |
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Lecithin
(Skin Conditioning, Emulsifying, Surfactant, Antistatic Agent, Emollient) |
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Silanetriol Trehalose Ether
(Emollient, Skin Conditioning) |
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Acetyl Tetrapeptide-11
(Skin Conditioning) |
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Hydrolyzed Soy Protein
(Antistatic Agent, Hair Conditioning, Humectant, Skin Conditioning) |
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Potassium Hydrolyzed Polygamma-Glutamate
(Skin Conditioning) |
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How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
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