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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of Peter Thomas Roth Un-Wrinkle Turbo Serum versus Peter Thomas Roth Peptide 21 Wrinkle Resist Serum .

Published on March 29, 2021

Overview

What they are

These products are both serums. They have a total of 30 ingredients in common

Cool Features

They both contain hyaluronic acid, peptides, retinoid, Vitamin C and Vitamin E

Suited For

They're both likely to be good for fighting acne, anti aging, dry skin, brightening skin, oily skin, reducing pores, scar healing, dark spots and better texture

Free From

They both do not contain any common allergens, fragrances or oils

We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.

Serum American Brand United States
Serum American Brand United States

Serum

Serums are highly concentrated with ingredients to provide skin with benefits. They should be used after cleansing and before moisturizing.

Serum

Serums are highly concentrated with ingredients to provide skin with benefits. They should be used after cleansing and before moisturizing.

Price

Shop

Buy Un-Wrinkle Turbo Serum

Starts at $159.30
Shop

Buy Peptide 21 Wrinkle Resist Serum

Starts at $57.95

Ingredient Info

Click any item below to learn more and view relevant ingredients.
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free
alcohol-free
silicon-free
fragrance-free
sulfate-free
paraben-free
oil-free
fungal-acne safe
reef-safe
eu-allergen-free
vegan
cruelty-free

At a glance

Click on any of the items below to learn more

Notable Ingredients

PHA
Retinoid
Vitamin C
Vitamin E
Hyaluronic Acid

Benefits

Hydrating (2)
Good For Oily Skin
Redness Reducing
Skin Texture (3)
Reduces Large Pores
Anti-Aging (3)
Dark Spots (2)
Scar Healing (2)
Acne Fighting
Brightening (3)

Concerns

Drying (2)
May Worsen Oily Skin (2)
Acne Trigger
Irritating (3)
Rosacea
Eczema (5)

Notable Ingredients

Retinoid
Vitamin C
Vitamin E
Exfoliators
Hyaluronic Acid

Benefits

Hydrating (2)
Good For Oily Skin
Redness Reducing
Skin Texture (2)
Reduces Large Pores
Anti-Aging (2)
Dark Spots (2)
Scar Healing (2)
Acne Fighting
Brightening (3)

Concerns

Drying
May Worsen Oily Skin
Acne Trigger
Irritating
Rosacea
Eczema
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Ingredients Compared

Ingredients that are highlighted in purple are present in both products.

Water • Glycerin • Rosa Centifolia Flower Water • Isopropyl Myristate • Squalane • Mannitol • Butylene Glycol • Natto Gum • Tripeptide-10 Citrulline • Acetyl Octapeptide-3 • Palmitoyl Hexapeptide-12 • Acetyl Tetrapeptide-11 • Acetyl Hexapeptide-8 • Acetyl Hexapeptide-1 • Palmitoyl Oligopeptide • Acetyl Tetrapeptide-9 • Acetyl Tetrapeptide-2 • Tripeptide-1 • Palmitoyl Tetrapeptide-7 • Hexapeptide-11 • Dipeptide Diaminobutyroyl Benzylamide Diacetate • Palmitoyl Tripeptide-5 • Trifluoroacetyl Tripeptide-2 • Palmitoyl Tripeptide-1 • Sodium Polyglutamate • Sodium Hyaluronate • Tocopheryl Acetate • Retinyl Palmitate • Ascorbic Acid • Hydrolyzed Soy Protein • Hydrolyzed Wheat Protein • Lecithin • Pseudoalteromonas Ferment Extract • Acrylates Copolymer • Magnesium Chloride • Polysorbate 20 • Dimethyl Isosorbide • Acrylates/C10-30 Alkyl Acrylate Crosspolymer • Leuconostoc/Radish Root Ferment Filtrate • Peg-8 Dimethicone • Disodium Phosphate • Carbomer • Dextran • Sodium Lactate • Tetradecyl Aminobutyroylvalylaminobutyric Urea Trifluoroacetate • Xanthan Gum • Triethanolamine • Sodium Phosphate • Octyldodecanol • Silica • Sodium Propoxyhydroxypropyl Thiosulfate Silica • Sodium Hydroxide • Caprylyl Glycol • Potassium Sorbate • Sodium Benzoate • Phenoxyethanol

Ingredients Side-by-side

Ingredients that are highlighted in purple are present in both products.

Learn more about what what Com. / Irr. ratings are

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Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

1
What it does: Skin Conditioning, Solvent
Community Rating: Loved

Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.

So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.

You'll also recognize water as that liquid we all need to stay alive. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!

Learn more about Water

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 1.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 1.

2
What it does: Humectant, Skin Conditioning, Skin Protecting, Solvent
Community Rating: Loved

Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.

A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.

As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.

Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.

Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.

In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.

This ingredient is organic, colorless, odorless, and non-toxic.

Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.

Learn more about Glycerin

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 2.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 2.

3
What it does: Skin Conditioning, Skin Protecting
Community Rating: Loved

We don't have a description for Rosa Centifolia Flower Water.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 3.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 3.

4
What it does: Skin Conditioning
Community Rating: Liked

Palmitoyl Tripeptide-1 is a 3-amino acid peptide. Peptides are building blocks for protein.

Palmitoyl Tripeptide-1 is a signal peptide. This means it tells our skin to create collagen. Collagen is a protein that makes connective tissue. Boosting collagen production leads to a healthier skin barrier. Having a healthy skin barrier means having firm and hydrated skin.

Palmitoyl Tripeptide-1 can help reduce wrinkles and make the skin look more youthful.

Read more about other common types of peptides here:

Learn more about Palmitoyl Tripeptide-1

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 9.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 24.

5
What it does: Cleansing, Skin Conditioning
Community Rating: Liked

Palmitoyl Oligopeptide is a form of peptide. It is created by blending peptides with palmitic acid. Peptides are building blocks for protein.

Due to the palmitic acid base, it may not be malassezia folliculitis safe.

This ingredients tells our body to create more collagen. Collagen is a protein that makes connective tissue. Boosting collagen production leads to a healthier skin barrier. Having a healthy skin barrier means having firm and hydrated skin.

Read more about other common types of peptides here:

Learn more about Palmitoyl Oligopeptide

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 12.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 15.

6
What it does: Skin Conditioning
Community Rating: Loved

Palmitoyl Tetrapeptide-7 is a peptide. Peptides are building blocks for protein.

This ingredient consists of four amino acids and palmitic acid. These amino acids are arginine, proline, glutamine, and glycine.

This ingredient has many benefits. These benefits include boosting collagen production, fighting inflammation, and reversing UV damage.

By preventing our bodies from producing interleukins, Palmitoyl Tetrapeptide-7 helps fight inflammation. An interleukin is a chemical that signals to the body to produce an inflammatory response. Interleukin production is accelerated by UV radiation.

Palmitoyl Tetrapeptide-7 tells our body to create more collagen. Collagen is a protein that makes connective tissue. Boosting collagen production leads to a healthier skin barrier. Having a healthy skin barrier means having firm and hydrated skin.

Read more about other common types of peptides here:

Learn more about Palmitoyl Tetrapeptide-7

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 13.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 19.

7
What it does: Skin Conditioning
Community Rating: Loved

Tripeptide-10 Citrulline is a peptide.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 14.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 9.

8
What it does: Skin Conditioning, Skin Protecting
Community Rating: Loved

Tripeptide-1 is a peptide.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 15.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 18.

9
What it does: Humectant, Skin Conditioning
Community Rating: Loved

Acetyl Octapeptide-3 is a synthetic peptide. It is often called a botox alternative due to its ability to restrict the movement of muscles, and thus reduce the appearance of fine-lines.

While this peptide can help reduce wrinkles and fine-lines, the research is lacking in it being as effective as botox.

All current studies for this ingredient are either from manufacturers or look at amounts far greater than in actual products.

Learn more about Acetyl Octapeptide-3

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 17.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 10.

10
What it does: Humectant, Skin Conditioning
Community Rating: Loved

Acetyl Hexapeptide-8 is a peptide. A common name for this peptide is Argireline.

Argireline has a similar function to botox. It prevents muscle movement and contractions. By preventing muscles from moving, Argireline also prohibits the formation of fine lines and wrinkles. However, research is lacking in proving this ingredient to be as effective as botox.

Argireline tells our body to create more collagen. Collagen is a protein that makes connective tissue. Boosting collagen production leads to a healthier skin barrier. Having a healthy skin barrier means having firm and hydrated skin.

Read more about other common types of peptides here:

Learn more about Acetyl Hexapeptide-8

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 19.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 13.

11
What it does: Skin Conditioning
Community Rating: Liked

Palmitoyl Tripeptide-5 isn't fungal acne safe and is a peptide.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 21.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 22.

12
What it does: Skin Conditioning
Community Rating: Loved

Dipeptide Diaminobutyroyl Benzylamide Diacetate is a peptide.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 23.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 21.

13
What it does: Humectant, Skin Conditioning
Community Rating: Loved

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

Like hyaluronic acid, it is great at holding water and acts as a humectant. This makes it a great skin hydrating ingredient.

Sodium Hyaluronate is naturally occurring in our bodies and is mostly found in eye fluid and joints.

These are some other common types of Hyaluronic Acid:

Learn more about Sodium Hyaluronate

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 25.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 26.

14
What it does: Antioxidant, Skin Conditioning
Community Rating: Liked

Tocopheryl Acetate is AKA Vitamin E. It is an antioxidant and protects your skin from free radicals. Free radicals damage the skin by breaking down collagen.

One study found using Tocopheryl Acetate with Vitamin C decreased the number of sunburned cells.

Tocopheryl Acetate is commonly found in both skincare and dietary supplements.

Learn more about Tocopheryl Acetate

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 27.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 27.

15
What it does: Skin Conditioning
Community Rating: Mixed

Retinyl palmitate is a form of retinoid. It is created from palmitic acid and retinol.

This ingredient has antioxidant and exfoliating properties. Like other types of retinols, retinyl palmitate increases cell turnover. Removing dead skin cells and encouraging the growth of new ones improves skin tone and unclogs pores. This in turn promotes brighter looking skin and even skin texture.

As an antioxidant, retinyl palmitate helps neutralize free-radical molecules. These molecules have the potential to damage skin cells. Thus, antioxidants may help with anti-aging.

Retinyl palmitate can be good for be good for oily skin by helping to unclog pores. However, it may not be good for dry skin and fungal acne.

After using this product, you should follow up with sunscreen.

This ingredient is often added to low-fat milk to increase the levels of Vitamin A.

Learn more about Retinyl Palmitate

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 28.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 28.

16
What it does: Humectant
Community Rating: Disliked

We don't have a description for Pseudoalteromonas Ferment Extract.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 30.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 33.

17
What it does: Skin Conditioning
Community Rating: Disliked

We don't have a description for Hydrolyzed Wheat Protein.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 31.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 31.

18
What it does: Humectant, Skin Conditioning
Community Rating: Disliked

We don't have a description for Hydrolyzed Soy Protein.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 32.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 30.

19
What it does: Emollient, Masking
Community Rating: Very Disliked

Isopropyl Myristate is an emollient, thickening agent, and texture enhancer. It is created from isopropyl alcohol and myristic acid.

It is used to help other ingredients be better absorbed. It is also an emollient and may help soften and hydrate the skin.

The comedogenic rating of this ingredient depends on the concentration. Lower amounts results in a lower rating.

Isopropyl Myristate may not be fungal acne safe. It can potentially worsen acne prone skin.

Learn more about Isopropyl Myristate

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 35.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 4.

20
What it does: Humectant, Masking, Skin Conditioning, Solvent
Community Rating: Mixed

Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:

  • It is a solvent, meaning that it helps to dissolve other ingredients. This also enhances the absorption of the product into one's skin.
  • It is a humectant, which means that it helps attract moisture into the skin.
  • It helps improve product application.

Overall, Butylene Glycol is a safe and well-rounded ingredient. It is unlikely to irritate skin, and works well with pretty much all other ingredients.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 36.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 7.

21
What it does: Emulsifying
Community Rating: Very Disliked

Polysorbate 20 is made by combining ethoxylation of sorbitan, ethylene oxide, and lauric acid. It is a mild cleansing agent, surfactant, and emulsifier.

As a surfactant, it helps collect dirt and oils for washing. Emulsifiers prevent oils and water from separating.

Polysorbate 20 also adds scent to a product. Since it is made using sorbitol, it has a sweet scent. Sorbitol can also be found in fruits such as apples and peaches.

The lauric acid used to create Polysorbate 20 is often derived from coconuts.

Polysorbate 20 may not be fungal acne safe.

Learn more about Polysorbate 20

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 37.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 36.

22
What it does: Emulsifying, Emulsion Stabilising, Gel Forming, Skin Conditioning
Community Rating: Disliked

Xanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.

On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.

Xanthan gum is a pretty common and great ingredient. It is a natural, non-toxic, non-irritating ingredient that is also commonly used in food products.

Learn more about Xanthan Gum

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 39.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 46.

23
What it does: Emollient, Emulsifying, Skin Conditioning
Community Rating: Disliked

Lecithin is a term for a group of substances found in plants, animals, and humans. They are made up of mixture of fatty acids. These fatty acids usually are a mixture of phosphoric acid's choline ester connected to stearic, oleic, and palmitic acids. Most lecithins are created from plant ingredients scuh as sunflower.

Lecithin is an emollient. Emollients help soften the skin and creates a barrier to keep moisture in.

As an emulsifier, it also helps prevent water and oil ingredients from separating. Lecithin can help ingredients be better absorbed by the skin. The phospholipids in Lecithin can produce liposomes. Liposomes help other ingredients get through the skin barrier.

Learn more about Lecithin

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 40.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 32.

24
What it does: Emulsion Stabilising, Gel Forming
Community Rating: Disliked

Carbomer is a polymer of acrylic acid. Its main role is to create gel consistency within products.

Carbomer is commonly found in many types of cosmetics products. It is found to be safe in concentrations up to 15%. However, a high amount of carbomer can cause pilling or balling up of products. Most products contain 1% of less of carbomer.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 41.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 42.

25
What it does:

We don't have a description for Dextran.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 42.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 43.

26
What it does: Buffering, Emulsifying, Masking
Community Rating: Very Disliked

Triethanolamine is an emulsifier and pH adjuster. It is created using ethylene oxide and ammonia. This gives Triethanolamine a nitrogen core and a similar scent to ammonia.

As an emulsifier, it prevents ingredients from separating and enhances texture by adding volume to a product.

PH adjusters are common in cosmetic products. The pH of a product can affect the effectiveness of other ingredients. A product with a high pH may also irritate the skin.

Learn more about Triethanolamine

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 43.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 47.

27
What it does: Preservative
Community Rating: Disliked

Potassium Sorbate is a preservative used to prevent yeast and mold in products. It is commonly found in both cosmetic and food products.

Potassium sorbate is potassium salt derived from sorbic acid. Sorbic acid is a natural antibiotic and effective against fungus.

Potassium sorbate and sorbic acid can be found in baked goods, cheeses, dried meats, dried fruit, ice cream, pickles, wine, yogurt, and more.

Potassium sorbate is often used with stronger preservatives.

Learn more about Potassium Sorbate

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 44.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 54.

28
What it does: Masking, Preservative
Community Rating: Disliked

Sodium Benzoate is a preservative. It's used in both cosmetic and food products to inhibit the growth of mold and bacteria. It is typically produced synthetically.

Both the US FDA and EU Health Committee have approved the use of sodium benzoate. In the US, levels of 0.1% (of the total product) are allowed.

Sodium benzoate works as a preservative by inhibiting the growth of bacteria inside of cells. It prevents the cell from fermenting a type of sugar using an enzyme called phosphofructokinase.

Sodium Benzoate is the salt of benzoic acid. Foods containing sodium benzoate include soda, salad dressings, condiments, fruit juices, wines, and snack foods.

Studies for using ascorbic acid and sodium benzoate in cosmetics are lacking, especially in skincare routines with multiple steps.

We always recommend speaking with a professional, such as a dermatologist, if you have any concerns.

Learn more about Sodium Benzoate

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 45.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 55.

29
What it does: Emollient, Humectant, Skin Conditioning
Community Rating: Liked

Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.

It is a common ingredient in many products, especially those designed to hydrate skin. The primary benefits are retaining moisture, skin softening, and promoting a healthy skin barrier.

Though Caprylyl Glycol is an alcohol derived from fatty acids, it is not the kind that can dry out skin.

This ingredient is also used as a preservative to extend the life of products. It has slight antimicrobial properties.

Learn more about Caprylyl Glycol

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 46.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 53.

30
What it does: Preservative
Community Rating: Very Disliked

Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent germ and microbial growth. By itself, it has a scent that is similar to that of a rose.

It's often used in formulations along with Caprylyl Glycol to preserve the shelf life of products.

Peter Thomas Roth Un-Wrinkle Turbo Serum contains this as ingredient number 54.

Peter Thomas Roth Peptide 21 Wrinkle Resist Serum contains this as ingredient number 56.

Here's what our community thinks of the ingredients in these two products.

42% are loved or liked
6% have mixed ratings
40% are disliked or very disliked
12% have no rating yet
50% are loved or liked
7% have mixed ratings
30% are disliked or very disliked
13% have no rating yet

Usage

Here's some more info on how this product is used by our community.

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