Updated on June 26, 2024
Overview
What they are
These products are both reef safe serums. They have a total of 4 ingredients in common
Cool Features
They both contain hyaluronic acid and peptides
Suited For
They're both likely to be good for anti aging, dry skin, brightening skin, scar healing and better texture
Free From
They both do not contain any harsh alcohols, common allergens or parabens
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that needs an update? Let us know.
Ingredient Info
Peter Thomas Roth Peptide 21 Wrinkle Resist Serum 56 ingredients
Depology Matrixyl® 3000 Collagen Boosting Serum 20 ingredients
At a glance
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Peter Thomas Roth Peptide 21 Wrinkle Resist Serum 56 ingredients
Depology Matrixyl® 3000 Collagen Boosting Serum 20 ingredients
Notable Ingredients
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This product contains 16 ingredients that may have this attribute:
- 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
Benefits
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Concerns
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Concerns
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Ingredients Side-by-side
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.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
Isopropyl Myristate is an emollient, thickening agent, and texture enhancer. It is created from isopropyl alcohol and myristic acid.
Squalane is an emollient that helps the skin hold onto moisture. It's an oily liquid that occurs naturally in certain types of fish and plant oils.
Mannitol is a sugar alcohol. It is a humectant and moisturizes the skin. In vitro (not tested on a living organism), mannitol displays antioxidant properties.
Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:
Natto Gum is created by fermenting a soy protein using Bacillus natto (a bacteria). It is used as a texture enhancer.
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.
Not safe for Fungal Acne
Palmitoyl Hexapeptide-12 isn't fungal acne safe and is a peptide.
Acetyl Hexapeptide-8 is a peptide. A common name for this peptide is Argireline.
Not safe for Fungal Acne
Palmitoyl Oligopeptide is a form of peptide. It is created by blending peptides with palmitic acid. Peptides are building blocks for protein.
Not safe for Fungal Acne
Palmitoyl Tetrapeptide-7 is a peptide. Peptides are building blocks for protein.
Not safe for Fungal Acne
Palmitoyl Tripeptide-5 isn't fungal acne safe and is a peptide.
Not safe for Fungal Acne
Palmitoyl Tripeptide-1 is a 3-amino acid peptide. Peptides are building blocks for protein.
Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.
Antioxidant Helps brighten skin
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.
7 Benefits 3 Concerns
Retinyl palmitate is a form of retinoid. Retinoids are the superstar class of anti-aging ingredients that include tretinoin and retinol.
Antioxidant 6 Benefits
Ascorbic Acid is is pure Vitamin C. This form makes up the largest amount of vitamin C found naturally in our skin.
This ingredient is a vegetable-derived protein made to mimic hydrolyzed collagen. It is created from soy, or glycine soja.
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.
Pseudoalteromonas Ferment Extract isn't fungal acne safe.
Polysorbate 20 is made by combining ethoxylation of sorbitan, ethylene oxide, and lauric acid. It is a mild cleansing agent, surfactant, and emulsifier.
Dimethyl Isosorbide is a solvent and helps deliver actives into your skin. It is created from sorbitol.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer is a synthetic polymer. It is used to thicken and improve the texture of products.
Leuconostoc/Radish Root Ferment Filtrate is a natural preservative. It comes from fermenting radish roots with a bacteria called leuconostoc. Leuconostoc comes from lactic acid. This bacteria is used to make the traditional Korean side-dish, kimchi. It is also used to make sourdough bread (both incredibly yummy foods).
Carbomer is a polymer of acrylic acid. Its main role is to create gel consistency within products.
Sodium Lactate is the sodium salt of lactic acid, an AHA. It is a humectant and used to adjust the pH of a product.
We don't have a description for Tetradecyl Aminobutyroylvalylaminobutyric Urea Trifluoroacetate.
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.
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.
Octyldodecanol is a fatty alcohol. It is primarily used to enhance the texture of products.
2 Concerns
Silica is a mineral naturally found in our skin. It helps to thicken and smooth the texture of a product. It also acts as an agent for other ingredients by increasing the absorption of other ingredients into the skin.
Sodium Propoxyhydroxypropyl Thiosulfate Silica is a type of sulfate.
Sodium Hydroxide is also known as lye or caustic soda. It is used to adjust the pH of products; many ingredients require a specific pH to be effective.
Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.
Potassium Sorbate is a preservative used to prevent yeast and mold in products. It is commonly found in both cosmetic and food products.
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.
Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent microbial growth. By itself, it has a scent that is similar to that of a rose.
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
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.
Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:
Not safe for Fungal Acne
You might know this ingredients as Matrixyl. It is a peptide.
Aloe Barbadensis Leaf Juice comes from leaves of the aloe plant. Aloe Barbadensis Leaf Juice is best known for helping to soothe sunburns. It is also anti-inflammatory, moisturizing, antiseptic, and can help heal wounds.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
Portulaca Oleracea Extract is an extract of the whole plant of the Purslane, Portulaca oleracea L., Portulacaceae. It has anti-inflammatory, antioxidant, and hydrating properties.
4 Benefits May cause irritation
Hyaluronic acid is naturally found in healthy skin. It is a humectant, meaning it draws moisture to your skin.
Polyglyceryl-6 Caprylate comes from caprylic acid and Polyglycerin-6. It is an emulsifier, emollient, and cleansing agent.
Trehalose is a disaccharide made of two glucose molecules (glucose is sugar!). Trehalose is used to help moisturize skin. It also has antioxidant properties.
Hydroxyacetophenone is antioxidant and helps with skin conditioning.
1,2-Hexanediol is a multi-tasker ingredient. It acts as a preservative to increase shelf-life and can aid other preservatives in preventing microbe growth. 1,2-Hexanediol also helps the skin retain moisture as a humectant.
Oil 2 Concerns
Cocos Nucifera Oil is obtained from the kernels of the coconut fruit. In other words, this is coconut oil.
Good for Scar Healing Not safe for Fungal Acne
Rosehip Oil is a nonfragrant plant oil. Rosehips are a fruit from a rose bush and are edible. This oil helps even out skin tone, has anti-aging properties, and is good for reducing inflammation.
Helps hydrate Dry Skin 2 Concerns
Helianthus Annuus Seed Oil is the oil derived from the seeds of a Sunflower. Sunflower seed oil is non-fragrant. It is an emollient, meaning it helps to soften the skin.
Allantoin plays a role in soothing and moisturizing the skin. Because of this, it is often added to products with strong active ingredients.
Stearic Acid is a fatty acid. It is an emollient, emulsifier, and texture enhancer.
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.
Water, Butylene Glycol, Palmitoyl Pentapeptide-4, Aloe Barbadensis Leaf Juice, Glycerin, Portulaca Oleracea Extract, Hyaluronic Acid, Codium Tomentosum Extract, Citrus Paradisi Seed Extract, Cereus Grandiflorus Extract, Polyglyceryl-6 Caprylate, Trehalose, Hydroxyacetophenone, 1,2-Hexanediol, Cocos Nucifera Oil, Rosa Canina Fruit Oil, Helianthus Annuus Seed Oil, Allantoin, Stearic Acid, Xanthan Gum
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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. If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterGlycerin 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 GlycerinButylene 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.
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 GumIngredient Ratings
Here's what our community thinks of the ingredients in these two products.
When to use
Peter Thomas Roth Peptide 21 Wrinkle Resist Serum 56 ingredients
Depology Matrixyl® 3000 Collagen Boosting Serum 20 ingredients
Reviews
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