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Updated on February 16, 2024

Overview

What they are

These products are both reef safe serums. They have a total of 2 ingredients in common

Suited For

They're both likely to be good for anti aging, brightening skin, reducing pores, scar healing and dark spots

Free From

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

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

SkinCeuticals Blemish + Age Defense

Ingredient Info

Click any item below to learn more and see relevant ingredients

At a glance

Click on any of the items below to learn more

Notable Ingredients

Benefits

Concerns

Notable Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Blemish + Age Defense
Alcohol Denat. Antimicrobial, Astringent, Masking
Alcohol IconCan worsen Dry Skin IconMay worsen Oily Skin IconMay cause irritation IconMay worsen Eczema IconMay worsen Rosacea Icon
AlcoholAlcohol Icon 5 Concerns

Alcohol Denat. is an alcohol with a denaturant property. It is created by mixing ethanol with other additives.

Very Disliked Full details ->
Water Skin Conditioning, Solvent

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.

Methylpropanediol Solvent

Methylpropanediol is a synthetic solvent and humectant.

Glycolic Acid Buffering
AHA IconGood for Oily Skin IconGood for Skin Texture IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation IconMay worsen Rosacea Icon
AHAAHA Icon 7 Benefits 2 Concerns

Glycolic Acid is arguably the most famous AHA with a ton of research to back up its benefits.

Diisopropyl Adipate Emollient, Masking, Skin Conditioning
0 / 0

Diisopropyl Adipate comes from isopropyl alcohol and Adipic Acid.

0 Com. / 0 Irr.
Unknown Full details ->
Octadecenedioic Acid Emulsifying
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Octadecenedioic Acid isn't fungal acne safe.

Hydroxyethylpiperazine Ethane Sulfonic Acid Buffering

We don't have a description for Hydroxyethylpiperazine Ethane Sulfonic Acid.

Citric Acid Buffering, Masking
AHA IconGood for Skin Texture IconGood for Minimizing Pores IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation IconMay worsen Rosacea Icon
AHAAHA Icon 4 Benefits 2 Concerns

Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).

Disliked Full details ->
Capryloyl Salicylic Acid Skin Conditioning

Capryloyl Salicylic Acid comes from salicylic acid, the famous acne-fighting BHA.

Sodium Hydroxide Buffering

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.

Polyquaternium-10

Polyquaternium-10 is an ammonium salt of hydroxyethylcellulose. It is a white and granular powder used as a film-former and anti-static agent.

Disliked Full details ->
Bounce-Boosting Serum with Collagen + Peptides
Water Skin Conditioning, Solvent

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.

Propanediol Solvent

Propanediol helps absorb ingredients into your skin, boosting their benefits. It can act as an emollient, making your skin softer. Propanediol can help products last longer by boosting the properties of preservatives within the formulation.

Dicaprylyl Carbonate Emollient, Skin Conditioning

Dicaprylyl Carbonate comes from carbonic acid and caprylyl alcohol, a fatty alcohol. It is an emollient and gives skin a velvet feel. The sources of Dicaprylyl Carbonate may be synthetic or from animals.

Glycerin Humectant, Skin Conditioning, Skin Protecting
0 / 0 Helps hydrate Dry Skin IconHelps brighten skin Icon
2 Benefits

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

0 Com. / 0 Irr.
C9-12 Alkane Solvent

C9-12 Alkane is synethically created using alkanes, or paraffins. It is added to products as a solvent. This means its main purpose is to help dissolve ingredients and create even texture.

Unknown Full details ->
Soluble Collagen Humectant, Skin Conditioning
Helps with Anti-Aging Icon
Helps with Anti-AgingHelps with Anti-Aging Icon

Soluble Collagen can help to reduce the effects of aging.

Ceramide NP Skin Conditioning
Ceramide IconHelps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation IconHelps with Anti-Aging Icon
CeramideCeramide Icon 4 Benefits

Ceramide NP is a type of ceramide.

Hydrolyzed Collagen Emollient, Humectant, Skin Conditioning
Helps with Anti-Aging Icon
Helps with Anti-AgingHelps with Anti-Aging Icon

Hydrolyzed collagen has a misleading name because it is actually a mixture of various proteins/peptides. This ingredient has skin hydrating properties.

Pentapeptide-34 Trifluoroacetate Emollient, Skin Conditioning
Peptide Icon
PeptidePeptide Icon

Pentapeptide-34 Trifluoroacetate is a peptide.

Unknown Full details ->
Hydrolyzed Sodium Hyaluronate Skin Conditioning

This ingredient is created by putting sodium hyaluronate through hydrolysis.

Acetyl Hydroxyproline Emollient, Humectant, Skin Conditioning

We don't have a description for Acetyl Hydroxyproline.

Unknown Full details ->
Sodium Hyaluronate Humectant, Skin Conditioning
0 / 0 Hyaluronic Acid Icon
Hyaluronic AcidHyaluronic Acid Icon

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

0 Com. / 0 Irr.
Bakuchiol Antimicrobial, Antioxidant, Emollient
Antioxidant IconHelps with Anti-Aging IconGood for Dark Spots IconHelps brighten skin Icon
AntioxidantAntioxidant Icon 3 Benefits

Bakuchiol is a plant-derived antioxidant (it's vegan!). It is often called the replacement for retinol although it is not part of the same family.

Chrysanthemum Parthenium Extract Skin Conditioning

We don't have a description for Chrysanthemum Parthenium Extract.

Camellia Sinensis Leaf Extract Antimicrobial, Antioxidant, Astringent
Antioxidant IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging IconHelps fight Acne Icon
AntioxidantAntioxidant Icon 5 Benefits

Camellia Sinensis Leaf Extract is derived from the leaves of the tea plant. Black tea, green tea, and oolong tea are all harvested from this plant.

Glycyrrhiza Glabra Root Extract Bleaching, Emollient, Skin Conditioning
Good for Dark Spots Icon
Good for Dark SpotsGood for Dark Spots Icon

Glycyrrhiza Glabra Root Extract is an extract of the roots of Licorice. It has been found to have several benefits such as skin hydrating, conditioning, and soothing.

Chlorella Vulgaris Extract Skin Conditioning

Chlorella Vulgaris Extract comes from the microalga, Chlorella vulgaris. It is hydrating and contains antioxidants. Studies also show Chlorella Vulgaris may help in rebuilding collagen and elastin.

Tocopherol Antioxidant, Masking, Skin Conditioning
0-3 / 0-3 Vitamin E IconAntioxidant IconHelps hydrate Dry Skin IconHelps with Anti-Aging IconGood for Scar Healing IconHelps brighten skin IconMay cause irritation Icon
Vitamin EVitamin E Icon AntioxidantAntioxidant Icon 4 Benefits May cause irritationMay cause irritation Icon

Tocopherol (also known as Vitamin E) is a common antioxidant used to help protect the skin from free-radicals and strengthen the skin barrier. It's also fat soluble - this means our skin is great at absorbing it.

0-3 Com. / 0-3 Irr.
Coco-Caprylate/Caprate Emollient, Skin Conditioning
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Coco-Caprylate/Caprate is created from fatty coconut alcohol, caprylic acid, and capric acid.

Very Disliked Full details ->
Glycine Buffering, Skin Conditioning

Glycine is an amino acid that helps build proteins. It is already present in our skin as our bodies produce them naturally.

Histidine Humectant, Skin Conditioning

We don't have a description for Histidine.

Hydrolyzed Corn Protein Skin Conditioning

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

Unknown Full details ->
Alanine Masking, Skin Conditioning

Alanine is an amino acid and is already found in the human body.

Sorbitan Olivate Emulsifying
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Sorbitan Olivate is created from the fatty acids in olive oil and sorbitol.

Very Disliked Full details ->
Isoleucine Skin Conditioning

We don't have a description for Isoleucine.

Leucine Skin Conditioning

We don't have a description for Leucine.

Lysine Skin Conditioning

Lysine is an essential amino acid. Your body is unable to produce it naturally and we mainly get lysine from food sources.

Phenylalanine Masking, Skin Conditioning

Phenylalanine is an amino acid. It is a skin soothing and hydrating ingredient. Amino acids play a crucial role in wound healing and skin hydration.

Proline Skin Conditioning

Proline is an amino-acid. It helps moisturize the skin and plays an important role in creating proteins.

Serine Masking, Skin Conditioning

Serine is an amino acid naturally found in our body. Our bodies use amino acids to create protein.

Arginine Masking, Skin Conditioning
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Arginine is an amino acid that is important for human development. Your body uses is it to produce hair keratin and skin collagen.

Cetearyl Olivate
Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

Cetearyl Olivate is an emulsifier and texture enhancer. It is derived from the fatty acids of olive oil and Cetearyl alcohol, and is biodegradable.

Disliked Full details ->
Threonine

Threonine is an amino-acid. It helps hydrate the skin and has antioxidant benefits.

Tyrosine Masking, Skin Conditioning

We don't have a description for Tyrosine.

Valine Masking, Skin Conditioning

We don't have a description for Valine.

Aspartic Acid Masking, Skin Conditioning

Aspartic Acid is an amino acid that our bodies produce naturally. It is an antioxidant.

Butylene Glycol Humectant, Masking, Skin Conditioning
1 / 0

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

1 Com. / 0 Irr.
Carbomer Emulsion Stabilising, Gel Forming
1 / 0

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

1 Com. / 0 Irr.
Disliked Full details ->
Cetearyl Alcohol Emollient, Emulsifying, Emulsion Stabilising
2 / 1 Fatty Alcohol IconMay worsen Oily Skin IconBad for Acne Prone Skin IconNot safe for Fungal Acne Icon
Fatty AlcoholFatty Alcohol Icon 3 Concerns

Cetearyl alcohol is a mixture of two fatty alcohols: cetyl alcohol and stearyl alcohol. It is mainly used as an emulsifier. Emulsifiers help prevent the separation of oils and products. Due to its composition, it can also be used to thicken a product or help create foam.

2 Com. / 1 Irr.
Very Disliked Full details ->
Glutamic Acid Humectant

Glutamic Acid is an amino acid that is found in all living organisms. Our bodies use this to help nerve cells in the brain communicate with other cells.

Glyceryl Acrylate/Acrylic Acid Copolymer Humectant

Glyceryl Acrylate/Acrylic Acid Copolymer is made up of glycerin and polyacrylic acid. It helps hydrate your skin as a humectant.

Xanthan Gum Emulsifying, Emulsion Stabilising, Gel Forming

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.

Disliked Full details ->
Phenoxyethanol Preservative
Preservative Icon
PreservativePreservative Icon

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.

Very Disliked Full details ->
Potassium Sorbate Preservative
Preservative Icon
PreservativePreservative Icon

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

Disliked Full details ->
Sodium Benzoate Masking, Preservative
Preservative Icon
PreservativePreservative Icon

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.

Disliked Full details ->
Sodium Hydroxide Buffering

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.

Tetrasodium EDTA

Tetrasodium EDTA is the salt formed from neutralizing ethylenediamine tetraacetic acid with sodium hydroxide. It is a chelating agent and used to prevent metal ions from binding to other ingredients. This helps keep the product and ingredients stable.

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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.

Skin Conditioning, Solvent
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. If you see this, drink a glass of water. Stay hydrated!

Learn more about Water
Buffering
Mixed

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.

In small amounts, sodium hydroxide is considered safe to use. However, large amounts may cause chemical burns due to its high alkaline.

Your skin has a natural pH and acid mantle. This acid mantle helps prevent harmful bacteria from breaking through. The acid mantle also helps keep your skin hydrated.

"Alkaline" refers to a high pH level. A low pH level would be considered acidic.

Learn more about Sodium Hydroxide

Ingredient Ratings

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

Blemish + Age Defense
5
2
3
1
liked
mixed
disliked
not rated
Bounce-Boosting Serum with Collagen + Peptides
28
5
10
4
liked
mixed
disliked
not rated

When to use

63 Routines
38% use in am
62% use in pm
84% use every day
When to use See routines that use it ->
18 Routines
44% use in am
56% use in pm
94% use every day