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Updated on December 15, 2023

Overview

What they are

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

Free From

They both do not contain any harsh alcohols, 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.

Is Clinical Hydra-Cool Serum
Is Clinical Hydra-Cool Serum
Serum
American Brand United States
ZO Skin Health Firming Serum
ZO Skin Health Firming Serum
Serum
American Brand United States

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

Concerns

Notable Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Hydra-Cool Serum
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.

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.
Calcium Pantothenate

Calcium Pantothenate is calcium salt from Vitamin B5. It can be naturally found in plants and animals.

Pentylene Glycol Skin Conditioning, Solvent

Pentylene glycol is typically used within a product to thicken it. It also adds a smooth, soft, and moisturizing feel to the product. It is naturally found in plants such as sugar beets.

Menthol Masking, Refreshing
May cause irritation IconEU Allergen IconMay worsen Rosacea Icon
3 Concerns

Menthol is a compound found in mint plants, such as peppermint. In its pure form, it is a clear crystalline substance.

Very 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 ->
Asiaticoside Antioxidant, Skin Conditioning
Antioxidant Icon
AntioxidantAntioxidant Icon

Asiaticoside comes from the super popular skin-soothing ingredient, Centella asiatica. It is one of four active compounds found in the extract of Centella Asiatica.

Polyporus Umbellatus Extract Skin Protecting

We don't have a description for Polyporus Umbellatus Extract.

Unknown Full details ->
Asiatic Acid Skin Conditioning, Stabilising

Asiatic Acid is a major component of Centella Asiatica Extract. It has wound-healing, anti-inflammatory, and antioxidant properties.

Madecassic Acid Skin Conditioning

Madecassic Acid is a major component of Centella Asiatica Extract. It has anti-inflammatory and antioxidant properties.

CI 42090 Cosmetic Colorant

Ci 42090 is a synthetic dye created from petroleum. It is used to give a bright blue color to cosmetics, medicine, and food.

Unknown Full details ->
Firming Serum
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.

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.
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.

Dipropylene Glycol Masking, Solvent

Dipropylene Glycol is a synthetically created stabilizer and solvent. It is a part of the glycol class in the alcohol family.

Disliked Full details ->
Sodium Dna Skin Conditioning

Sodium DNA is an emerging anti-aging ingredient.

Unknown Full details ->
Leontopodium Alpinum Meristem Cell Culture Skin Conditioning

We don't have a description for Leontopodium Alpinum Meristem Cell Culture.

Unknown Full details ->
Marrubium Vulgare Meristem Cell Culture Skin Protecting

We don't have a description for Marrubium Vulgare Meristem Cell Culture.

Unknown Full details ->
Melilotus Officinalis Extract Astringent, Masking, Soothing

We don't have a description for Melilotus Officinalis Extract.

Unknown Full details ->
Tocopheryl Acetate Antioxidant, Skin Conditioning
0 / 0 Vitamin E IconAntioxidant IconHelps brighten skin Icon
Vitamin EVitamin E Icon AntioxidantAntioxidant Icon Helps brighten skinHelps brighten skin Icon

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.

0 Com. / 0 Irr.
Retinyl Palmitate Skin Conditioning
1-3 / 1-3 Retinoid 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 fight Acne IconCan worsen Dry Skin IconMay cause irritation IconNot safe for Fungal Acne Icon
RetinoidRetinoid Icon 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.

1-3 Com. / 1-3 Irr.
Caprooyl Tetrapeptide-3 Skin Protecting
Peptide Icon
PeptidePeptide Icon

Caprooyl Tetrapeptide-3 is a peptide.

Lecithin Emollient, Emulsifying, Skin Conditioning

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.

Disliked Full details ->
Dextran

We don't have a description for Dextran.

Unknown Full details ->
Hydroxypropyl Methylcellulose Emulsion Stabilising

This ingredient is a semi-synthetic polymer created from cellulose. In case you need a refresher, cellulose is the main component of plant cell walls.

Unknown Full details ->
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 ->
Aminomethyl Propanol Buffering

Aminomethyl Propanol is used to adjust the pH of products. It is also used as a base to create other organic compounds. Having a balanced pH is important for protecting your skin.

Cellulose Absorbent

Cellulose is the main component of plant cell walls. It is used as an emulsifier, absorbent, and texture enhancer.

Polysorbate 20 Emulsifying
0 / 0 Not safe for Fungal Acne Icon
Not safe for Fungal AcneNot safe for Fungal Acne Icon

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

0 Com. / 0 Irr.
Very Disliked Full details ->
Caprylyl Glycol Emollient, Humectant, Skin Conditioning

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

Lactose Humectant, Skin Conditioning

We don't have a description for Lactose.

Disliked Full details ->
Ethylhexylglycerin Skin Conditioning

Ethylhexylglycerin (we can't pronounce this either) is commonly used as a preservative and skin softener. It is derived from glyceryl.

Hexylene Glycol Emulsifying, Skin Conditioning, Solvent
0-2 / 0-1

Hexylene Glycol is a surfactant. Glycols are a class of alcohols. Hexylene Glycol is a surfactant and emulsifier.

0-2 Com. / 0-1 Irr.
Disliked Full details ->
Disodium EDTA

Disodium EDTA plays a role in making products more stable by aiding other preservatives.

Disliked Full details ->
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 ->
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 ->
Parfum Masking, Perfuming
Fragrance IconMay worsen Eczema IconMay worsen Rosacea Icon
FragranceFragrance Icon 2 Concerns

Parfum is a catch-all term for an ingredient or more that is used to give a scent to products.

Very Disliked Full details ->
CI 77007 Cosmetic Colorant

This pigment is called Ultramarine blue lazurite. It gives a saturated blue color, but can be used to create other colors as well.

Unknown Full details ->
CI 60730 Cosmetic Colorant

We don't have a description for CI 60730.

Unknown Full details ->
Limonene Perfuming, Solvent
Fragrance Icon
FragranceFragrance Icon

Limonene is a fragrance that adds scent and taste to a formulation.

Very Disliked Full details ->

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
Preservative
Very Disliked

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.

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

Ingredient Ratings

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

Hydra-Cool Serum
6
1
2
2
liked
mixed
disliked
not rated
Firming Serum
8
2
11
8
liked
mixed
disliked
not rated

When to use

26 Routines
46% use in am
54% use in pm
100% use every day
When to use See routines that use it ->
1 Routine
100% use in am
0% use in pm
100% use every day

Reviews

Here's what our community thinks

Is Clinical Hydra-Cool Serum 11 ingredients

5.0 /5
from 1 rating
AVRILLOVESDRUSILLA's avatar

AVRILLOVESDRUSILLA

1 year ago · Combination Skin
Review

HELPS WITH REDNESS, IRRITATION, PERIORAL DERMATITIS, AND INFLAMED ACNE

ZO Skin Health Firming Serum 29 ingredients

Firming Serum hasn't been rated yet.
Rate it now