Versus

Kirkland Signature Moisture Shampoo Versus Shea Moisture 100% Virgin Coconut Oil Daily Hydration Shampoo

Shampoo
Shampoo
American Brand United States
American Brand United States

Updated on January 18, 2024

Overview

What they are

These products are both vegan and reef safe shampoos. They have a total of 12 ingredients in common

Cool Features

They both contain Vitamin E

Suited For

They're both likely to be good for anti aging, dry skin, brightening skin, sensitive skin and scar healing

Free From

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

What's Inside

They both contain fragrances and oils

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

Click any item below to learn more and see relevant ingredients

About this product

About this product

At a glance

Click on any of the items below to learn more

Key Ingredients

Benefits

Concerns

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

found in both products
Signature Moisture Shampoo

Water

Skin Conditioning

Sodium Cocoyl Isethionate

Cleansing

Cocamidopropyl Hydroxysultaine

Cleansing

Potassium Cocoyl Glycinate

Disodium Cocoyl Glutamate

Cleansing

Sodium Lauroyl Methyl Isethionate

Cleansing

Sodium Lauroyl Sarcosinate

Cleansing

Decyl Glucoside

Cleansing

Potassium Cocoate

Emulsifying
Can worsen Dry Skin Icon

Glycereth-26

Humectant
0 / 0

Glycol Distearate

Emollient
Not safe for Fungal Acne Icon

Cocamidopropylamine Oxide

Cleansing

Phenoxyethanol

Preservative
Preservative Icon

Parfum

Masking
Fragrance IconMay worsen Eczema IconMay worsen Rosacea Icon

Sodium Cocoyl Glutamate

Cleansing

PEG-120 Methyl Glucose Dioleate

Emulsifying
0 / 0 Not safe for Fungal Acne Icon

Methyl Gluceth-20

Humectant

Quaternium-91

Amodimethicone

Silicon Icon

Acrylates Copolymer

Citric Acid

Buffering
AHA IconGood for Oily Skin IconGood for Skin Texture IconGood for Minimizing Pores IconGood for Scar Healing IconHelps brighten skin IconMay worsen Rosacea Icon

Dicaprylyl Ether

Emollient

Polyquaternium-10

Guar Hydroxypropyltrimonium Chloride

Skin Conditioning

Chlorphenesin

Antimicrobial
Preservative Icon

Trisodium Ethylenediamine Disuccinate

PPG-3 Benzyl Ether Myristate

Emollient

Glyceryl Oleate

Emollient
Fragrance IconNot safe for Fungal Acne Icon

C11-15 Pareth-7

Emulsifying

Polyquaternium-39

Laureth-9

Emulsifying

Phospholipids

Skin Conditioning

Glycerin

Humectant
0 / 0 Helps hydrate Dry Skin IconHelps brighten skin Icon

Hydrolyzed Vegetable Protein Pg-Propyl Silanetriol

Skin Conditioning

Polyquaternium-55

Sodium Benzoate

Masking
Preservative Icon

Panthenol

Skin Conditioning
0 / 0 Helps hydrate Dry Skin IconHelps reduce Skin Redness IconHelps reduce irritation Icon

Trideceth-12

Emulsifying

Glycine Soja Oil

Emollient
3 / 0 Oil IconBad for Acne Prone Skin IconNot safe for Fungal Acne Icon

Acetic Acid

Buffering

Tetrasodium EDTA

May worsen Eczema Icon

Benzoic Acid

Masking
Preservative IconMay worsen Eczema Icon

Sodium Hydroxide

Buffering

Disodium EDTA

Potassium Sorbate

Preservative
Preservative Icon

Hydrolyzed Pea Protein Pg-Propyl Silanetriol

Skin Conditioning

Caprylyl Glycol

Emollient

Tocopheryl Acetate

Antioxidant
0 / 0 Vitamin E IconAntioxidant Icon

Helianthus Annuus Seed Oil

Emollient
0 / 0 Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Alcohol

Antimicrobial
Alcohol IconCan worsen Dry Skin IconMay worsen Oily Skin IconMay cause irritation IconMay worsen Eczema IconMay worsen Rosacea Icon

Tocopherol

Antioxidant
0-3 / 0-3 Vitamin E IconAntioxidant IconHelps hydrate Dry Skin IconHelps with Anti-Aging IconGood for Scar Healing Icon

Argania Spinosa Kernel Oil

Emollient
Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Ascorbic Acid

Antioxidant
Vitamin C IconAntioxidant IconHelps reduce Skin Redness IconGood for Skin Texture IconGood for Minimizing Pores IconHelps with Anti-Aging IconGood for Dark Spots IconGood for Scar Healing IconHelps brighten skin Icon

Persea Gratissima Oil

Skin Conditioning
0-3 / 0 Oil IconHelps hydrate Dry Skin IconNot safe for Fungal Acne Icon

Copaifera Officinalis Resin

Masking

Passiflora Edulis Seed Oil

Emollient
Oil IconNot safe for Fungal Acne Icon

Isomalt

Humectant

Euterpe Oleracea Fruit Oil

Skin Conditioning
Oil IconNot safe for Fungal Acne Icon

Aloe Barbadensis Leaf Extract

Emollient
Helps reduce Skin Redness IconHelps reduce irritation Icon

Cucumis Sativus Fruit Extract

Emollient

Lycium Barbarum Fruit Extract

Astringent

Punica Granatum Extract

Astringent

Malus Domestica Fruit Cell Culture Extract

Skin Conditioning

Quaternium-95

UV Absorber

Propanediol

Solvent

Camellia Sinensis Leaf Extract

Antimicrobial
Antioxidant IconHelps reduce Skin Redness IconHelps reduce irritation IconGood for Minimizing Pores IconHelps with Anti-Aging Icon

Persea Gratissima Fruit Extract

Emollient

Xanthan Gum

Emulsifying

Lecithin

Emollient

Vitis Vinifera Fruit Cell Extract

Skin Conditioning

Vitis Vinifera Seed Extract

Antimicrobial
Antioxidant Icon

Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate

Antioxidant
Antioxidant Icon

Water, Sodium Cocoyl Isethionate, Cocamidopropyl Hydroxysultaine, Potassium Cocoyl Glycinate, Disodium Cocoyl Glutamate, Sodium Lauroyl Methyl Isethionate, Sodium Lauroyl Sarcosinate, Decyl Glucoside, Potassium Cocoate, Glycereth-26, Glycol Distearate, Cocamidopropylamine Oxide, Phenoxyethanol, Parfum, Sodium Cocoyl Glutamate, PEG-120 Methyl Glucose Dioleate, Methyl Gluceth-20, Quaternium-91, Amodimethicone, Acrylates Copolymer, Citric Acid, Dicaprylyl Ether, Polyquaternium-10, Guar Hydroxypropyltrimonium Chloride, Chlorphenesin, Trisodium Ethylenediamine Disuccinate, PPG-3 Benzyl Ether Myristate, Glyceryl Oleate, C11-15 Pareth-7, Polyquaternium-39, Laureth-9, Phospholipids, Glycerin, Hydrolyzed Vegetable Protein Pg-Propyl Silanetriol, Polyquaternium-55, Sodium Benzoate, Panthenol, Trideceth-12, Glycine Soja Oil, Acetic Acid, Tetrasodium EDTA, Benzoic Acid, Sodium Hydroxide, Disodium EDTA, Potassium Sorbate, Hydrolyzed Pea Protein Pg-Propyl Silanetriol, Caprylyl Glycol, Tocopheryl Acetate, Helianthus Annuus Seed Oil, Alcohol, Tocopherol, Argania Spinosa Kernel Oil, Ascorbic Acid, Persea Gratissima Oil, Copaifera Officinalis Resin, Passiflora Edulis Seed Oil, Isomalt, Euterpe Oleracea Fruit Oil, Aloe Barbadensis Leaf Extract, Cucumis Sativus Fruit Extract, Lycium Barbarum Fruit Extract, Punica Granatum Extract, Malus Domestica Fruit Cell Culture Extract, Quaternium-95, Propanediol, Camellia Sinensis Leaf Extract, Persea Gratissima Fruit Extract, Xanthan Gum, Lecithin, Vitis Vinifera Fruit Cell Extract, Vitis Vinifera Seed Extract, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate

100% Virgin Coconut Oil Daily Hydration Shampoo

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

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

Sodium cocoyl isethionate is a natural ingredient from coconut oil. It is an ultra gentle cleanser that gives a nice foam without drying the skin or impacting the skin barrier.

The amount of foam created depends on the amount of sodium cocoyl isethionate used in the product.

This ingredient also helps improve the spreadability of a product.

Learn more about Sodium Cocoyl Isethionate
Cleansing, Emulsion Stabilising

Decyl Glucoside is a glucose-based surfactant and emulsion stabilizer. It is created by reacting glucose with the fatty acids from plants.

Surfactants help clean the skin by trapping oil, sebum, and dirt to be washed away. As an emulsion stabilizer, it stabilizes the ingredients in a product by preventing them from separating.

This ingredient is biodegradable and non-toxic. This ingredient is commonly found in baby shampoos.

Decyl Glucoside is sometimes used to stabilize the UV filter Tinosorb.

Learn more about Decyl Glucoside
Emollient, Emulsifying, Skin Conditioning

Glycol Distearate serves as a pearlizing or opacifying agent in cosmetic products.

It's often included in cleansers and haircare products to give them a lustrous or shimmering appearance.

It is derived from stearic acid, a natural fatty acid commonly found in vegetable oils and animal fats.

Glycol Distearate isn't fungal acne safe.

Learn more about Glycol Distearate
Masking, Perfuming

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

Also called "fragrance", this ingredient can be a blend of hundreds of chemicals or plant oils. This means every product with "fragrance" or "parfum" in the ingredients list is a different mixture.

For instance, Habanolide is a proprietary trade name for a specific aroma chemical. When used as a fragrance ingredient in cosmetics, most aroma chemicals fall under the broad labeling category of “FRAGRANCE” or “PARFUM” according to EU and US regulations.

The term 'parfum' or 'fragrance' is not regulated in many countries. In many cases, it is up to the brand to define this term.

For instance, many brands choose to label themselves as "fragrance-free" because they are not using synthetic fragrances. However, their products may still contain ingredients such as essential oils that are considered a fragrance by INCI standards.

One example is Calendula flower extract. Calendula is an essential oil that still imparts a scent or 'fragrance'.

Depending on the blend, the ingredients in the mixture can cause allergies and sensitivities on the skin. Some ingredients that are known EU allergens include linalool and citronellol.

Parfum can also be used to mask or cover an unpleasant scent.

The bottom line is: not all fragrances/parfum/ingredients are created equally. If you are worried about fragrances, we recommend taking a closer look at an ingredient. And of course, we always recommend speaking with a professional.

Learn more about Parfum

This ingredient is derived from guar gum.

It is a conditioning ingredient, meaning it helps soften skin and hair.

Humectant, Skin Conditioning, Skin Protecting

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
Masking, Preservative

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.

It 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
Skin Conditioning

Panthenol is a common ingredient that helps hydrate and soothe the skin. It is found naturally in our skin and hair.

There are two forms of panthenol: D and L.

D-panthenol is also known as dexpanthenol. Most cosmetics use dexpanthenol or a mixture of D and L-panthenol.

Panthenol is famous due to its ability to go deeper into the skin's layers. Using this ingredient has numerous pros (and no cons):

Like hyaluronic acid, panthenol is a humectant. Humectants are able to bind and hold large amounts of water to keep skin hydrated.

This ingredient works well for wound healing. It works by increasing tissue in the wound and helps close open wounds.

Once oxidized, panthenol converts to pantothenic acid. Panthothenic acid is found in all living cells.

This ingredient is also referred to as pro-vitamin B5.

Learn more about Panthenol
Emollient, Humectant, Skin Conditioning

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
Antioxidant, Masking, Skin Conditioning

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.

Vitamin E also helps keep your natural skin lipids healthy. Your lipid skin barrier naturally consists of lipids, ceramides, and fatty acids. Vitamin E offers extra protection for your skin’s lipid barrier, keeping your skin healthy and nourished.

Another benefit is a bit of UV protection. Vitamin E helps reduce the damage caused by UVB rays. (It should not replace your sunscreen). Combining it with Vitamin C can decrease sunburned cells and hyperpigmentation after UV exposure.

You might have noticed Vitamin E + C often paired together. This is because it is great at stabilizing Vitamin C. Using the two together helps increase the effectiveness of both ingredients.

There are often claims that Vitamin E can reduce/prevent scarring, but these claims haven't been confirmed by scientific research.

Learn more about Tocopherol
Emollient, Skin Conditioning

You may know this ingredient as argan oil. Argan Oil has antioxidant, hydrating, and soothing properties.

Studies have shown argan oil can help fight again radical damage from the sun. This makes it effective at preventing hyperpigmentation.

Large amounts of vitamin E found in argan oil helps the skin retain water. Argan oil also contains fatty acids such as linoleic acid, oleic acid, and palmitic acid. It is also a good source of lipids.

Another benefit of argan oil is skin-soothing. It can help reduce inflammation-related skin symptoms.

Argan Oil is effective at regulating sebum production in pores. This can make it effective at treating hormonal acne.

Traditionally, argan oil was used for its antibacterial and antifungal properties. However, argan oil contains fatty acids that may make it not fungal-acne safe.

Argan Trees are native to Morocco.

Learn more about Argania Spinosa Kernel Oil

When to use

8 Routines
38% use in am
63% use in pm
50% use every day
5 Routines
60% use in am
40% use in pm
100% use every day

Reviews

Here's what our community thinks

Kirkland Signature Moisture Shampoo 72 ingredients

5.0 /5
from 2 ratings
Cleansing (1) Soft (1) Volume (1)
mandac's avatar

Mandy C 🌸

9 months ago
Review

Good and cheap! Recommend a double-wash of the scalp/roots only (suds will automatically wash the mids and ends of the hair). Do not condition the roots after (only the mids and ends). This will make it so you only have to wash your hair every 3 days or longer

MileyScanlon's avatar

Miley Scanlon

22 days ago
Review

I looooooooove this shampoo!! Ive had a lot with UVA/UVB protection, but not enough to not make my hair puff out like a volleyball. This never lets my hair puff out. And it totally makes it sooo soft! I will never give up on this shampoo!!!!

#cleansing
#soft
#volume
#waves

Shea Moisture 100% Virgin Coconut Oil Daily Hydration Shampoo 32 ingredients

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