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Product Comparison

Here's our complete breakdown comparing the ingredients, attributes, and more of Inglot Eye Shadow Keeper versus Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base .

Last updated on October 27, 2023. Published on December 13, 2023

Overview

What they are

These products are both reef safe eye primers. They have a total of 12 ingredients in common

Cool Features

They both contain exfoliants

Free From

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

What's Inside

They both contain silicones

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

Eye Primer Polish Brand Poland
Eye Primer American Brand United States

Eye Primer

Eye primers help make eye makeup last longer.

Eye Primer

Eye primers help make eye makeup last longer.

Price

Shop

Buy Eye Shadow Keeper

Shop

Buy Prep + Prime 24-Hour Extend Eye Base

Starts at $30.00

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

Exfoliators (3)

Concerns

Acne Trigger
Rosacea
Eczema (2)

Notable Ingredients

Vitamin E
Exfoliators (5)

Benefits

Good For Oily Skin
Reduces Irritation
Acne Fighting
Brightening

Concerns

May Worsen Oily Skin
Acne Trigger
Rosacea
Eczema (2)
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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: Emollient, Solvent
Community Rating: Disliked

Isododecane is a fragrance, emollient, and solvent.

As an emollient, it helps your skin stay soft and hydrated. Emollients help trap moisture into your skin.

Isododecane's role as a solvent makes it a great texture enhancer. It spreads smoothly on skin and does not leave a sticky feeling behind. Isododecane also helps prevent color transfer in makeup products.

Isododecane is not absorbed into skin.

Learn more about Isododecane

Inglot Eye Shadow Keeper contains this as ingredient number 1.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 2.

2
What it does: Abrasive, Absorbent, Skin Protecting
Community Rating: Very Disliked

Talc is a clay mineral. It helps absorb moisture and improve the texture of products. Like other types of clay, Talc can have a slight exfoliating effect on skin. Talc can be added to increase the volume of products.

Some Baby powders are made by combining talc with corn starch. The word "talc" comes from Latin and originates from Arabic. Talc is a mineral commonly found throughout the world.

If you have any concerns about using talc, we recommend checking out the FDA's official page.

Learn more about Talc

Inglot Eye Shadow Keeper contains this as ingredient number 2.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 3.

3
What it does: Stabilising
Community Rating: Disliked

Disteardimonium Hectorite comes from the clay mineral named hectorite. It is used to add thickness to a product.

It can also help stabilize a product by helping to disperse other ingredients.

Hectorite is a rare, white clay mineral.

Learn more about Disteardimonium Hectorite

Inglot Eye Shadow Keeper contains this as ingredient number 5.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 6.

4
What it does: Cosmetic Colorant
Community Rating: Very Disliked

Mica refers to a group of silicate minerals. Mica crystals are easily split to give products a shimmer. These crystals are able to reflect light to temporarily give your skin a glowy look.

Mica is found to be safe. Trace amounts of heavy metals may be found in mica, but these metals are not harmful in our personal products.

Mica has been used since prehistoric times throughout the world. Ancient Egyptian, Indian, Greek, Roman, Aztec, and Chinese civilizations have used mica.

Mica can be naturally found throughout the world. However, some sources of mica may be controversial. In 2016, mica mined in the Jharkhand state in India was found to be using child labor. However, companies are able to source ethical mica affiliated with international organizations that monitor the mica supply chain.

Learn more about Mica

Inglot Eye Shadow Keeper contains this as ingredient number 6.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 26.

5
What it does: Abrasive
Community Rating: Very Disliked

Polyethylene is a synthetic ingredient that helps the skin retain moisture. It is a polymer.

Polyethylene is also typically used within product formulations to help bind solid ingredients together and thicken oil-based ingredients. When added to balms and emulsions, it helps increase the melting point temperature.

Inglot Eye Shadow Keeper contains this as ingredient number 7.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 9.

6
What it does: Emulsifying
Community Rating: Very Disliked

Sorbitan Sesquioleate is derived from sorbitol and oleic acid. It is an emulsifier and prevents ingredients from separating.

Specifically, this ingredient is a water-in-oil emulsifier, meaning it helps water dissolve into oil.

Some studies suggest this ingredient may cause irritation in some people. If you are unsure, it is best to patch test.

This ingredient may not be Malassezia folliculitis, or fungal-acne safe.

Learn more about Sorbitan Sesquioleate

Inglot Eye Shadow Keeper contains this as ingredient number 10.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 19.

7
What it does: Abrasive, Absorbent
Community Rating: Disliked

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.

Silica is often used for absorption and can help reduce shine when products are applied. Silica occurs in naturally in materials like clay and sandstone, and it can also be produced synthetically.

Silica is present naturally within the skin during collagen production and when reducing inflammation.

Learn more about Silica

Inglot Eye Shadow Keeper contains this as ingredient number 11.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 15.

8
What it does: Cosmetic Colorant
Community Rating: Disliked

Ci 77891 is a white pigment from Titanium dioxide. It is naturally found in minerals such as rutile and ilmenite.

It's main function is to add a white color to cosmetics. It can also be mixed with other colors to create different shades.

Ci 77891 is commonly found in sunscreens due to its ability to block UV rays.

Learn more about CI 77891

Inglot Eye Shadow Keeper contains this as ingredient number 13.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 27.

9
What it does: Solvent

This ingredient is a solvent. It helps dissolve active ingredients and alter the texture of products.

Propylene Carbonate is commonly used in makeup and with clay, such as montmorillonite or bentonite.

Studies show this ingredient to be safe for cosmetics. When it is undiluted, it can cause skin irritation. (It is always diluted in skincare and makeup). This ingredient is water-soluble.

Propylene Carbonate is created from propylene glycol and carbonic acid.

Learn more about Propylene Carbonate

Inglot Eye Shadow Keeper contains this as ingredient number 15.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 17.

10
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

Inglot Eye Shadow Keeper contains this as ingredient number 16.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 20.

11
What it does: Emollient, Skin Conditioning, Skin Protecting
Community Rating: Very Disliked

Dimethicone is a silicone used for making products smooth and silky. It also has the added benefit of sealing in hydration. The amount of dimethicone found in beauty products is considered safe and non-comedogenic, meaning it won't clog pores.

Dimethicone has been found increase absorption in skin, boosting the benefits of other ingredients. While there is concern for the safety of dimethicone, the levels used in skincare are safe for use.

Inglot Eye Shadow Keeper contains this as ingredient number 18.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 1.

12
What it does: Cosmetic Colorant
Community Rating: Mixed

Ci 77499 is also hydrated iron III oxide. It is created from mixing red and black iron oxides. This helps give shades of darkness to a product.

Iron III oxides are classified as inorganic chemicals for coloring.

Inglot Eye Shadow Keeper contains this as ingredient number 20.

Mac Cosmetics Prep + Prime 24-Hour Extend Eye Base contains this as ingredient number 28.

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

5% are loved or liked
10% have mixed ratings
70% are disliked or very disliked
15% have no rating yet
24% are loved or liked
7% have mixed ratings
48% are disliked or very disliked
21% have no rating yet

Usage

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

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