Here's our complete breakdown comparing the ingredients, attributes, and more of Rare Beauty Always an Optimist Weightless Eye Primer versus Elizabeth Mott Thank Me Later Eye Primer .
Published on January 16, 2024
Overview
What they are
These products are both cruelty-free and reef safe eye primers. They have a total of 9 ingredients in common
Cool Features
They both contain exfoliants
Free From
They both do not contain any harsh alcohols, common allergens, fragrances, oils or parabens
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
Eye primers help make eye makeup last longer.
Eye Primer
Eye primers help make eye makeup last longer.
Price
Ingredient Info
Rare Beauty Always an Optimist Weightless Eye Primer 22 ingredients
Elizabeth Mott Thank Me Later Eye Primer 22 ingredients
Alcohol Free
This product is free of harsh alcohols 🎉
Contains Silicon
Ingredients in this product that are types of silicon:
Fragrance Free
This product is free of fragrances 🎉
Contains Sulfate
Ingredients in this product that are types of sulfate:
Paraben Free
This product is free of parabens 🎉
Oil Free
This product is free of oils 🎉
Malassezia Safe
This product is free of malassezia feeding ingredients 🎉
Reef Safe
This product is free of ingredients that damage reefs 🎉
EU Allergen Free
This product is free of EU allergens 🎉
Vegan
This product is vegan 🎉
Cruelty Free
This product is cruelty-free 🎉
Alcohol Free
This product is free of harsh alcohols 🎉
Contains Silicon
Ingredients in this product that are types of silicon:
Fragrance Free
This product is free of fragrances 🎉
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Oil Free
This product is free of oils 🎉
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Reef Safe
This product is free of ingredients that damage reefs 🎉
EU Allergen Free
This product is free of EU allergens 🎉
Non Vegan
This product is not vegan 😥
Cruelty Free
This product is cruelty-free 🎉
At a glance
Click on any of the items below to learn more
Rare Beauty Always an Optimist Weightless Eye Primer 22 ingredients
Elizabeth Mott Thank Me Later Eye Primer 22 ingredients
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
Benefits
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Concerns
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
Concerns
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
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Join SkinSortIngredients Compared
Ingredients that are highlighted in purple are present in both products.
Rare Beauty Always an Optimist Weightless Eye Primer 22 ingredients
Elizabeth Mott Thank Me Later Eye Primer 22 ingredients
Water • Isododecane • Talc • Dimethicone • Cetyl Peg/Ppg-10/1 Dimethicone • Polysilicone-11 • Trimethylsiloxysilicate • Glycerin • Phenoxyethanol • Sodium Chloride • Magnesium Sulfate • Hydrogen Dimethicone • Sodium Dehydroacetate • Disteardimonium Hectorite • Aluminum Hydroxide • Benzoic Acid • Dehydroacetic Acid • Laureth-12 • Propylene Carbonate • Ethylhexylglycerin • CI 77891 • CI 77491
Cyclopentasiloxane • Talc • Isododecane • Cyclohexasiloxane • Disteardimonium Hectorite • Vp/Hexadecene Copolymer • Polyisobutene • Trihydroxystearin • Silica Dimethyl Silylate • Trimethylsiloxysilicate • Propylene Carbonate • Sorbitan Sesquioleate • Beeswax • Peg-40 Stearate • Caprylyl Glycol • Dimethicone • Ethylhexylglycerin • 1,2-Hexanediol • Methicone • CI 77015 • CI 77891 • CI 77491
Ingredients Side-by-side
Ingredients that are highlighted in purple are present in both products.
Learn more about what what Com. / Irr. ratings are
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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 IsododecaneRare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 2.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 3.
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 TalcRare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 3.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 2.
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.
Rare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 4.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 16.
This silicone is an emollient. Emollients create a thin film on the skin to prevent moisture from escaping.
It is not soluble in water and helps increase water-resistance in products.
According to a manufacturer, it can blend seamlessly with silicone oils, such as Cyclopentasiloxane.
Learn more about TrimethylsiloxysilicateRare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 7.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 10.
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 HectoriteRare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 14.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 5.
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 CarbonateRare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 19.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 11.
Ethylhexylglycerin (we can't pronounce this either) is commonly used as a preservative and skin softener. It is derived from glyceryl.
You might see Ethylhexylglycerin often paired with other preservatives such as phenoxyethanol. Ethylhexylglycerin has been found to increase the effectiveness of these other preservatives.
Rare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 20.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 17.
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 77891Rare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 21.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 21.
Ci 77491 is also hydrated iron III oxide. It's sole purpose is to give a red/pink hue to products.
Iron III oxides are classified as inorganic chemicals for coloring.
Synthetically created Ci 77491 is considered safer than those naturally found. This is because the synthetically created version may contain less impurities. Iron oxides are generally non-toxic and non-allergenic.
Learn more about CI 77491Rare Beauty Always an Optimist Weightless Eye Primer contains this as ingredient number 22.
Elizabeth Mott Thank Me Later Eye Primer contains this as ingredient number 22.
Here's what our community thinks of the ingredients in these two products.
Rare Beauty Always an Optimist Weightless Eye Primer 22 ingredients
Elizabeth Mott Thank Me Later Eye Primer 22 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
Rare Beauty Always an Optimist Weightless Eye Primer 22 ingredients
Elizabeth Mott Thank Me Later Eye Primer 22 ingredients
Alternatives
Our Dupe Finder has found 10 potential alternatives that have similar ingredients to Rare Beauty Always an Optimist Weightless Eye Primer.
See 10 alternativesOur Dupe Finder has found 18 potential alternatives that have similar ingredients to Elizabeth Mott Thank Me Later Eye Primer.
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