Here's our complete breakdown comparing the ingredients, attributes, and more of Rimmel London Stay Matte Primer versus Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 .
Last updated on October 17, 2023. Published on June 10, 2023
Overview
What they are
These products are both cruelty-free . They have a total of 16 ingredients in common
Cool Features
They both contain exfoliants and Vitamin E
Suited For
They're both likely to be good for dry skin and brightening skin
Free From
They both do not contain any harsh alcohols, common allergens, fragrances, oils or parabens
What's Inside
They both contain silicones and sulfates
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.
Face Primer
A base to help makeup products last longer on the face or to help control shine.
Foundation
A liquid, cream, or powder to help create an even complexion or cover blemishes.
Price
Ingredient Info
Rimmel London Stay Matte Primer 26 ingredients
Smashbox Studio Skin 24 Hour Hydra Foundation 37 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 🎉
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 🎉
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 🎉
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Not Reef Safe
Ingredients in this product that are not reef safe:
EU Allergen Free
This product is free of EU allergens 🎉
Vegan
This product is vegan 🎉
Cruelty Free
This product is cruelty-free 🎉
At a glance
Click on any of the items below to learn more
Rimmel London Stay Matte Primer 26 ingredients
Smashbox Studio Skin 24 Hour Hydra Foundation 37 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 2 ingredients 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 2 ingredients that may have this attribute:
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Benefits
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients 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 2 ingredients that may have this attribute:
Build your routine, track which ingredients work for you, and much more with your free account.
Join SkinSortIngredients Compared
Ingredients that are highlighted in purple are present in both products.
Rimmel London Stay Matte Primer 26 ingredients
Smashbox Studio Skin 24 Hour Hydra Foundation 37 ingredients
Water • Cyclopentasiloxane • Talc • Cetyl Peg/Ppg-10/1 Dimethicone • Aluminum Starch Octenylsuccinate • Propylene Glycol • Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer • Isononyl Isononanoate • Polypropylene • Silica • Silica Dimethyl Silylate • Disteardimonium Hectorite • Magnesium Sulfate • Bis-Peg/Ppg-14/14 Dimethicone • Glycerin • Laureth-7 • Tribehenin • Xanthan Gum • Phenoxyethanol • Propylene Carbonate • Sorbitan Sesquioleate • Chlorphenesin • Tocopheryl Acetate • Disodium EDTA • Triethoxycaprylylsilane • CI 77891
Water • Cyclopentasiloxane • Trimethylsiloxysilicate • Titanium Dioxide • Butylene Glycol • Trimethyl Pentaphenyl Trisiloxane • Silica • Phenyl Trimethicone • Magnesium Sulfate • Polyglyceryl-3 Diisostearate • Tribehenin • Peg-10 Dimethicone • Bis-Peg/Ppg-14/14 Dimethicone • Tocopheryl Acetate • Sodium Hyaluronate • Glycerin • Ethylhexylglycerin • Polyglyceryl-4 Isostearate • Cetyl Peg/Ppg-10/1 Dimethicone • Methicone • Tetramethyl Hexaphenyl Tetrasiloxane • Phenyl Methicone • Dimethicone • Laureth-7 • Polymethylsilsesquioxane • Hexyl Laurate • Disteardimonium Hectorite • Cellulose Gum • Propylene Carbonate • Alumina • Xanthan Gum • Dimethicone Silylate • Sorbic Acid • Phenoxyethanol • Chlorphenesin • CI 77492 • CI 77891
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.
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. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterRimmel London Stay Matte Primer contains this as ingredient number 1.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 1.
Cyclopentasiloxane is a silicone used to improve texture and trap moisture. An easier name for this is D5.
D5 is considered lightweight and volatile. Volatile means it evaporates quickly after application. Once evaporated, D5 leaves a thin barrier that helps keep skin hydrated.
D5 is an emollient. Emollients help soften the skin and prevent water loss. Silicones create a silky texture in products. D5 helps other ingredients become more spreadable.
Studies show D5 is safe to use in skincare products. We recommend speaking with a skincare professional if you have concerns.
Learn more about CyclopentasiloxaneRimmel London Stay Matte Primer contains this as ingredient number 2.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 2.
This ingredient is a high molecular weight silicone. It has emulsifying and skin conditioning properties.
Rimmel London Stay Matte Primer contains this as ingredient number 4.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 19.
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 SilicaRimmel London Stay Matte Primer contains this as ingredient number 10.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 7.
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 HectoriteRimmel London Stay Matte Primer contains this as ingredient number 12.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 27.
Magnesium Sulfate is a salt. It can be naturally found in sea water or mineral deposits.
In cosmetics, Magnesium Sulfate is used to thicken a product or help dilute other solids. It is a non-reactive and non-irritating ingredient.
You might recognize Magnesium Sulfate as epsom salt, or the bath salt used to help relieve muscle aches.
One study shows magnesium deficiency may lead to inflammation of the skin. Applying magnesium topically may help reduce inflammation.
Learn more about Magnesium SulfateRimmel London Stay Matte Primer contains this as ingredient number 13.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 9.
Bis-Peg/Ppg-14/14 Dimethicone is a type of silicone.
Rimmel London Stay Matte Primer contains this as ingredient number 14.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 13.
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 GlycerinRimmel London Stay Matte Primer contains this as ingredient number 15.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 16.
Laureth-7 is created by the ethoxylation of lauryl alcohol using ethylene oxide. Lauryl alcohol is a fatty alcohol with hydrating properties.
Laureth-7 is an emulsifier and cleansing ingredient. As an emulsifier, it is used to prevent ingredients from separating. It also helps cleanse the skin by gathering dirt, oil, and pollutants to be rinsed away.
Rimmel London Stay Matte Primer contains this as ingredient number 16.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 24.
Tribehenin comes from glycerin and behenic acid.
It is used as an emollient, or moisturizer. Emollients form a thin barrier on skin to prevent moisture from escaping.
This ingredient may not be Malassezia folliculitis, or fungal-acne safe.
Learn more about TribeheninRimmel London Stay Matte Primer contains this as ingredient number 17.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 11.
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.
On the technical side of things, xanthan gum is a polysaccharide - a combination consisting of multiple sugar molecules bonded together.
Xanthan gum is a pretty common and great ingredient. It is a natural, non-toxic, non-irritating ingredient that is also commonly used in food products.
Learn more about Xanthan GumRimmel London Stay Matte Primer contains this as ingredient number 18.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 31.
Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent germ and 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.
Rimmel London Stay Matte Primer contains this as ingredient number 19.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 34.
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 CarbonateRimmel London Stay Matte Primer contains this as ingredient number 20.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 29.
Chlorphenesin is a synthetic preservative. It helps protect a product against bacteria in order to extend shelf life. In most cases, Chlorphenesin is paired with other preservatives such as phenoxyethanol and caprylyl glycol.
Chlorphenesin is a biocide. This means it is able to help fight the microorganisms on our skin. It is also able to fight odor-releasing bacteria.
Chlorphenesin is soluble in both water and glycerin.
Studies show Chlorphenesin is easily absorbed by our skin. You should speak with a skincare professional if you have concerns about using Chlorphenesin.
Learn more about ChlorphenesinRimmel London Stay Matte Primer contains this as ingredient number 22.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 35.
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.
One study found using Tocopheryl Acetate with Vitamin C decreased the number of sunburned cells.
Tocopheryl Acetate is commonly found in both skincare and dietary supplements.
Learn more about Tocopheryl AcetateRimmel London Stay Matte Primer contains this as ingredient number 23.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 14.
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 77891Rimmel London Stay Matte Primer contains this as ingredient number 26.
Smashbox Studio Skin 24 Hour Hydra Foundation 3.35 contains this as ingredient number 37.
Here's what our community thinks of the ingredients in these two products.
Rimmel London Stay Matte Primer 26 ingredients
Smashbox Studio Skin 24 Hour Hydra Foundation 37 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
Rimmel London Stay Matte Primer 26 ingredients
Smashbox Studio Skin 24 Hour Hydra Foundation 37 ingredients
Reviews
Here's what our community thinks
Rimmel London Stay Matte Primer 26 ingredients
Smashbox Studio Skin 24 Hour Hydra Foundation 37 ingredients
screamadelica
good foundation
not the best foundation ever, but it’s pretty good! good variety of shades; 1.05 matches me really well.
Alternatives
Our Dupe Finder has found 15 potential alternatives that have similar ingredients to Rimmel London Stay Matte Primer.
See 15 alternativesOur Dupe Finder has found 50 potential alternatives that have similar ingredients to Smashbox Studio Skin 24 Hour Hydra Foundation 3.35.
See 50 alternatives