ISADORA No Compromise Lightweight Matte Foundation - 1C Versus Laura Mercier Flawless Fusion Ultra-Longwear Foundation - 2W2 Butterscotch
Updated on January 17, 2025
Overview
What they are
These products are both fungal acne (malassezia) safe foundations. They have a total of 14 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 common allergens, oils, parabens or sulfates
What's Inside
They both contain fragrances and silicones
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
ISADORA No Compromise Lightweight Matte Foundation 30 ingredients
Laura Mercier Flawless Fusion Ultra-Longwear Foundation 27 ingredients
About this product
About this product
At a glance
Click on any of the items below to learn more
ISADORA No Compromise Lightweight Matte Foundation 30 ingredients
Laura Mercier Flawless Fusion Ultra-Longwear Foundation 27 ingredients
Key Ingredients
Benefits
Concerns
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Skin ConditioningDimethicone
Emollient
Polymethyl Methacrylate
Polymethylsilsesquioxane
Methyl Trimethicone
Skin Conditioning
PEG-10 Dimethicone
Skin Conditioning
Glycerin
Humectant
Butylene Glycol
Humectant
Acrylates/Dimethicone Copolymer
Skin ConditioningSodium Potassium Aluminum Silicate
PEG/PPG-18/18 Dimethicone
Emulsifying
Sodium Chloride
Masking
Trimethylsiloxysilicate
Emollient
Caprylyl Dimethicone Ethoxy Glucoside
EmulsifyingDisteardimonium Hectorite
StabilisingTriethyl Citrate
Masking
Silica
Abrasive
Dimethicone Crosspolymer
Emulsion StabilisingTriethoxycaprylylsilane
Tocopheryl Acetate
Antioxidant
Aluminum Hydroxide
EmollientDisodium EDTA
Bacillus/Soybean Ferment Extract
Skin ConditioningPhenoxyethanol
Preservative
Potassium Sorbate
Preservative
Sodium Dehydroacetate
Preservative
CI 77891
Cosmetic ColorantCI 77491
Cosmetic ColorantCI 77492
Cosmetic ColorantCI 77499
Cosmetic ColorantWater, Dimethicone, Polymethyl Methacrylate, Polymethylsilsesquioxane, Methyl Trimethicone, PEG-10 Dimethicone, Glycerin, Butylene Glycol, Acrylates/Dimethicone Copolymer, Sodium Potassium Aluminum Silicate, PEG/PPG-18/18 Dimethicone, Sodium Chloride, Trimethylsiloxysilicate, Caprylyl Dimethicone Ethoxy Glucoside, Disteardimonium Hectorite, Triethyl Citrate, Silica, Dimethicone Crosspolymer, Triethoxycaprylylsilane, Tocopheryl Acetate, Aluminum Hydroxide, Disodium EDTA, Bacillus/Soybean Ferment Extract, Phenoxyethanol, Potassium Sorbate, Sodium Dehydroacetate, CI 77891, CI 77491, CI 77492, CI 77499
Water
Skin ConditioningIsododecane
EmollientMethyl Trimethicone
Skin Conditioning
Cyclopentasiloxane
Emollient
Butylene Glycol
Humectant
PEG-9 Polydimethylsiloxyethyl Dimethicone
Emulsifying
Silica
Abrasive
Dimethicone
Emollient
Phenyl Trimethicone
Skin Conditioning
Disteardimonium Hectorite
StabilisingAcrylates/Dimethicone Copolymer
Skin ConditioningSodium Chloride
Masking
Phenoxyethanol
Preservative
Propylene Carbonate
SolventSodium Stearoyl Glutamate
CleansingGlycerin
Humectant
Farnesyl Acetate
Perfuming
Vp/Va Copolymer
Panthenyl Triacetate
Alcohol
Antimicrobial
Tocopheryl Acetate
Antioxidant
Pistacia Lentiscus Gum
MaskingLecithin
EmollientTitanium Dioxide
Cosmetic Colorant
CI 77491
Cosmetic ColorantCI 77492
Cosmetic ColorantCI 77499
Cosmetic ColorantWater, Isododecane, Methyl Trimethicone, Cyclopentasiloxane, Butylene Glycol, PEG-9 Polydimethylsiloxyethyl Dimethicone, Silica, Dimethicone, Phenyl Trimethicone, Disteardimonium Hectorite, Acrylates/Dimethicone Copolymer, Sodium Chloride, Phenoxyethanol, Propylene Carbonate, Sodium Stearoyl Glutamate, Glycerin, Farnesyl Acetate, Vp/Va Copolymer, Panthenyl Triacetate, Alcohol, Tocopheryl Acetate, Pistacia Lentiscus Gum, Lecithin, Titanium Dioxide, CI 77491, CI 77492, CI 77499
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. If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterDimethicone is a type of synthetic silicone created from natural materials such as quartz.
What it does:
Dimethicone comes in different viscosities:
Depending on the viscosity, dimethicone has different properties.
Ingredients lists don't always show which type is used, so we recommend reaching out to the brand if you have questions about the viscosity.
This ingredient is unlikely to cause irritation because it does not get absorbed into skin. However, people with silicone allergies should be careful about using this ingredient.
Note: Dimethicone may contribute to pilling. This is because it is not oil or water soluble, so pilling may occur when layered with products. When mixed with heavy oils in a formula, the outcome is also quite greasy.
Learn more about DimethiconeMethyl Trimethicone is a type of silicone. It is a solvent and emulsifier.
Solvents are used to keep ingredients together in a product. They can help dissolve ingredients to stable bases or help evenly distribute ingredients throughout the product.
Emulsifiers help stabilize a product. It does this by preventing certain ingredients from separating.
Methyl Trimethicone does not get absorbed into the skin.
Learn more about Methyl TrimethiconeGlycerin 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 GlycerinButylene Glycol (or BG) is used within cosmetic products for a few different reasons:
- It is a solvent, meaning that it helps to dissolve other ingredients. This also enhances the absorption of the product into one's skin.
- It is a humectant, which means that it helps attract moisture into the skin.
- It helps improve product application.
- It has mild preservative properties.
Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.
We don't have a description for Acrylates/Dimethicone Copolymer yet.
Chances are, you eat sodium chloride every day. Sodium Chloride is also known as table salt.
This ingredient has many purposes in skincare: thickener, emulsifier, and exfoliator.
You'll most likely find this ingredient in cleansers where it is used to create a gel-like texture. As an emulsifier, it also prevents ingredients from separating.
There is much debate on whether this ingredient is comedogenic. The short answer - comedogenic ratings don't tell the whole story. Learn more about comegodenic ratings here.
The concensus about this ingredient causing acne seems to be divided. Research is needed to understand if this ingredient does cause acne.
Scrubs may use salt as the primary exfoliating ingredient.
Learn more about Sodium ChlorideDisteardimonium 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 HectoriteSilica 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 SilicaTocopheryl 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 AcetatePhenoxyethanol 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.
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 77491Ci 77492 is also hydrated iron III oxide. It's sole purpose is to give a yellow hue to products.
Iron III oxides are classified as inorganic chemicals for coloring.
Synthetically created Ci 77492 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 77492Ci 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.
Ingredient Ratings
Here's what our community thinks of the ingredients in these products.
When to use
ISADORA No Compromise Lightweight Matte Foundation 30 ingredients
Laura Mercier Flawless Fusion Ultra-Longwear Foundation 27 ingredients
Reviews
Here's what our community thinks
ISADORA No Compromise Lightweight Matte Foundation 30 ingredients
Laura Mercier Flawless Fusion Ultra-Longwear Foundation 27 ingredients
Lovely sheer coverage, not thick or heavy like alot of FA-safe foundations. Natural finish, not too matte or dewy. Doesn’t dry out skin if you prep well… really like this foundation
