Updated on October 27, 2023
Overview
What they are
These products are both reef safe . They have a total of 3 ingredients in common
Suited For
They're both likely to be good for dry skin and brightening skin
Free From
They both do not contain any parabens
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
La Mer Crème de la Mer Moisturizer 43 ingredients
Kiehl's Ultra Facial Overnight Hydrating Masque 21 ingredients
At a glance
Click on any of the items below to learn more
La Mer Crème de la Mer Moisturizer 43 ingredients
Kiehl's Ultra Facial Overnight Hydrating Masque 21 ingredients
Notable Ingredients
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Benefits
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Concerns
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This product contains 1 ingredient that may have this attribute:
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This product contains 2 ingredients that may have this attribute:
Benefits
This product contains 4 ingredients 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:
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:
Ingredients Side-by-side
Algae Extract is derived from Algae. Algae is an informal term for a group of aquatic organisms that can photosynthesize. It is estimated there are at least 30,000 types of Algae.
2 Concerns
Paraffinum Liquidum is also known as liquid paraffin. It is a type of highly refined mineral oil.
Petrolatum is more commonly known as petroleum jelly. It is created by mixing waxes and mineral oils.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
Isohexadecane is added to enhance texture, emulsify, and to help cleanse. It is an isoparrafin. It is a component of petrolatum.
Microcrystalline Wax is created by de-oiling petroleum. It is highly refined and purified before being added to cosmetics.
A complex combination of organic alcohols obtained by the hydrolysis of lanolin and is classified as a fatty alcohol.
Not safe for Fungal Acne
Sesame oil comes from sesame seeds. Sesame oil is rich in fatty acids and Vitamin E.
Oil EU Allergen
This oil is derived from the leaves of Eucalyptus Globulus, a type of Eucalyptus tree native to Australia.
Not safe for Fungal Acne
Helianthus Annuus Seedcake is an exfoliant and isn't fungal acne safe.
Prunus Amygdalus Dulcis Seed Meal comes from the Sweet Almond tree. This sweet almond seed meal is the residue from expressing almond oil.
This is the synthetic salt of gluconic acid, a form of PHA and mild exfoliant.
Glycine is an amino acid that helps build proteins. It is already present in our skin as our bodies produce them naturally.
Magnesium Sulfate is a salt. It can be naturally found in sea water or mineral deposits.
2 Concerns
Paraffin is a solid created from petroleum. The term 'paraffin' can also refer to either petroleum jelly or mineral oil.
Niacin is the other form of B3, with the other being niacinamide. The two have similar skin benefits: reducing inflammation, strengthening the skin barrier, and fading dark spots.
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.
Beta-Carotene is a carotenoid. It is an antioxidant that converts to Vitamin A. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells, such as pollution.
Decyl Oleate comes from decyl alcohol and oleic acid.
Octyldodecanol is a fatty alcohol. It is primarily used to enhance the texture of products.
4 Benefits 2 Concerns
Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).
Cyanocobalamin is the manufactured version of vitamin B12. Our bodies use B12 for cell production.
Magnesium Stearate is a salt that is 2 parts stearic acid and 1 part magnesium.
Panthenol is a common ingredient that helps hydrate and soothe the skin. It can be found naturally in our skin and hair.
Limonene is a fragrance that adds scent and taste to a formulation.
EU Allergen
Geraniol is used to add fragrance/parfum to a product. It is the main component of citronellol. It is a monoterpenoid and an alcohol.
2 Concerns
Linalool is a fragrance and helps add scent to products. It's derived from common plants such as cinnamon, mint, citrus, and lavender.
EU Allergen
Hydroxycitronellal is a fragrance created from citronellal. The smell of hydroxycitronellal is often described as "citrus-like" or "melon-like".
EU Allergen
Citronellol is used to add fragrance/parfum to a product. It is often derived from plants such as roses. In fact, it can be found in many essential oils including geranium, lavender, neroli, and more. The scent of Citronellol is often described as "fresh, grassy, and citrus-like".
EU Allergen
Benzyl Salicylate is a solvent and fragrance additive. It is an ester of benzyl alcohol and salicylic acid. This ingredient can be naturally found in some plants and plant extracts.
EU Allergen
Citral is a fragrance and used to add a lemon-like scent to products. It is both naturally found in plants and created synthetically. In plants, it is commonly occurring in lemon myrtle, lemongrass, lemon tea-tree, lemon verbena, and other citruses.
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.
5 Concerns
Alcohol Denat. is an alcohol with a denaturant property. It is created by mixing ethanol with other additives.
2 Concerns
Parfum is a catch-all term for an ingredient or more that is used to give a scent to products.
Algae Extract, Paraffinum Liquidum, Petrolatum, Glycerin, Isohexadecane, Microcrystalline Wax, Lanolin Alcohol, Citrus Aurantifolia Leaf Extract, Sesamum Indicum Seed Oil, Eucalyptus Globulus Leaf Oil, Sesamum Indicum Seed Powder, Medicago Sativa Seed Powder, Helianthus Annuus Seedcake, Prunus Amygdalus Dulcis Seed Meal, Sodium Gluconate, Potassium Gluconate, Copper Gluconate, Calcium Gluconate, Glycine, Zinc Gluconate, Magnesium Sulfate, Paraffin, Tocopheryl Succinate, Niacin, Water, Beta-Carotene, Decyl Oleate, Aluminum Distearate, Octyldodecanol, Citric Acid, Cyanocobalamin, Magnesium Stearate, Panthenol, Limonene, Geraniol, Linalool, Hydroxycitronellal, Citronellol, Benzyl Salicylate, Citral, Sodium Benzoate, Alcohol Denat., Parfum
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.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
Propylene Glycol is an odorless, colorless liquid. As a humectant, it helps skin retain moisture. It also aids in delivering active ingredients.
Squalane is an emollient that helps the skin hold onto moisture. It's an oily liquid that occurs naturally in certain types of fish and plant oils.
2 Concerns
Butyrospermum Parkii Butter is a plant lipid from the fruit of the Shea Tree. It is an effective skin hydrator and emollient.
Triethanolamine is an emulsifier and pH adjuster. It is created using ethylene oxide and ammonia. This gives Triethanolamine a nitrogen core and a similar scent to ammonia.
Carbomer is a polymer of acrylic acid. Its main role is to create gel consistency within products.
Urea is also called carbamide and is the diamide of carbonic acid. In cosmetics, urea is used to hydrate the skin. It also provides exfoliation in higher concentrations.
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.
Phenoxyethanol 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.
Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.
Sodium Citrate is the sodium salts of citric acid. In skincare, it is used to alter pH levels and acts as a preservative.
4 Benefits 2 Concerns
Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).
Aluminum Starch Octenylsuccinate is a synthetic powder used as an absorbent, thickener, and anti-caking agent.
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.
Pseudoalteromonas Ferment Extract isn't fungal acne safe.
Disodium EDTA plays a role in making products more stable by aiding other preservatives.
Water, Glycerin, Propylene Glycol, Squalane, Butyrospermum Parkii Butter, Triethanolamine, Carbomer, Urea, Dimethicone, Hydroxyethylpiperazine Ethane Sulfonic Acid, Phenoxyethanol, Caprylyl Glycol, Imperata Cylindrica Root Extract, Ophiopogon Japonicus Root Extract, Sodium Citrate, Citric Acid, Aluminum Starch Octenylsuccinate, Chlorphenesin, Pseudoalteromonas Ferment Extract, Disodium EDTA, Acrylates Copolymer
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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 GlycerinWater. 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 WaterCitric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).
As an AHA, Citric Acid removes the top layer of skin cells from the newer layer of skin underneath. This helps skin to remove dark spots and even out skin tone.
If you spot Citric Acid near the end of an ingredient list, it's likely there as a pH adjuster rather than an active ingredient.
Read more about some other popular AHA's here:
Learn more about Citric AcidIngredient Ratings
Here's what our community thinks of the ingredients in these two products.
When to use
La Mer Crème de la Mer Moisturizer 43 ingredients
Kiehl's Ultra Facial Overnight Hydrating Masque 21 ingredients
Reviews
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