Estée Lauder Advanced Night Repair Synchronized Multi-Recovery Complex Serum Versus Estée Lauder Perfectionist Pro Rapid Firm + Lift Treatment with Acetyl Hexapeptide-8

Estée Lauder Advanced Night Repair Synchronized Multi-Recovery Complex Serum Versus Estée Lauder Perfectionist Pro Rapid Firm + Lift Treatment with Acetyl Hexapeptide-8

This barrier-repair serum is formulated around Bifida Ferment Lysate and Sodium Hyaluronate to strengthen the skin barrier and soften the look of wrinkles.

This anti-aging serum is formulated around Acetyl Glucosamine and Acetyl Hexapeptide-8 to soften the look of wrinkles.

What's inside

Key Ingredients

Benefits

Concerns

Ingredients Side-by-side

Water

Bifida Ferment Lysate

PEG-8

Propanediol

Bis-PEG-18 Methyl Ether Dimethyl Silane

Methyl Gluceth-20

Glycereth-26

PEG-75

Butylene Glycol

Adansonia Digitata Seed Extract

Tripeptide-32

Sodium Hyaluronate

Faex Extract

Lactobacillus Ferment

Cola Acuminata Seed Extract

Anthemis Nobilis Flower Extract

Hydrolyzed Algin

Pantethine

Caffeine

Lecithin

Sodium Rna

Bisabolol

Squalane

Glycerin

Oleth-3 Phosphate

Caprylyl Glycol

Oleth-3

Oleth-5

Choleth-24

Hydrogenated Lecithin

Jojoba Wax PEG-120 Esters

Ceteth-24

Tocopheryl Acetate

Carbomer

Triethanolamine

Tetrasodium EDTA

BHT

Xanthan Gum

Potassium Sorbate

Disodium EDTA

Phenoxyethanol

CI 14700

CI 19140

Water, Bifida Ferment Lysate, PEG-8, Propanediol, Bis-PEG-18 Methyl Ether Dimethyl Silane, Methyl Gluceth-20, Glycereth-26, PEG-75, Butylene Glycol, Adansonia Digitata Seed Extract, Tripeptide-32, Sodium Hyaluronate, Faex Extract, Lactobacillus Ferment, Cola Acuminata Seed Extract, Anthemis Nobilis Flower Extract, Hydrolyzed Algin, Pantethine, Caffeine, Lecithin, Sodium Rna, Bisabolol, Squalane, Glycerin, Oleth-3 Phosphate, Caprylyl Glycol, Oleth-3, Oleth-5, Choleth-24, Hydrogenated Lecithin, Jojoba Wax PEG-120 Esters, Ceteth-24, Tocopheryl Acetate, Carbomer, Triethanolamine, Tetrasodium EDTA, BHT, Xanthan Gum, Potassium Sorbate, Disodium EDTA, Phenoxyethanol, CI 14700, CI 19140

Dimethicone

Caprylic/Capric Triglyceride

Polysorbate 20

Lauryl PEG-9 Polydimethylsiloxyethyl Dimethicone

Polysilicone-11

Mangifera Indica Seed Butter

Phoenix Dactylifera Fruit Extract

Pisum Sativum Extract

Cucumis Sativus Fruit Extract

Crithmum Maritimum Extract

Laminaria Ochroleuca Extract

Commiphora Mukul Resin Extract

Triticum Vulgare Germ Extract

Bambusa Vulgaris Extract

Chlorella Vulgaris Extract

Laminaria Saccharina Extract

Brassica Campestris Sterols

Helianthus Annuus Seed Extract

Algae Extract

Hypnea Musciformis Extract

Sigesbeckia Orientalis Extract

Nymphaea Alba Flower Extract

Acetyl Glucosamine

Gelidiella Acerosa Extract

Coffea Arabica Seed Extract

Lactic Acid

Propylene Glycol Dicaprate

Saccharide Isomerate

Ethylhexylglycerin

Acrylamide/Sodium Acryloyldimethyltaurate Copolymer

Helianthus Annuus Seedcake

Isohexadecane

Acrylates/C10-30 Alkyl Acrylate Crosspolymer

Glyceryl Polymethacrylate

Sodium Polyacrylate Starch

Sodium PCA

Urea

Zea Mays Kernel Extract

Whey Protein

Palmaria Palmata Extract

Polysorbate 80

Acetyl Hexapeptide-8

Triolein

Hydrolyzed Rice Extract

Linoleic Acid

Trehalose

Glycine Soja Protein

Glucosamine Hcl

Phospholipids

Laminaria Digitata Extract

Hordeum Vulgare Extract

Polyquaternium-51

Palmitoyl Hexapeptide-12

Ergothioneine

Aminopropyl Ascorbyl Phosphate

Phytosteryl Canola Glycerides

Pentylene Glycol

Oleic Acid

Palmitic Acid

Parfum

Sodium Hydroxide

Citric Acid

Silica

Calcium Chloride

Stearic Acid

Dipropylene Glycol

Sodium Palmitoyl Proline

Mica

CI 77891

CI 77491

CI 77492

CI 77499

Water, Dimethicone, Butylene Glycol, Caprylic/Capric Triglyceride, Glycerin, Bis-PEG-18 Methyl Ether Dimethyl Silane, Polysorbate 20, Lauryl PEG-9 Polydimethylsiloxyethyl Dimethicone, Polysilicone-11, Mangifera Indica Seed Butter, Phoenix Dactylifera Fruit Extract, Pisum Sativum Extract, Cucumis Sativus Fruit Extract, Crithmum Maritimum Extract, Laminaria Ochroleuca Extract, Commiphora Mukul Resin Extract, Triticum Vulgare Germ Extract, Bambusa Vulgaris Extract, Chlorella Vulgaris Extract, Laminaria Saccharina Extract, Brassica Campestris Sterols, Helianthus Annuus Seed Extract, Algae Extract, Hypnea Musciformis Extract, Sigesbeckia Orientalis Extract, Nymphaea Alba Flower Extract, Acetyl Glucosamine, Caffeine, Gelidiella Acerosa Extract, Coffea Arabica Seed Extract, Sodium Hyaluronate, Lactic Acid, Propylene Glycol Dicaprate, Saccharide Isomerate, Methyl Gluceth-20, Ethylhexylglycerin, Acrylamide/Sodium Acryloyldimethyltaurate Copolymer, Helianthus Annuus Seedcake, Caprylyl Glycol, Isohexadecane, Tocopheryl Acetate, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Glyceryl Polymethacrylate, Sodium Polyacrylate Starch, Squalane, Sodium PCA, Urea, Zea Mays Kernel Extract, Whey Protein, Palmaria Palmata Extract, Polysorbate 80, Acetyl Hexapeptide-8, Triolein, Hydrolyzed Rice Extract, Linoleic Acid, Trehalose, Glycine Soja Protein, Glucosamine Hcl, Phospholipids, Laminaria Digitata Extract, Hordeum Vulgare Extract, Polyquaternium-51, Palmitoyl Hexapeptide-12, Ergothioneine, Aminopropyl Ascorbyl Phosphate, PEG-8, Phytosteryl Canola Glycerides, Pentylene Glycol, Oleic Acid, Palmitic Acid, Xanthan Gum, Parfum, Sodium Hydroxide, Citric Acid, Silica, Calcium Chloride, Stearic Acid, Dipropylene Glycol, Sodium Palmitoyl Proline, Disodium EDTA, BHT, Potassium Sorbate, Phenoxyethanol, Mica, CI 77891, CI 77491, CI 77492, CI 77499

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Alternatives

Ingredients Explained

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

BHT is a synthetic antioxidant and preservative.

As an antioxidant, it helps your body fight off free-radicals. Free-radicals are molecules that may damage your skin cells.

As a preservative, it is used to stabilize products and prevent them from degrading. Specifically, BHT prevents degradation from oxidation.

The concerns related to BHT come from oral studies; this ingredient is currently allowed for use by both the FDA and EU.

However, it was recently restricted for use in the UK as of April 2024.

Bis-Peg-18 Methyl Ether Dimethyl Silane belongs to the siloxanes and silicones classes. It is synthetically created and has a waxy composition.

This ingredient is a humectant and emollient, meaning it helps hydrate the skin. Humectants draw moisture to your skin, while emollients prevent moisture from escaping.

Butylene Glycol (or BG) is used within cosmetic products for a few different reasons:

Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients.

Though this ingredient works well with most skin types, some people with sensitive skin may experience a reaction such as allergic rashes, closed comedones, or itchiness.

Caffeine is a naturally occurring plant compound found in coffee beans, tea leaves, cocoa pods, and guarana.

As an antioxidant, caffeine protects your skin from free radical damage caused by UV exposure and envionrmnetal stressors.

Early research also shows that caffeine can help calm redness, soothe irritated skin, and support hair growth by stimulating microcirculation in the scalp.

You might have seen eye creams marketing caffeine as a depuffing ingredient. This is because it is a vasoconstrictor meaning it can temporarily constrict blood vessels, though clinical evidence for this specific use is still limited.

Most skincare products contain this ingredient at concentrations between 1-6%. It is able to penetrate skin easily regardless of skin type or thickness.

Just so you know, a very small number of case reports describe caffeine-induced allergy. This ingredient is generally well-tolerated, non-irritating, and non-sensitizing for the majority of people.

Caprylyl Glycol is a humectant, skin conditioner, emollient, and preservative booster derived from either caprylic acid or synthetically created.

Typical use levels vary from 0.3-1% as a preservative booster and go up to 2% to condition skin.

Because it is not a free-fatty acid, this ingredient is fungal acne safe (there's nothing for Malassezia to feed on).

Disodium EDTA is a chelating agent. It grabs onto and deactivates metal ions that sneak into your products from water, packaging, or air.

This ingredient mainly works behind the scenes and helps with:

On top of that, this ingredient can counteract the effects of hard water by binding to the minerals in it.

One thing worth knowing is that Disodium EDTA has been shown to be a mild penetration enhancer. It can help other ingredients absorb into skin more effectively which can be a double-edged sword (great for actives, but can also make the active too strong if you have sensitive skin).

Clinical patch testing showed no significant skin irritation at typical use concentrations and minimal dermal absorption.

You'll most likely see this ingredient near the end of an ingredient list. It's typically found in concentrations less than 1%.

Glycerin (or glycerol) is a compound naturally found in your skin. It's a powerhouse humectant that pulls water into the stratum corneum.

Topically, glycerin does several things at once:

Your skin makes glycerin on its own (mostly from sebaceous oil breakdown) and shuttles it to your outermost layer of skin, or your epidermis, via aquaporin-3.

Aquaporin-3 is a transporter that is essential for normal skin hydration, elasticity, and repair. Interestingly, mice lacking in AQP3 have dry and less elastic skin that can be fully corrected with glycerin.

This ingredient is non-irritating, plays well with almost every ingredient, and works across all skin types. Typical use is anywhere between 3-10% but can go up to 79% in some leave-on products.

Just know very high concentrations (>40%) can feel tacky in low humidity.

Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.

Methyl Gluceth-20 is a humectant. Humectants help draw moisture from the air to your skin.

It is created by combining polyethylene glycol with glucose.

PEG-8 is a synthetic polymer used as a humectant and solvent.

This ingredient is able to help dissolve active ingredients, including water. This gives it humectant properties.

It is soluble in water. The number '8' stands for the molecular weight of the ingredient.

Phenoxyethanol is one of the most widely used preservatives in skincare (and for good reason!).

It has a large spectrum of antimicrobial activity and especially effective bacteria, yeast, and mold while only having a weak effect on your skin's natural microbiome.

On a cellular level, it disrupts the cell membranes of microbes by poking holes that make the cell leak. This shuts down the chemical reactions the microbe needs to make energy so it can no longer survive.

Another perk of this ingredient is that it stays functional across a wide pH range (3-10).

You'll often see it paired with boosters like Ethylhexylglycerin; one study showed that a 1:9 ratio of Ethylhexylglycerin to Phenoxyethanol damages bacterial membranes as effectively as doubling the Phenoxyethanol concentration on its own.

Typical use concentrations range from 0.3-1% depending on the formula, and this ingredient is capped at 1% int the EU.

Safety-wise, the fear mongering does not hold up to the evidence. The EU's Scientific Committee on Consumer Safety and FDA consider it safe as a preservative at up to 1%, including for children of all ages.

Adverse systemic effects only showed up in animal studies at exposures roughly 200x higher than what people get from cosmetics. And despite its very widespread use, this ingredient is a rare sensitizer and allergic reactions are uncommon.

Potassium Sorbate is a preservative used to prevent yeast and mold in products. It is commonly found in both cosmetic and food products.

This ingredient comes from potassium salt derived from sorbic acid. Sorbic acid is a natural antibiotic and effective against fungus.

Both potassium sorbate and sorbic acid can be found in baked goods, cheeses, dried meats, dried fruit, ice cream, pickles, wine, yogurt, and more.

You'll often find this ingredient used with other preservatives.

Sodium Hyaluronate is the salt form of hyaluronic acid. It is a long sugar chain that is naturally found in your skin, joints, and connective tissue that maintains hydration and elasticity.

In skincare, it works as a humectant. It pulls water from the environment and deeper layers of skin and binds it to the surface.

Interestingly, the size of the molecule affects its behavior:

Some clinical evidence links low molecular weight versions to improved wrinkle depth, elasticity, anti-inflammatory effects, and barrier repair.

Many serums use a blend of both weights so you can get surface hydration plus longer-lasting and deeper effects.

You'll typically see concentrations between 0.1-2% for this ingredient.

Squalane is the hydrogenated and shelf-stable form of squalene (a lipid that naturally occurs in human sebum).

It is an emollient and skin conditioning agent that is able to integrate seamlessly into the skin's lipid barrier without clogging pores.

This is due to how structurally similar it is to what your skin already produces.

Though it is mostly an emollient that helps soften and hydrate skin, it also has some humectant and occlusive action. Humectants help the skin retain moisture while occlusives seal it in, making squalane a triple-threat moisturizer.

Research shows it has antioxidant capabilities that help protect against stressors like UV exposure, specifically UVA induced oxidative stress. This study also found that it supports collagen biosynthesis in human dermal fibroblasts.

No clinical study has reported significant adverse effects and irritation reactions are very rare from this ingredient (even at 100% concentration).

Overall, it's a fantastic ingredient for hydration and is suitable for all skin types.

This depends on the source. Squalane can be derived from both plants and animals. Most squalane used in skincare comes from plants.

Please note: the source of squalane is only known if disclosed by the brand. We recommend reaching out to the brand if you have any questions about their squalane.

Read more about squalene with an "e".

Though squalane is often called an oil, it’s technically not one. It is a hydrocarbon, meaning it is only made of carbon and hydrogen. True oils are triglycerides and made of fatty acids and glycerol.

The term “oil-free” isn’t regulated so companies can define it however they want. Some exclude all oils, while others just avoid mineral oil or comedogenic oils.

Squalane has a comedogenic rating of 1 from the original 1972 study that tested raw ingredients under occlusion on rabbit ears. This system is not standardized or peer-reviewed, and using the raw ingredients is very different from how diluted cosmetic formulations are used on human skin.

A comedogenic rating of 1 means it is "unlikely to clog pores" according to the original rating system.

The overall formula of a product matters more than the individual ingredients on whether or not it will cause clogged pores.

Tocopheryl Acetate is a stable, shelf-friendly form of vitamin E.

Formulators love it because plain vitamin E oxidizes quickly once it hits air. This acetate version stays stable and resists going off, helping to extend a product's shelf life.

It's actually inactive on its own and works like a slow-release "storage" form; the enzymes in your skin called esterases gradually convert it into active vitamin E over time.

One in vivo study showed 5% of the acetate in the living layer of the epidermis converted to vitamin E after 5 days of application. This study also found the skin gained protection against UV damage even though the conversion was slow and small.

Once converted, vitamin E acts as a skin's main fat-soluble antioxidant that fights free radicals to protect skin from damage.

Topical vitamin E generally boosts the skin's photoprotection, and it reduced UV-damage in animal models.

This ingredient has some brightening potential but it's more of a prevention ingredient than spot-fader. Cell studies show it can slow down melanin production but it's worth noting that it's not the most powerful brightener out there.

Overall, it has a pretty solid safety profile and has been found to be non-irritating and non-comedogenic. Allergic reactions may happen but stay rare due to how widely the ingredient gets used.

The concentration will vary depending on the formula; industry data shows 0.1% in baby lotions, 3% in lipsticks, and 5% in foot powders. You can also find this ingredient at 100% in a pure vitamin E oil.

Most leave-on skincare keeps it at the lower end, often between 0.5-1%.

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. Remember to stay hydrated!

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.

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