Skin science article
Estée Lauder Advanced Night Repair Synchronized Multi-Recovery Complex Serum Versus Paula's Choice Pro-Collagen Multi-Peptide Booster
Estée Lauder Advanced Night Repair Synchronized Multi-Recovery Complex Serum Versus Paula's Choice Pro-Collagen Multi-Peptide Booster This barrier-repair serum is formulated around Bifida Ferment Lysate and Sodium Hyaluronate to strengthen the skin barrier and
Estée Lauder Advanced Night Repair Synchronized Multi-Recovery Complex Serum Versus Paula's Choice Pro-Collagen Multi-Peptide Booster
This barrier-repair serum is formulated around Bifida Ferment Lysate and Sodium Hyaluronate to strengthen the skin barrier and 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
Pentylene Glycol
Hydrolyzed Yeast Extract
Pyrus Malus Fruit Extract
Dimethicone
Ceramide AP
1,2-Hexanediol
Glyceryl Glucoside
Palmitoyl Tetrapeptide-72 Amide
Sh-Polypeptide-121
Tridecapeptide-1
Polyglucuronic Acid
C9-12 Alkane
Ammonium Polyacryloyldimethyl Taurate
Polygonum Bistorta Root Extract
Bacillus Ferment
Sodium Phytate
Coco-Caprylate/Caprate
Hexylene Glycol
Cetyl Hydroxyethylcellulose
Ethylhexylglycerin
Magnesium Chloride
Sodium Benzoate
Water, Glycerin, Pentylene Glycol, Hydrolyzed Yeast Extract, Pyrus Malus Fruit Extract, Dimethicone, Propanediol, Ceramide AP, 1,2-Hexanediol, Glyceryl Glucoside, Palmitoyl Tetrapeptide-72 Amide, Sh-Polypeptide-121, Tridecapeptide-1, Polyglucuronic Acid, Sodium Hyaluronate, C9-12 Alkane, Ammonium Polyacryloyldimethyl Taurate, Polygonum Bistorta Root Extract, Bacillus Ferment, Lecithin, Sodium Phytate, Coco-Caprylate/Caprate, Hexylene Glycol, Cetyl Hydroxyethylcellulose, Xanthan Gum, Ethylhexylglycerin, Caprylyl Glycol, Magnesium Chloride, Potassium Sorbate, Sodium Benzoate
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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.
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).
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.
Lecithin is a term for a group of substances found in the cell membranes of plants, animals, and humans. They are made up of phospholipids.
Thanks to its amphiphilic structure (water-loving head and oil-loving tail), it is a true multitasker:
It plays well with most ingredients and is typically used at 0.1-1%. However, concentrations up to 50% have been reported in moisturizers.
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.
Propanediol is an all-star ingredient. It softens, hydrates, and smooths the skin.
It’s often used to:
Propanediol is not likely to cause sensitivity and considered safe to use. It is derived from corn or petroleum with a clear color and no scent.
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.
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.