Educational guide
Estée Lauder Advanced Night Repair Supercharged Eye Gel-Cream Versus Kiehl's Creamy Eye Treatment with Avocado
Estée Lauder Advanced Night Repair Supercharged Eye Gel-Cream Versus Kiehl's Creamy Eye Treatment with Avocado This barrier-repair eye moisturizer is formulated around Bifida Ferment Lysate and Caffeine to strengthen the skin barrier and soften the look of wri
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Estée Lauder Advanced Night Repair Supercharged Eye Gel-Cream Versus Kiehl's Creamy Eye Treatment with Avocado
This barrier-repair eye moisturizer is formulated around Bifida Ferment Lysate and Caffeine to strengthen the skin barrier and soften the look of wrinkles.
This barrier-repair eye moisturizer is formulated around Butyrospermum Parkii Butter and Persea Gratissima Oil to strengthen the skin barrier and hydrate skin.
What's inside
Key Ingredients
Benefits
Concerns
Ingredients Side-by-side
Water
Dimethicone
Methyl Trimethicone
Bifida Ferment Lysate
Dimethicone/Vinyl Dimethicone Crosspolymer
Propanediol
Petrolatum
Sucrose
Glycerin
Butylene Glycol
Acrylamide/Sodium Acryloyldimethyltaurate Copolymer
Trehalose
Tripeptide-32
Adansonia Digitata Seed Extract
Lavandula Angustifolia Flower Extract
Sodium Hyaluronate
Lactobacillus Ferment
Tocopheryl Acetate
Faex Extract
Hypnea Musciformis Extract
Sodium Rna
Caffeine
Squalane
Anthemis Nobilis Flower Oil
Poria Cocos Sclerotium Extract
Citrullus Lanatus Fruit Extract
Lens Esculenta Fruit Extract
Pyrus Malus Fruit Extract
Ethylhexylglycerin
Sodium PCA
Phytosphingosine
Hydrolyzed Algin
Hordeum Distichon Extract
Jojoba Esters
Triticum Vulgare Germ Oil
Hydrogenated Lecithin
Lecithin
Isohexadecane
Jojoba Alcohol
Isopropyl Jojobate
PEG/PPG-18/18 Dimethicone
Polysorbate 80
Acrylates/C10-30 Alkyl Acrylate Crosspolymer
Tromethamine
Sorbitan Oleate
Sodium Lactate
Polysorbate 40
Potassium Gluconate
Tocopherol
BHT
Phenoxyethanol
Potassium Sorbate
Sodium Benzoate
CI 77491
CI 77492
Water, Dimethicone, Methyl Trimethicone, Bifida Ferment Lysate, Dimethicone/Vinyl Dimethicone Crosspolymer, Propanediol, Petrolatum, Sucrose, Glycerin, Butylene Glycol, Acrylamide/Sodium Acryloyldimethyltaurate Copolymer, Trehalose, Tripeptide-32, Adansonia Digitata Seed Extract, Lavandula Angustifolia Flower Extract, Sodium Hyaluronate, Lactobacillus Ferment, Tocopheryl Acetate, Faex Extract, Hypnea Musciformis Extract, Sodium Rna, Caffeine, Squalane, Anthemis Nobilis Flower Oil, Poria Cocos Sclerotium Extract, Citrullus Lanatus Fruit Extract, Lens Esculenta Fruit Extract, Pyrus Malus Fruit Extract, Ethylhexylglycerin, Sodium PCA, Phytosphingosine, Hydrolyzed Algin, Hordeum Distichon Extract, Jojoba Esters, Triticum Vulgare Germ Oil, Hydrogenated Lecithin, Lecithin, Isohexadecane, Jojoba Alcohol, Isopropyl Jojobate, PEG/PPG-18/18 Dimethicone, Polysorbate 80, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Tromethamine, Sorbitan Oleate, Sodium Lactate, Polysorbate 40, Potassium Gluconate, Tocopherol, BHT, Phenoxyethanol, Potassium Sorbate, Sodium Benzoate, CI 77491, CI 77492
Butyrospermum Parkii Butter
Tridecyl Stearate
PEG-30 Dipolyhydroxystearate
Isodecyl Salicylate
Tridecyl Trimellitate
Persea Gratissima Oil
Isocetyl Stearoyl Stearate
Propylene Glycol
Dipentaerythrityl Hexacaprylate/Hexacaprate
Sorbitan Sesquioleate
Magnesium Sulfate
Hydrogenated Castor Oil
Chlorphenesin
Hydrogenated Jojoba Oil
P-Anisic Acid
Isopropyl Palmitate
Disodium EDTA
Copper PCA
Helianthus Annuus Seed Oil
CI 40800
Citric Acid
Water, Butyrospermum Parkii Butter, Butylene Glycol, Tridecyl Stearate, PEG-30 Dipolyhydroxystearate, Isodecyl Salicylate, Tridecyl Trimellitate, Persea Gratissima Oil, Isocetyl Stearoyl Stearate, Propylene Glycol, Dipentaerythrityl Hexacaprylate/Hexacaprate, Sorbitan Sesquioleate, Magnesium Sulfate, Hydrogenated Castor Oil, Sodium PCA, Phenoxyethanol, Chlorphenesin, Hydrogenated Jojoba Oil, P-Anisic Acid, Tocopheryl Acetate, Isopropyl Palmitate, Disodium EDTA, Copper PCA, Helianthus Annuus Seed Oil, CI 40800, Citric Acid
Reviews
Alternatives
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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.
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.
Sodium PCA (the salt of PCA) is one of the most well-established humectants in skincare.
Why is it so special? Your skin already makes it naturally; it's a natural component of your skin's Natural Moisturizing Factor (NMF), or the mix of water-binding compounds inside your skin cells that keeps things soft and hydrated.
As a cosmetic ingredient, it grabs water and holds it in the upper layers of skin to smooth roughness and ease dehydration.
There's some clinical support for the NMF approach with a study showing that a cream built to mimic the skin's NMF significantly boosted hydration.
Safety-wise, this ingredient non-irritating, non-comedogenic, and non-phototoxic in testing, with minimal skin absorption.
It also works really well with other hydrators like glycerin or hyaluronic acid, and typical usage is somewhere between 0.2-4%.
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!