Peptide Skincare & BeautySkin science and ingredient guides

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La Roche-Posay Pure Vitamin C Eye Cream Versus Vichy Mineral 89 Eyes Hyaluronic Acid Eye Gel Cream

La Roche-Posay Pure Vitamin C Eye Cream Versus Vichy Mineral 89 Eyes Hyaluronic Acid Eye Gel Cream Detailed comparison of La Roche-Posay Pure Vitamin C Eye Cream versus Vichy Mineral 89 Eyes Hyaluronic Acid Eye Gel Cream. This anti-aging eye moisturizer is for

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La Roche-Posay Pure Vitamin C Eye Cream Versus Vichy Mineral 89 Eyes Hyaluronic Acid Eye Gel Cream Detailed comparison of La Roche-Posay Pure Vitamin C Eye Cream versus Vichy Mineral 89 Eyes Hyaluronic Acid Eye Gel Cream. This anti-aging eye moisturizer is formulated around Ascorbic Acid and Madecassoside to soften the look of wrinkles and brighten dull-looking skin. This anti-aging eye moisturizer is formulated around Caffeine and Sodium Hyaluronate to soften the look of wrinkles and hydrate skin. Water Glycerin Dimethicone Butyrospermum Parkii Butter Limnanthes Alba Seed Oil Ascorbic Acid Mannose Butylene Glycol Paraffinum Liquidum Ammonium Polyacryloyldimethyl Taurate Cetyl Alcohol PEG-100 Stearate Glyceryl Stearate Polymethylsilsesquioxane Potassium Hydroxide Paraffin Sodium Styrene/Ma Copolymer Microcrystalline Wax Madecassoside Dimethicone/Vinyl Dimethicone Crosspolymer Dimethiconol Disodium EDTA Hydrolyzed Hyaluronic Acid Caprylyl Glycol Acetyl Dipeptide-1 Cetyl Ester Xanthan Gum Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate Phenoxyethanol Water, Glycerin, Dimethicone, Butyrospermum Parkii Butter, Limnanthes Alba Seed Oil, Ascorbic Acid, Mannose, Butylene Glycol, Paraffinum Liquidum, Ammonium Polyacryloyldimethyl Taurate, Cetyl Alcohol, PEG-100 Stearate, Glyceryl Stearate, Polymethylsilsesquioxane, Potassium Hydroxide, Paraffin, Sodium Styrene/Ma Copolymer, Microcrystalline Wax, Madecassoside, Dimethicone/Vinyl Dimethicone Crosspolymer, Dimethiconol, Disodium EDTA, Hydrolyzed Hyaluronic Acid, Caprylyl Glycol, Acetyl Dipeptide-1 Cetyl Ester, Xanthan Gum, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Phenoxyethanol Propanediol Carbomer Caffeine Sodium Hyaluronate Adenosine Chlorella Vulgaris Extract Citric Acid Biosaccharide Gum-1 Water, Propanediol, Butyrospermum Parkii Butter, Glycerin, Carbomer, Caffeine, Sodium Hyaluronate, Adenosine, Phenoxyethanol, Chlorella Vulgaris Extract, Citric Acid, Caprylyl Glycol, Biosaccharide Gum-1 Be the first to review These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. This ingredient is also known as shea butter. It is a plant-derived extract from the nuts of the Africa shea tree and one of the most well-studied emollients. Because it has a high concentration of fatty acids (primarily oleic, stearic, and linoleic) it is able to form a protective barrier on the skin's surface. This helps seal in moisture and prevents transepidermal water loss (TEWL). In vitro research found an increase in skin hydration by 58% and a decrease in TEWL by 37.8% after 24 hours of applying this ingredient (pretty impressive for a single ingredient!). Besides hydration, shea butter also contains triterpenes that have anti-inflammatory potential. In particule, lupeol cinnamate has shown the highest anti-inflammatory activity in vivo. Shea butter also contains vitamins A and E which may contribute to antioxidant activity. While Shea Butter has an SPF rating of about 3-4, it is not a sunscreen replacement. This ingredient may not be fungal acne safe because its fatty acids fall within the C11-C24 range that the Malassezia yeast can metabolize. 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. 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 i