Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Dime Beauty Luminosity Eye Serum Versus COSRX Advanced Snail Peptide Eye Cream

Dime Beauty Luminosity Eye Serum Versus COSRX Advanced Snail Peptide Eye Cream Detailed comparison of Dime Beauty Luminosity Eye Serum versus COSRX Advanced Snail Peptide Eye Cream. This anti-aging eye moisturizer is formulated around Caffeine and Niacinamide

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Dime Beauty Luminosity Eye Serum Versus COSRX Advanced Snail Peptide Eye Cream Detailed comparison of Dime Beauty Luminosity Eye Serum versus COSRX Advanced Snail Peptide Eye Cream. This anti-aging eye moisturizer is formulated around Caffeine and Niacinamide to soften the look of wrinkles and brighten dull-looking skin. This anti-aging eye moisturizer is formulated around Snail Secretion Filtrate and Niacinamide to soften the look of wrinkles and hydrate skin. Water Aloe Barbadensis Leaf Juice Caffeine Niacinamide Panthenol Lycium Barbarum Fruit Extract Vitis Vinifera Skin Extract Cucumis Sativus Fruit Extract Phenoxyethanol Caprylyl Glycol Glycerin Acacia Senegal Gum Sodium Hyaluronate Carbomer Vp/Va Copolymer Squalane Camellia Sinensis Leaf Extract Helianthus Annuus Seed Oil Pyrus Malus Fruit Extract Argania Spinosa Sprout Cell Extract Tetrahexyldecyl Ascorbate Acetyl Tetrapeptide-9 Acetyl Hexapeptide-8 Tocopherol Sodium Hydroxide Water, Aloe Barbadensis Leaf Juice, Caffeine, Niacinamide, Panthenol, Lycium Barbarum Fruit Extract, Vitis Vinifera Skin Extract, Cucumis Sativus Fruit Extract, Phenoxyethanol, Caprylyl Glycol, Glycerin, Acacia Senegal Gum, Sodium Hyaluronate, Carbomer, Vp/Va Copolymer, Squalane, Camellia Sinensis Leaf Extract, Helianthus Annuus Seed Oil, Pyrus Malus Fruit Extract, Argania Spinosa Sprout Cell Extract, Tetrahexyldecyl Ascorbate, Acetyl Tetrapeptide-9, Acetyl Hexapeptide-8, Tocopherol, Sodium Hydroxide Snail Secretion Filtrate Butylene Glycol 1,2-Hexanediol Palmitic Acid Arginine Stearic Acid Betaine Cetearyl Olivate Sorbitan Olivate Sodium Polyacrylate Allantoin Tocopheryl Acetate Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer Adenosine Xanthan Gum Myristic Acid Copper Tripeptide-1 Palmitoyl Pentapeptide-4 Palmitoyl Tripeptide-1 Palmitoyl Tetrapeptide-7 Snail Secretion Filtrate, Butylene Glycol, Glycerin, Helianthus Annuus Seed Oil, 1,2-Hexanediol, Niacinamide, Water, Palmitic Acid, Arginine, Carbomer, Stearic Acid, Betaine, Cetearyl Olivate, Sorbitan Olivate, Sodium Polyacrylate, Allantoin, Tocopheryl Acetate, Panthenol, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Sodium Hyaluronate, Adenosine, Xanthan Gum, Myristic Acid, Copper Tripeptide-1, Acetyl Hexapeptide-8, Palmitoyl Pentapeptide-4, Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7 These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Acetyl Hexapeptide-8 (also known as Argireline) is a synthetic hexapeptide that is often called a "topical Botox alternative". It works by mimicking how Botox relaxes muscles; it interferes with the signaling process that tells your facial muscles to contract. This can help soften expression lines like forehead wrinkles or crow's feet over time. The comparison to Botox does have limits because the molecule is water-loving and relatively large. Acetyl Hexapeptide-8 has a hard time absorbing deeply enough through the skin's outer barrier to actually reach the muscles. So whether it truly works the way Botox does at a biological level is still up for debate, but early clinical outcomes are fairly encouraging. A 12 week human study of a multi-ingredient regimen containing this ingredient saw: While some studies have observed improvements in wrinkle appearance, it is important to note that more consistent results are seen in multi-ingredient formulations (vs just Acetyl Hexapeptide-8 alone). Some research studies also used higher concentrations (up to 10%) while this ingredient is usually found in concentrations up to 0.005% in leave-on formulations. Carbomer is a synthetic thickening and gelling agent. It's basically the ingredient that gives a lot of serums, gels, creams, and sunscreens their smooth, non-sticky texture. Although legally permitted at very high levels, carbomers are normally used at concentrations below 1%. It also needs to be neutralized to actually thicken, and because it is a large molecule, it doesn't really penetrate the skin barrier. Allergy-wise, the risk is very low. Clinical studies show carbomers have low potential for skin irritation/sensitization even at concentrations up to 100%. A 2024 UK study patch-tested 1,302 patients and found true allergy to the parent group of carbomer to be rare with no confirmed relevant reactions. 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. Helianthus Annuus Seed Oil is a plant oil derived from the s