Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Dr. Jart+ Ceramidin Eye Cream with Niacinamide Versus MEDI-PEEL Peptide 9 Aqua Essence Lifting Eye Cream

Dr. Jart+ Ceramidin Eye Cream with Niacinamide Versus MEDI-PEEL Peptide 9 Aqua Essence Lifting Eye Cream Detailed comparison of Dr. Jart+ Ceramidin Eye Cream with Niacinamide versus MEDI-PEEL Peptide 9 Aqua Essence Lifting Eye Cream. This barrier-repair eye mo

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Dr. Jart+ Ceramidin Eye Cream with Niacinamide Versus MEDI-PEEL Peptide 9 Aqua Essence Lifting Eye Cream Detailed comparison of Dr. Jart+ Ceramidin Eye Cream with Niacinamide versus MEDI-PEEL Peptide 9 Aqua Essence Lifting Eye Cream. This barrier-repair eye moisturizer is formulated around Niacinamide and Ceramide NP to strengthen the skin barrier and soften the look of wrinkles. This anti-aging eye moisturizer is formulated around Niacinamide and Adenosine to soften the look of wrinkles. Water Glycerin Betaine Cyclohexasiloxane Squalane Pentaerythrityl Distearate Methylpropanediol Niacinamide Dicaprylyl Ether Ammonium Acryloyldimethyltaurate/Vp Copolymer Cetearyl Glucoside Cetearyl Alcohol Panthenol 1,2-Hexanediol Sodium Stearoyl Glutamate Ceramide NP Dipropylene Glycol Hydroxyacetophenone Mannitol Zea Mays Starch Microcrystalline Cellulose Ethylhexylglycerin Pelargonium Graveolens Flower Oil Hydrogenated Lecithin Allantoin Adenosine Dextrin Theobroma Cacao Seed Extract Disodium EDTA Pyrus Malus Fruit Extract Salvia Officinalis Oil Gardenia Florida Fruit Extract Pogostemon Cablin Leaf Oil Citrus Aurantium Bergamia Fruit Oil Tocopherol Glyceryl Stearate Ceramide AP Cholesterol Ceramide As Ceramide Ns Ceramide EOP Water, Glycerin, Betaine, Cyclohexasiloxane, Squalane, Pentaerythrityl Distearate, Methylpropanediol, Niacinamide, Dicaprylyl Ether, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Cetearyl Glucoside, Cetearyl Alcohol, Panthenol, 1,2-Hexanediol, Sodium Stearoyl Glutamate, Ceramide NP, Dipropylene Glycol, Hydroxyacetophenone, Mannitol, Zea Mays Starch, Microcrystalline Cellulose, Ethylhexylglycerin, Pelargonium Graveolens Flower Oil, Hydrogenated Lecithin, Allantoin, Adenosine, Dextrin, Theobroma Cacao Seed Extract, Disodium EDTA, Pyrus Malus Fruit Extract, Salvia Officinalis Oil, Gardenia Florida Fruit Extract, Pogostemon Cablin Leaf Oil, Citrus Aurantium Bergamia Fruit Oil, Tocopherol, Glyceryl Stearate, Ceramide AP, Cholesterol, Ceramide As, Ceramide Ns, Ceramide EOP Triethylhexanoin Caprylic/Capric Triglyceride Polysorbate 60 Stearic Acid Glyceryl Stearate Se Palmitic Acid Sorbitan Sesquioleate Dimethicone Xanthan Gum Lecithin Hydroxyethyl Ethylcellulose Hydrogenated Polyisobutene Butylene Glycol Disodium Phosphate Chondrus Crispus Extract Hydrolyzed Elastin Sodium Phosphate Hair Extract Tripeptide-1 Copper Tripeptide-1 Hexapeptide-9 Palmitoyl Pentapeptide-4 Acetyl Hexapeptide-8 Acetyl Octapeptide-3 Nonapeptide-1 Palmitoyl Tripeptide-1 Palmitoyl Tetrapeptide-7 Collagen Extract Astaxanthin Water, Glycerin, Triethylhexanoin, Dipropylene Glycol, Caprylic/Capric Triglyceride, Cetearyl Alcohol, Polysorbate 60, 1,2-Hexanediol, Niacinamide, Glyceryl Stearate, Stearic Acid, Glyceryl Stearate Se, Palmitic Acid, Sorbitan Sesquioleate, Dimethicone, Xanthan Gum, Lecithin, Hydroxyethyl Ethylcellulose, Ethylhexylglycerin, Disodium EDTA, Adenosine, Tocopherol, Allantoin, Hydrogenated Polyisobutene, Butylene Glycol, Panthenol, Disodium Phosphate, Chondrus Crispus Extract, Hydrolyzed Elastin, Sodium Phosphate, Hair Extract, Tripeptide-1, Copper Tripeptide-1, Hexapeptide-9, Palmitoyl Pentapeptide-4, Acetyl Hexapeptide-8, Acetyl Octapeptide-3, Nonapeptide-1, Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7, Collagen Extract, Astaxanthin These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. 1,2-Hexanediol is a synthetic liquid and another multi-functional powerhouse. It is a: Humectant, drawing moisture into the skin Emollient, helping to soften skin Solvent, dispersing and stabilizing formulas Preservative booster, enhancing the antimicrobial activity of other preservatives Adenosine is a purine nucleoside that your body already makes in every cell. In skincare, it acts mainly as a skin conditioning and anti-aging agent. The way it works is fairly well mapped out: Your skin has cells called fibroblasts that build collagen (the stuff that keeps skin firm and smooth). Adenosine basically flips a switch on these cells that tells them to get to work making more collagen and other proteins. These cells slow down on their own as skin ages, so Adenosine helps give them a little nudge to keep going. The clinical backing is pretty solid too. A blind, randomized, placebo-controlled trial of 126 women aged 45-65 tested a 0.1% cream twice daily and found real improvements in crow's feet and frown lines using a precise 3D skin-mapping technique; these changes showed up by week 3 and held at 2 months. A later study using Adenosine-loaded dissolving microneedle patches reported gains in wrinkle depth, dermal density, elasticity, and hydration. On concentrations, South Korea's Ministry of Food and Drug Safety has set 0.04% as the approved functional anti-wrinkle level. You'll typically see this ingredient used somewhere in the 0.04-0.1% range since it works at low doses. This ingredient has been found safe for cosmetics with the data showing no irritation or sensitization. Overall, this is a great ingredient for any anti-aging routine and has no photosensitizing effect, so it suits both AM and PM use. Allantoin is a soothing ingredient known for its protective and moisturizing properties; it's basically a quiet workhorse ingredient you can find in a huge range of cosmetics. Though it can be derived from the comfrey plant, allantoin is produced synthetically for cosmetic products to ensure purity. Research shows it can encourage your skin cells to turn over and renew by stimulating keratinocyte and fibroblast proliferation. It also has mild keratolytic properties to help loosen and shed dead skin cells without being harsh. Studies also suggest allantoin can help calm inflammation by dialing down some of the chemical signals your skin sends out when it is irritated. This ingredient is typically used in the 0.1-0.5% range, and the FDA recognizes it as a skin protectant in OTC products up to 2%. Overall, allantoin is a wonderful addition to most routines; it is stable across a wide pH range (~4-8), works well with other ingredients, and is considered non-sensitizing/non-irritating. Fun fact: Allantoin is naturally occurring in comfrey root, beets, chamomile, and wheat sprouts. Our bodies even produce it as a byproduct of