Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Aestura Atobarrier365 Hydro Soothing Cream Versus COSRX The 6 Peptide Skin Booster Serum

Aestura Atobarrier365 Hydro Soothing Cream Versus COSRX The 6 Peptide Skin Booster Serum Detailed comparison of Aestura Atobarrier365 Hydro Soothing Cream versus COSRX The 6 Peptide Skin Booster Serum. This barrier-repair moisturizer is formulated around Squal

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Aestura Atobarrier365 Hydro Soothing Cream Versus COSRX The 6 Peptide Skin Booster Serum Detailed comparison of Aestura Atobarrier365 Hydro Soothing Cream versus COSRX The 6 Peptide Skin Booster Serum. This barrier-repair moisturizer is formulated around Squalane and Ceramide NP to strengthen the skin barrier and hydrate skin. This anti-aging serum is formulated around Niacinamide and Acetyl Hexapeptide-8 to soften the look of wrinkles and strengthen the skin barrier. Water Glycerin Butylene Glycol Dimethicone Squalane 1,2-Hexanediol Betaine Cetearyl Alcohol Ammonium Acryloyldimethyltaurate/Vp Copolymer Hydrogenated Rice Bran Oil Hydrogenated Lecithin Polyglyceryl-3 Methylglucose Distearate Polyacrylate Crosspolymer-6 Mannitol Cetyl-Pg Hydroxyethyl Palmitamide Stearic Acid Ethylhexylglycerin Glyceryl Caprylate Propanediol Glyceryl Stearate Sodium Metaphosphate Ceramide NP Carbomer Palmitic Acid Silica Zinc Chloride Cholesterol Beta-Glucan Sphingolipids Sodium Hyaluronate Hydroxypropyl Methylcellulose Myristic Acid Propylene Glycol Lauric Acid Tocopherol Water, Glycerin, Butylene Glycol, Dimethicone, Squalane, 1,2-Hexanediol, Betaine, Cetearyl Alcohol, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Hydrogenated Rice Bran Oil, Hydrogenated Lecithin, Polyglyceryl-3 Methylglucose Distearate, Polyacrylate Crosspolymer-6, Mannitol, Cetyl-Pg Hydroxyethyl Palmitamide, Stearic Acid, Ethylhexylglycerin, Glyceryl Caprylate, Propanediol, Glyceryl Stearate, Sodium Metaphosphate, Ceramide NP, Carbomer, Palmitic Acid, Silica, Zinc Chloride, Cholesterol, Beta-Glucan, Sphingolipids, Sodium Hyaluronate, Hydroxypropyl Methylcellulose, Myristic Acid, Propylene Glycol, Lauric Acid, Tocopherol Dipropylene Glycol Pentylene Glycol Niacinamide Acetyl Hexapeptide-8 Copper Tripeptide-1 Sh-Polypeptide-121 Dipeptide Diaminobutyroyl Benzylamide Diacetate Oligopeptide-68 Palmitoyl Tripeptide-8 Allantoin Acetyl Glucosamine Serine Alanine Glycine Threonine Arginine Proline Sodium PCA Sodium Lactate PCA Glutamic Acid Lysine Hcl Dextran Glycine Soja Oil Xanthan Gum Adenosine Polyquaternium-51 Disodium EDTA Citric Acid Caprylyl Glycol T-Butyl Alcohol Potassium Sorbate Sodium Oleate Water, Dipropylene Glycol, Glycerin, Pentylene Glycol, 1,2-Hexanediol, Niacinamide, Acetyl Hexapeptide-8, Copper Tripeptide-1, Sh-Polypeptide-121, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Oligopeptide-68, Palmitoyl Tripeptide-8, Allantoin, Sodium Hyaluronate, Acetyl Glucosamine, Serine, Alanine, Glycine, Threonine, Arginine, Proline, Betaine, Sodium PCA, Sodium Lactate, PCA, Glutamic Acid, Lysine Hcl, Tocopherol, Dextran, Glycine Soja Oil, Hydrogenated Lecithin, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Polyacrylate Crosspolymer-6, Butylene Glycol, Xanthan Gum, Ethylhexylglycerin, Adenosine, Polyquaternium-51, Disodium EDTA, Citric Acid, Caprylyl Glycol, T-Butyl Alcohol, Potassium Sorbate, Sodium Oleate 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 Ammonium Acryloyldimethyltaurate/Vp Copolymer is a synthetically created polymer. It's used as a film-forming agent and used to thicken the consistency of products. Think of it as a supportive ingredient that helps your gel-creams feel silky, "cloud cream-like", and spread evenly without being greasy. The Cosmetic Ingredient Review (CIR) Expert Panel evaluated it (along with 22 other acryloyldimethyltaurate polymers) and concluded it's: Due to its large molecular size, it sits on the surface of skin rather than penetrating it. Betaine is a humectant. Like hyaluronic acid, it helps attract and retain moisture in the skin. It’s known for being gentle and for helping the skin maintain balanced hydration. Betaine is mainly used to improve hydration and support calmer skin. It helps skin cells regulate water balance because it functions as an osmolyte. Some studies suggest betaine may support making skin tone more even. Fun fact: Betaine naturally exists in the skin and the body. In cosmetic products, it can be either plant-derived (most commonly from sugar beets) or synthetically produced for consistency and stability. Betaine is also known as trimethylglycine. 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. Ethylhexylglycerin is created from glycerin. It is a multitasker ingredient that: The CIR Expert Panel found minimal skin absorption or sensitization of any kind in a safety assessment. Though this ingredient is considered well-tolerated, a small number of cases of allergic dermatitis have been published since 2002. Just be sure to patch test if you are unsure. Industry-reported use ranges from 8% in rinse-off products and 2% in leave-on formulations. 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-irritatin