Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Isntree Hyaluronic Acid Water Essence Versus CeraVe Hydrating Hyaluronic Acid Serum

Isntree Hyaluronic Acid Water Essence Versus CeraVe Hydrating Hyaluronic Acid Serum Detailed comparison of Isntree Hyaluronic Acid Water Essence versus CeraVe Hydrating Hyaluronic Acid Serum US. This hydrating essence is formulated around Niacinamide and Sodiu

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Isntree Hyaluronic Acid Water Essence Versus CeraVe Hydrating Hyaluronic Acid Serum Detailed comparison of Isntree Hyaluronic Acid Water Essence versus CeraVe Hydrating Hyaluronic Acid Serum US. This hydrating essence is formulated around Niacinamide and Sodium Hyaluronate to hydrate skin and strengthen the skin barrier. This hydrating serum is formulated around Sodium Hyaluronate and Ceramide NP to hydrate skin and strengthen the skin barrier. Water Methylpropanediol Polyglycerin-3 Glycerin Caprylic/Capric Triglyceride 1,2-Hexanediol Niacinamide Cyclohexasiloxane Ammonium Acryloyldimethyltaurate/Vp Copolymer Sodium Hyaluronate Betaine Xanthan Gum Trehalose Panthenol Butylene Glycol Sodium PCA Ethylhexylglycerin Adenosine Carbomer Disodium EDTA Tromethamine Polyquaternium-51 Avena Sativa Kernel Extract Beta-Glucan Hydrogenated Lecithin Pteris Multifida Extract Cynara Scolymus Leaf Extract Pentylene Glycol Hyaluronic Acid Sodium Hyaluronate Crosspolymer Hydrolyzed Hyaluronic Acid Ascorbyl Propyl Hyaluronate Tocopherol Hydroxypropyltrimonium Hyaluronate Hydrolyzed Sodium Hyaluronate Sodium Acetylated Hyaluronate Opuntia Ficus-Indica Seed Oil Water, Methylpropanediol, Polyglycerin-3, Glycerin, Caprylic/Capric Triglyceride, 1,2-Hexanediol, Niacinamide, Cyclohexasiloxane, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Sodium Hyaluronate, Betaine, Xanthan Gum, Trehalose, Panthenol, Butylene Glycol, Sodium PCA, Ethylhexylglycerin, Adenosine, Carbomer, Disodium EDTA, Tromethamine, Polyquaternium-51, Avena Sativa Kernel Extract, Beta-Glucan, Hydrogenated Lecithin, Pteris Multifida Extract, Cynara Scolymus Leaf Extract, Pentylene Glycol, Hyaluronic Acid, Sodium Hyaluronate Crosspolymer, Hydrolyzed Hyaluronic Acid, Ascorbyl Propyl Hyaluronate, Tocopherol, Hydroxypropyltrimonium Hyaluronate, Hydrolyzed Sodium Hyaluronate, Sodium Acetylated Hyaluronate, Opuntia Ficus-Indica Seed Oil Cetearyl Ethylhexanoate Dimethicone Ammonium Polyacryloyldimethyl Taurate Ceramide NP Ceramide AP Ceramide EOP Cetearyl Alcohol Behentrimonium Methosulfate Sodium Hydroxide Sodium Lauroyl Lactylate Cholesterol Phenoxyethanol Isopropyl Myristate Caprylyl Glycol Citric Acid Phytosphingosine Water, Glycerin, Cetearyl Ethylhexanoate, Dimethicone, Ammonium Polyacryloyldimethyl Taurate, Sodium Hyaluronate, Panthenol, Ceramide NP, Ceramide AP, Ceramide EOP, Carbomer, Cetearyl Alcohol, Behentrimonium Methosulfate, Sodium Hydroxide, Sodium Lauroyl Lactylate, Cholesterol, Phenoxyethanol, Disodium EDTA, Isopropyl Myristate, Caprylyl Glycol, Citric Acid, Xanthan Gum, Phytosphingosine, Ethylhexylglycerin These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. 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. Disodium EDTA is a chelating agent. It grabs onto and deactivates metal ions that sneak into your products from water, packaging, or air. This ingredient mainly works behind the scenes and helps with: On top of that, this ingredient can counteract the effects of hard water by binding to the minerals in it. One thing worth knowing is that Disodium EDTA has been shown to be a mild penetration enhancer. It can help other ingredients absorb into skin more effectively which can be a double-edged sword (great for actives, but can also make the active too strong if you have sensitive skin). Clinical patch testing showed no significant skin irritation at typical use concentrations and minimal dermal absorption. You'll most likely see this ingredient near the end of an ingredient list. It's typically found in concentrations less than 1%. 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-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