Kate Somerville KateCeuticals Firming Serum Versus Kate Somerville Kx Active Concentrates Bio-Mimicking Peptides Serum

Kate Somerville KateCeuticals Firming Serum Versus Kate Somerville Kx Active Concentrates Bio-Mimicking Peptides Serum Detailed comparison of Kate Somerville KateCeuticals Firming Serum versus Kate Somerville Kx Active Concentrates Bio-Mimicking Peptides Serum. This anti-aging serum is formulated around Adenosine and Palmitoyl Tripeptide-5 to soften the look of wrinkles. This anti-aging serum is formulated around Sh-Oligopeptide-1 and Sh-Polypeptide-11 to soften the look of wrinkles. Water Dimethicone Isohexadecane Glycerin Propanediol Polysilicone-11 Diisopropyl Sebacate Polysorbate 20 Isocetyl Stearate Myristyl Alcohol Dipalmitoyl Hydroxyproline Glycine Soja Seed Extract Adenosine Ceramide Ng Pisum Sativum Extract Sodium Hyaluronate Palmitoyl Tripeptide-5 Tropaeolum Majus Flower/Leaf/Stem Extract Citrus Aurantifolia Oil Citrus Aurantium Dulcis Peel Oil Citrus Paradisi Peel Oil Mentha Piperita Oil Zingiber Officinale Root Oil Citrus Aurantium Bergamia Fruit Oil Tocopherol Myristyl Glucoside Polymethylsilsesquioxane Polyacrylate-13 Commiphora Mukul Resin Extract Sucrose Palmitate Polysorbate 80 Polyisobutene Ammonium Polyacryloyldimethyl Taurate Caprylic/Capric Triglyceride Glyceryl Linoleate Tocopheryl Acetate Aminomethyl Propanol Sorbitan Isostearate Potassium Sorbate Citric Acid Disodium EDTA Ethylhexylglycerin Phenoxyethanol Citral Limonene Linalool Water, Dimethicone, Isohexadecane, Glycerin, Propanediol, Polysilicone-11, Diisopropyl Sebacate, Polysorbate 20, Isocetyl Stearate, Myristyl Alcohol, Dipalmitoyl Hydroxyproline, Glycine Soja Seed Extract, Adenosine, Ceramide Ng, Pisum Sativum Extract, Sodium Hyaluronate, Palmitoyl Tripeptide-5, Tropaeolum Majus Flower/Leaf/Stem Extract, Citrus Aurantifolia Oil, Citrus Aurantium Dulcis Peel Oil, Citrus Paradisi Peel Oil, Mentha Piperita Oil, Zingiber Officinale Root Oil, Citrus Aurantium Bergamia Fruit Oil, Tocopherol, Myristyl Glucoside, Polymethylsilsesquioxane, Polyacrylate-13, Commiphora Mukul Resin Extract, Sucrose Palmitate, Polysorbate 80, Polyisobutene, Ammonium Polyacryloyldimethyl Taurate, Caprylic/Capric Triglyceride, Glyceryl Linoleate, Tocopheryl Acetate, Aminomethyl Propanol, Sorbitan Isostearate, Potassium Sorbate, Citric Acid, Disodium EDTA, Ethylhexylglycerin, Phenoxyethanol, Citral, Limonene, Linalool PPG-24-Glycereth-24 Spondias Mombin Pulp Extract Mangifera Indica Pulp Extract Musa Sapientum Pulp Extract Acetyl Glutamine Acer Rubrum Extract Sh-Polypeptide-1 Sh-Oligopeptide-2 Sh-Oligopeptide-1 Sh-Polypeptide-9 Sh-Polypeptide-11 Panthenol Cichorium Intybus Leaf Extract Zinc PCA Caprylyl Glycol Lecithin Sclerotium Gum Pullulan 1,2-Hexanediol Bacillus Caprylhydroxamic Acid Silica Benzyl Alcohol Butylene Glycol Hexylene Glycol Sodium Benzoate Xanthan Gum Water, PPG-24-Glycereth-24, Glycerin, Propanediol, Spondias Mombin Pulp Extract, Mangifera Indica Pulp Extract, Musa Sapientum Pulp Extract, Acetyl Glutamine, Sodium Hyaluronate, Acer Rubrum Extract, Sh-Polypeptide-1, Sh-Oligopeptide-2, Sh-Oligopeptide-1, Sh-Polypeptide-9, Sh-Polypeptide-11, Panthenol, Cichorium Intybus Leaf Extract, Zinc PCA, Caprylyl Glycol, Glycine Soja Seed Extract, Lecithin, Sclerotium Gum, Pullulan, 1,2-Hexanediol, Bacillus, Caprylhydroxamic Acid, Silica, Adenosine, Benzyl Alcohol, Potassium Sorbate, Butylene Glycol, Hexylene Glycol, Disodium EDTA, Citric Acid, Sodium Benzoate, Xanthan Gum These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. 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. Citric Acid is an alpha hydroxy acid (AHA) naturally found in citrus fruits like oranges, lemons, and limes. Like other AHAs, citric acid can exfoliate skin by breaking down the bonds that hold dead skin cells together. This helps reveal smoother and brighter skin underneath. However, this exfoliating effect only happens at high concentrations (20%) which can be hard to find in cosmetic products. Due to this, citric acid is usually included in small amounts as a pH adjuster. This helps keep products slightly more acidic and compatible with skin's natural pH. In skincare formulas, citric acid can: While it can provide some skin benefits, research shows lactic acid and glycolic acid are generally more effective and less irritating exfoliants. Most citric acid used in skincare today is made by fermenting sugars (usually from molasses). This synthetic version is identical to the natural citrus form but easier to stabilize and use in formulations. Rosacea skin has a lower threshold for acids generally, with 62.5% of rosacea subjects in one study reacting to lactic acid in a sting test. This is why we mark citric acid as a potential rosacea trigger. However, this ingredient shows up as a pH adjuster or chelator at roughly 0.1-1% in many products. These low levels are unlikely to be an issue for rosacea skin and becomes a potential trigger at exfoliating concentrations (20%). Because everybody's skin is unique,