Vichy Liftactiv Peptide-C Versus Vichy H.A. Anti-Wrinkle Night Firming Cream

Vichy Liftactiv Peptide-C Versus Vichy H.A. Anti-Wrinkle Night Firming Cream Detailed comparison of Vichy Liftactiv Peptide-C versus Vichy H.A. Anti-Wrinkle Night Firming Cream. This anti-aging moisturizer is formulated around Adenosine and Ascorbyl Glucoside to soften the look of wrinkles and brighten dull-looking skin. This anti-aging night moisturizer is formulated around Adenosine and Sodium Hyaluronate to soften the look of wrinkles and hydrate skin. Water Glycerin Dimethicone Isohexadecane Alcohol Denat. Silica Hydroxyethylpiperazine Ethane Sulfonic Acid Propanediol Synthetic Wax PEG-10 Dimethicone Eperua Falcata Bark Extract PEG-30 Dipolyhydroxystearate Stearyl Alcohol Sorbitan Oleate Dimethicone/PEG-10/15 Crosspolymer Dimethicone/Polyglycerin-3 Crosspolymer Ceteareth-6 Sodium Acrylates Copolymer Sodium Citrate Sodium Hydroxide Sodium Phytate Cyclodextrin Adenosine Ascorbyl Glucoside Nylon-12 Isopropyl Alcohol Propylene Carbonate Dipropylene Glycol Caprylic/Capric Triglyceride Caprylyl Glycol Acetyl Tetrapeptide-9 Synthetic Fluorphlogopite Disteardimonium Hectorite Dextrin Pisum Sativum Extract Tocopherol Phenoxyethanol CI 15985 CI 77891 Parfum Water, Glycerin, Dimethicone, Isohexadecane, Alcohol Denat., Silica, Hydroxyethylpiperazine Ethane Sulfonic Acid, Propanediol, Synthetic Wax, PEG-10 Dimethicone, Eperua Falcata Bark Extract, PEG-30 Dipolyhydroxystearate, Stearyl Alcohol, Sorbitan Oleate, Dimethicone/PEG-10/15 Crosspolymer, Dimethicone/Polyglycerin-3 Crosspolymer, Ceteareth-6, Sodium Acrylates Copolymer, Sodium Citrate, Sodium Hydroxide, Sodium Phytate, Cyclodextrin, Adenosine, Ascorbyl Glucoside, Nylon-12, Isopropyl Alcohol, Propylene Carbonate, Dipropylene Glycol, Caprylic/Capric Triglyceride, Caprylyl Glycol, Acetyl Tetrapeptide-9, Synthetic Fluorphlogopite, Disteardimonium Hectorite, Dextrin, Pisum Sativum Extract, Tocopherol, Phenoxyethanol, CI 15985, CI 77891, Parfum Rhamnose Prunus Armeniaca Kernel Oil Pentaerythrityl Tetraethylhexanoate Cetyl Alcohol Zea Mays Starch Butyrospermum Parkii Butter Petrolatum Glyceryl Stearate Pentylene Glycol PEG-40 Stearate Cera Alba Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate Sodium Hyaluronate Triethanolamine Magnesium Ascorbyl Phosphate Citric Acid Poloxamer 338 Sorbitan Tristearate Xanthan Gum Dimethiconol Water, Glycerin, Rhamnose, Prunus Armeniaca Kernel Oil, Caprylic/Capric Triglyceride, Pentaerythrityl Tetraethylhexanoate, Cetyl Alcohol, Zea Mays Starch, Butyrospermum Parkii Butter, Petrolatum, Glyceryl Stearate, Pentylene Glycol, Dimethicone, PEG-40 Stearate, Cera Alba, Hydroxyethylpiperazine Ethane Sulfonic Acid, Adenosine, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Sodium Hyaluronate, Triethanolamine, Ascorbyl Glucoside, Magnesium Ascorbyl Phosphate, Caprylyl Glycol, Citric Acid, Poloxamer 338, Sorbitan Tristearate, Xanthan Gum, Dimethiconol, Phenoxyethanol, Parfum 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. Ascorbyl Glucoside (AA-2G) is one of the most stable vitamin C derivatives out there. It's made by attaching a glucose molecule to ascorbic acid; this glucose "cap" shields the vitamin C from air, light, heat, and metal ions that normally cause pure ascorbic acid to oxidize. Once on your skin, the enzyme alpha-glucosidase snips off the glucose and gradually releases active ascorbic acid right where it's needed. Basically, it behaves like a slow-release pro-vitamin C with less of a stinging that high-strength ascorbic acid can cause. The research supports the classic vitamin C benefits as well. In lab and human studies, AA-2G slowed down the skin's production of melanin (the pigment behind dark spots) and helped shield skin cells against sun damage better than ascorbyl phosphate. These studies also showed AA-2G released vitamin C over a longer period. A frequently cited manufacturer trial found that a 2% AA-2G face cream significantly improved wrinkle depth and skin roughness after 45 days. And in 2009, a clinical trial showed it meaningfully lightened dark patches on the gums compared to a placebo. There's also collagen-synthesis support (since vitamin C is a required cofactor for that) and an antioxidant effect too. Typical usage is usually between 0.5-5% and most studies/products land around 2%. AA-2G performs best when formulated at a mildly acidic pH (~5-7) which is much gentler than the pH that pure