Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

SkinCity Skincare First Concentrate Versus Paula's Choice 1% Retinol Treatment

SkinCity Skincare First Concentrate Versus Paula's Choice 1% Retinol Treatment Detailed comparison of SkinCity Skincare First Concentrate versus Paula's Choice 1% Retinol Treatment US. This calming serum is formulated around Niacinamide and Panthenol to calm r

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SkinCity Skincare First Concentrate Versus Paula's Choice 1% Retinol Treatment Detailed comparison of SkinCity Skincare First Concentrate versus Paula's Choice 1% Retinol Treatment US. This calming serum is formulated around Niacinamide and Panthenol to calm redness and refine skin texture. This anti-aging treatment is formulated around Retinol and Tetrahexyldecyl Ascorbate to soften the look of wrinkles and refine skin texture. Water Niacinamide Butylene Glycol Glycerin Panthenol Phenoxyethanol Sodium PCA Avena Sativa Kernel Oil Allantoin Dimethyl Isosorbide Xanthan Gum Glycyrrhiza Uralensis Root Extract Polysorbate 20 Sodium Hyaluronate Alcohol Ethylhexylglycerin Avena Sativa Kernel Flour Polygonum Bistorta Root Extract Glycine Soja Oil Hydroxypinacolone Retinoate Sorbitol Lecithin Sodium Ascorbyl Phosphate Tocopherol Beta-Sitosterol Sodium Benzoate Ubiquinone Camellia Sinensis Leaf Extract Centella Asiatica Extract Chamomilla Recutita Flower Extract Glycyrrhiza Glabra Root Extract Polygonum Cuspidatum Root Extract Rosmarinus Officinalis Leaf Extract Scutellaria Baicalensis Root Extract Squalene Caprylyl Glycol Potassium Sorbate Disodium EDTA Glyceryl Caprylate Water, Niacinamide, Butylene Glycol, Glycerin, Panthenol, Phenoxyethanol, Sodium PCA, Avena Sativa Kernel Oil, Allantoin, Dimethyl Isosorbide, Xanthan Gum, Glycyrrhiza Uralensis Root Extract, Polysorbate 20, Sodium Hyaluronate, Alcohol, Ethylhexylglycerin, Avena Sativa Kernel Flour, Polygonum Bistorta Root Extract, Glycine Soja Oil, Hydroxypinacolone Retinoate, Sorbitol, Lecithin, Sodium Ascorbyl Phosphate, Tocopherol, Beta-Sitosterol, Sodium Benzoate, Ubiquinone, Camellia Sinensis Leaf Extract, Centella Asiatica Extract, Chamomilla Recutita Flower Extract, Glycyrrhiza Glabra Root Extract, Polygonum Cuspidatum Root Extract, Rosmarinus Officinalis Leaf Extract, Scutellaria Baicalensis Root Extract, Squalene, Caprylyl Glycol, Potassium Sorbate, Disodium EDTA, Glyceryl Caprylate Dimethicone Isononyl Isononanoate Castor Isostearate Succinate Glyceryl Stearate C12-15 Alkyl Benzoate Dimethicone Crosspolymer PEG-33 Behenyl Alcohol PEG-100 Stearate Pentaerythrityl Tetraisostearate Polymethylsilsesquioxane Tetrahexyldecyl Ascorbate Retinol Ceramide Ng Palmitoyl Tetrapeptide-7 Palmitoyl Hexapeptide-12 Dipotassium Glycyrrhizate Avena Sativa Kernel Extract Arctium Lappa Seed Oil Salix Alba Extract Glycine Soja Sterols Tocopheryl Acetate Hydrolyzed Soy Protein Sorbitan Laurate Acetyl Dipeptide-1 Cetyl Ester Hydroxyethylcellulose Palmitoyl Tripeptide-1 Sodium Hydroxide Tribehenin Pentylene Glycol PEG-75 Shea Butter Glycerides PPG-12/Smdi Copolymer PEG-10 Phytosterol PEG-8 Dimethicone PEG-14 Magnesium Aluminum Silicate Arachidyl Glucoside Arachidyl Alcohol Sclerotium Gum Carbomer Benzoic Acid Water, Dimethicone, Glycerin, Butylene Glycol, Isononyl Isononanoate, Castor Isostearate Succinate, Glyceryl Stearate, C12-15 Alkyl Benzoate, Dimethicone Crosspolymer, PEG-33, Polysorbate 20, Behenyl Alcohol, PEG-100 Stearate, Pentaerythrityl Tetraisostearate, Polymethylsilsesquioxane, Tetrahexyldecyl Ascorbate, Retinol, Ceramide Ng, Palmitoyl Tetrapeptide-7, Palmitoyl Hexapeptide-12, Sodium Hyaluronate, Dipotassium Glycyrrhizate, Glycyrrhiza Glabra Root Extract, Avena Sativa Kernel Extract, Arctium Lappa Seed Oil, Salix Alba Extract, Glycine Soja Sterols, Lecithin, Allantoin, Tocopheryl Acetate, Hydrolyzed Soy Protein, Sorbitan Laurate, Be the first to review These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. 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 uric acid metabolism. 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. Caprylyl Glycol is a humectant, skin conditioner, emollient, and preservative booster derived from either caprylic acid or synthetically created. Typical use levels vary from 0.3-1% as a preservative booster and go up to 2% to condition skin. Because it is not a free-fatty acid, this ingredient is fungal acne safe (there's nothing for Malassezia to feed on). 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 sensitizat