Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Seapuri Scalpy Hair Ampoule Versus Paula's Choice Resist Perfectly Balanced Foaming Cleanser

Seapuri Scalpy Hair Ampoule Versus Paula's Choice Resist Perfectly Balanced Foaming Cleanser Detailed comparison of Seapuri Scalpy Hair Ampoule versus Paula's Choice Resist Perfectly Balanced Foaming Cleanser. This mild cream cleanser is made to cleanse withou

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Seapuri Scalpy Hair Ampoule Versus Paula's Choice Resist Perfectly Balanced Foaming Cleanser Detailed comparison of Seapuri Scalpy Hair Ampoule versus Paula's Choice Resist Perfectly Balanced Foaming Cleanser. This mild cream cleanser is made to cleanse without leaving your skin tight or dry. Alcohol Denat. Butylene Glycol Glycerin 1,2-Hexanediol PEG-80 Hydrogenated Castor Oil Betaine Arginine Polyquaternium-10 Sodium Hyaluronate Vinegar Extract Centella Asiatica Extract Aloe Barbadensis Extract Hydrogenated Lecithin Polyglyceryl-10 Stearate Glycine Glutamic Acid Glutamine Lysine Hcl Leucine Methionine Valine Serine Cysteine Hcl Citrulline Aspartic Acid Isoleucine Alanine Arginine Hcl Ornithine Carnitine Tyrosine Threonine Tryptophan Panthenol Phenylalanine Proline Menthol Hydrolyzed Roe Oryza Sativa Extract Hydrolyzed Milk Hydrolyzed Keratin Hydrolyzed Collagen Histidine Hcl Diospyros Kaki Fruit Extract Camellia Japonica Leaf Extract Ceratonia Siliqua Fruit Extract Niacinamide Biotin Pyridoxine Cyanocobalamin Tocopherol Riboflavin Beta-Carotene Thiamine Hcl Allantoin Sodium Citrate Disodium EDTA Cocodimonium Hydroxypropyl Hydrolyzed Wheat Protein Parfum Sodium PCA Trideceth-10 Lactic Acid Sodium Ascorbyl Phosphate Salicylic Acid Alcohol Denat., Butylene Glycol, Glycerin, 1,2-Hexanediol, PEG-80 Hydrogenated Castor Oil, Betaine, Arginine, Polyquaternium-10, Sodium Hyaluronate, Vinegar Extract, Centella Asiatica Extract, Aloe Barbadensis Extract, Hydrogenated Lecithin, Polyglyceryl-10 Stearate, Glycine, Glutamic Acid, Glutamine, Lysine Hcl, Leucine, Methionine, Valine, Serine, Cysteine Hcl, Citrulline, Aspartic Acid, Isoleucine, Alanine, Arginine Hcl, Ornithine, Carnitine, Tyrosine, Threonine, Tryptophan, Panthenol, Phenylalanine, Proline, Menthol, Hydrolyzed Roe, Oryza Sativa Extract, Hydrolyzed Milk, Hydrolyzed Keratin, Hydrolyzed Collagen, Histidine Hcl, Diospyros Kaki Fruit Extract, Camellia Japonica Leaf Extract, Ceratonia Siliqua Fruit Extract, Niacinamide, Biotin, Pyridoxine, Cyanocobalamin, Tocopherol, Riboflavin, Beta-Carotene, Thiamine Hcl, Allantoin, Sodium Citrate, Disodium EDTA, Cocodimonium Hydroxypropyl Hydrolyzed Wheat Protein, Parfum, Sodium PCA, Trideceth-10, Lactic Acid, Sodium Ascorbyl Phosphate, Salicylic Acid Water Sodium Lauroamphoacetate Sodium Cocoyl Isethionate Stearic Acid Glycol Distearate Helianthus Annuus Seed Oil Acrylates Copolymer Cetearyl Alcohol Ceramide NP Ceramide AP Ceramide EOP Phytosphingosine Phospholipids Sphingolipids Lecithin Cholesterol Aloe Barbadensis Leaf Extract Sodium Chloride Sodium Hydroxide Sodium Lauroyl Lactylate Xanthan Gum Carbomer Hexylene Glycol Phenoxyethanol Caprylyl Glycol Water, Sodium Lauroamphoacetate, Sodium Cocoyl Isethionate, Stearic Acid, Glycerin, Glycol Distearate, Helianthus Annuus Seed Oil, Acrylates Copolymer, Cetearyl Alcohol, Sodium Hyaluronate, Ceramide NP, Ceramide AP, Ceramide EOP, Phytosphingosine, Phospholipids, Sphingolipids, Lecithin, Arginine, Cholesterol, Aloe Barbadensis Leaf Extract, Disodium EDTA, Sodium Chloride, Sodium Hydroxide, Sodium Lauroyl Lactylate, Xanthan Gum, Carbomer, Hexylene Glycol, Phenoxyethanol, Caprylyl Glycol These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Arginine is a semi-essential amino acid. This just means our bodies can product a bit on its own, but sometimes needs a little boost from food sources. It is a part of your skin's natural moisturizing factor (NMF), or the water-loving molecules in your outermost layer of skin (stratum corneum) that keeps everything hydrated and happy. Here's an interesting thing about Arginine: your skin converts it into urea through the Krebs-Henseleit urea cycle. Urea is one of the most effective humectants your skin naturally produces. A clinical study showed applying 2.5% arginine hydrochloride to atopic dermatitis skin showed significant urea levels in the stratum corneum and improved moisture in just four weeks. Arginine is also a precursor to nitric oxide; nitric oxide improves microcirculation and supports wound healing and collagen synthesis. One study found that an amino acid complex containing Arginine reduced skin irritation, improved hydration, and accelerated skin repair in clinical / in-vivo studies. Arginine itself is an amino acid and not a fatty acid, oil, or ester. On its own, it's not a direct food source for Malassezia, or the yeast that causes fungal acne. 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%. 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