Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Boots Peptide Serum Versus Naturium Multi-Peptide Advanced Serum

Boots Peptide Serum Versus Naturium Multi-Peptide Advanced Serum Detailed comparison of Boots Peptide Serum versus Naturium Multi-Peptide Advanced Serum. This anti-aging serum is formulated around Niacinamide and Palmitoyl Tripeptide-1 to soften the look of wr

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Boots Peptide Serum Versus Naturium Multi-Peptide Advanced Serum Detailed comparison of Boots Peptide Serum versus Naturium Multi-Peptide Advanced Serum. This anti-aging serum is formulated around Niacinamide and Palmitoyl Tripeptide-1 to soften the look of wrinkles and strengthen the skin barrier. This anti-aging serum is formulated around Acetyl Hexapeptide-8 and Ferulic Acid to soften the look of wrinkles. Water Glycerin Butylene Glycol Niacinamide Pentylene Glycol 1,2-Hexanediol Betaine Trehalose Ammonium Polyacryloyldimethyl Taurate Xanthan Gum Sodium PCA Allantoin Hydroxyacetophenone Carnosine Sodium Lactate PCA Polyacrylate Crosspolymer-6 Sodium Hyaluronate Disodium EDTA Serine Alanine Glycine Sodium Hyaluronate Crosspolymer Glutamic Acid Lysine Hcl Carbomer Threonine Arginine Polysorbate 20 Proline Palmitoyl Tripeptide-1 Palmitoyl Tetrapeptide-7 Water, Glycerin, Butylene Glycol, Niacinamide, Pentylene Glycol, 1,2-Hexanediol, Betaine, Trehalose, Ammonium Polyacryloyldimethyl Taurate, Xanthan Gum, Sodium PCA, Allantoin, Hydroxyacetophenone, Carnosine, Sodium Lactate, PCA, Polyacrylate Crosspolymer-6, Sodium Hyaluronate, Disodium EDTA, Serine, Alanine, Glycine, Sodium Hyaluronate Crosspolymer, Glutamic Acid, Lysine Hcl, Carbomer, Threonine, Arginine, Polysorbate 20, Proline, Palmitoyl Tripeptide-1, Palmitoyl Tetrapeptide-7 Propanediol Caprylic/Capric Triglyceride Isopentyldiol Ethylhexyl Polyhydroxystearate Squalane Tetradecane Glyceryl Stearate Citrate Butyrospermum Parkii Butter Polyglyceryl-3 Stearate Helianthus Annuus Extract Oryza Sativa Bran Extract Mannitol Phosphatidylcholine Ferulic Acid Acetyl Hexapeptide-8 Copper Palmitoyl Heptapeptide-14 Palmitoyl Sh-Heptapeptide-12 Sp Hydrolyzed Collagen Rosmarinus Officinalis Leaf Extract Lactic Acid/Glycolic Acid Copolymer Tocopherol Pullulan Lysolecithin Sclerotium Gum Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer Dimethicone Sodium Phytate Diglycerin Hydrogenated Lecithin Silica Cetyl Alcohol Polysorbate 60 Sorbitan Isostearate Sodium Hydroxide Sodium Benzoate Potassium Sorbate Polyvinyl Alcohol Decyl Glucoside Tocopheryl Acetate Sodium Chloride Citric Acid Phenoxyethanol Water, Propanediol, Caprylic/Capric Triglyceride, Isopentyldiol, Ethylhexyl Polyhydroxystearate, Squalane, Tetradecane, Glyceryl Stearate Citrate, Butyrospermum Parkii Butter, Polyglyceryl-3 Stearate, Helianthus Annuus Extract, Oryza Sativa Bran Extract, Mannitol, Phosphatidylcholine, Ferulic Acid, Arginine, Acetyl Hexapeptide-8, Copper Palmitoyl Heptapeptide-14, Palmitoyl Sh-Heptapeptide-12 Sp, Hydrolyzed Collagen, Rosmarinus Officinalis Leaf Extract, Lactic Acid/Glycolic Acid Copolymer, Glycerin, Tocopherol, Pullulan, Lysolecithin, Sclerotium Gum, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Dimethicone, Sodium Phytate, Diglycerin, Hydrogenated Lecithin, Silica, Cetyl Alcohol, Hydroxyacetophenone, Polysorbate 60, Sorbitan Isostearate, Sodium Hydroxide, Sodium Benzoate, Potassium Sorbate, Polyvinyl Alcohol, Decyl Glucoside, Xanthan Gum, Tocopheryl Acetate, Sodium Chloride, Citric Acid, Phenoxyethanol 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. 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. 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 ingredient in American English. British English uses Glycerol/Glycerine. Hydroxyacetophenone is a small phenolic molecule that earns its place in a formulas as an antioxidant and preservative booster. As a phenol, it is able to neutralize free radicals to protect both the product and the skin from oxidative stress. Though it can't kill microbes on its own, it works as a good supporting agent when combined with other preservatives like Phenoxyethanol or 1,2-Hexanediol. This ingredient naturally occurs as piceol in Norwegian spruce needles (~0.4-1.1% dry weight and in cloudberries). Though the cosmetic-grade material is synthesized for purity and consistency. You'll usually see it used at low levels and suppliers recommend up to 1% added to a water phase. Safety testing was done at concentrations like 0.05% in SPF products an