Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

First Aid Beauty Bounce-Boosting Serum with Collagen + Peptides Versus Elemis Pro-Collagen Advanced Eye Treatment

First Aid Beauty Bounce-Boosting Serum with Collagen + Peptides Versus Elemis Pro-Collagen Advanced Eye Treatment Detailed comparison of First Aid Beauty Bounce-Boosting Serum with Collagen + Peptides versus Elemis Pro-Collagen Advanced Eye Treatment. This ant

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First Aid Beauty Bounce-Boosting Serum with Collagen + Peptides Versus Elemis Pro-Collagen Advanced Eye Treatment Detailed comparison of First Aid Beauty Bounce-Boosting Serum with Collagen + Peptides versus Elemis Pro-Collagen Advanced Eye Treatment. This anti-aging serum is formulated around Bakuchiol to soften the look of wrinkles. This anti-aging eye moisturizer is formulated around Hydrolyzed Hyaluronic Acid to soften the look of wrinkles and hydrate skin. Water Propanediol Dicaprylyl Carbonate Glycerin C9-12 Alkane Soluble Collagen Ceramide NP Hydrolyzed Collagen Pentapeptide-34 Trifluoroacetate Hydrolyzed Sodium Hyaluronate Acetyl Hydroxyproline Sodium Hyaluronate Bakuchiol Chrysanthemum Parthenium Extract Camellia Sinensis Leaf Extract Glycyrrhiza Glabra Root Extract Chlorella Vulgaris Extract Tocopherol Coco-Caprylate/Caprate Glycine Histidine Hydrolyzed Corn Protein Alanine Sorbitan Olivate Isoleucine Leucine Lysine Phenylalanine Proline Serine Arginine Cetearyl Olivate Threonine Tyrosine Valine Aspartic Acid Butylene Glycol Carbomer Cetearyl Alcohol Glutamic Acid Glyceryl Acrylate/Acrylic Acid Copolymer Xanthan Gum Phenoxyethanol Potassium Sorbate Sodium Benzoate Sodium Hydroxide Tetrasodium EDTA Water, Propanediol, Dicaprylyl Carbonate, Glycerin, C9-12 Alkane, Soluble Collagen, Ceramide NP, Hydrolyzed Collagen, Pentapeptide-34 Trifluoroacetate, Hydrolyzed Sodium Hyaluronate, Acetyl Hydroxyproline, Sodium Hyaluronate, Bakuchiol, Chrysanthemum Parthenium Extract, Camellia Sinensis Leaf Extract, Glycyrrhiza Glabra Root Extract, Chlorella Vulgaris Extract, Tocopherol, Coco-Caprylate/Caprate, Glycine, Histidine, Hydrolyzed Corn Protein, Alanine, Sorbitan Olivate, Isoleucine, Leucine, Lysine, Phenylalanine, Proline, Serine, Arginine, Cetearyl Olivate, Threonine, Tyrosine, Valine, Aspartic Acid, Butylene Glycol, Carbomer, Cetearyl Alcohol, Glutamic Acid, Glyceryl Acrylate/Acrylic Acid Copolymer, Xanthan Gum, Phenoxyethanol, Potassium Sorbate, Sodium Benzoate, Sodium Hydroxide, Tetrasodium EDTA Propylene Glycol Oryza Sativa Hull Powder Ammonium Acryloyldimethyltaurate/Vp Copolymer Sclerotium Gum Diazolidinyl Urea Sodium PCA Disodium EDTA Sodium Lactate Hydrolyzed Wheat Protein PCA Centaurea Cyanus Flower Extract Linum Usitatissimum Seed Extract Hydrolyzed Hyaluronic Acid Aesculus Hippocastanum Seed Extract Linalool Caramel Parfum Anthemis Nobilis Flower Oil Lavandula Angustifolia Oil Lavandula Hybrida Oil Osmanthus Fragrans Flower Extract Padina Pavonica Thallus Extract Water, Propylene Glycol, Glycerin, Oryza Sativa Hull Powder, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Sclerotium Gum, Diazolidinyl Urea, Sodium Benzoate, Sodium PCA, Disodium EDTA, Sodium Lactate, Potassium Sorbate, Arginine, Aspartic Acid, Hydrolyzed Wheat Protein, PCA, Centaurea Cyanus Flower Extract, Linum Usitatissimum Seed Extract, Hydrolyzed Hyaluronic Acid, Glycine, Alanine, Aesculus Hippocastanum Seed Extract, Serine, Valine, Linalool, Caramel, Threonine, Isoleucine, Proline, Parfum, Anthemis Nobilis Flower Oil, Lavandula Angustifolia Oil, Lavandula Hybrida Oil, Osmanthus Fragrans Flower Extract, Phenoxyethanol, Histidine, Phenylalanine, Sodium Hydroxide, Padina Pavonica Thallus Extract These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Alanine is an amino acid and is already found in the human body. Our skin uses alanine to build collagen, elastin, and keratin. 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. Aspartic Acid is an amino acid that our bodies produce naturally. It is an antioxidant. Our body uses Aspartic Acid to help build collagen and elastin. It also plays a role in hydrating skin. 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. Glycine is the smallest amino acid and a key building block of collagen. It's part if 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. A study from 2022 found that an amino acid complex featuring taurine, arginine, and glycine significantly reduced skin irritation, improved redness, and accelerated the skin repair proces