Peptide Skincare & BeautySkin science and ingredient guides

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Youth To The People Polypeptide-121 Future Cream with Peptides and Ceramides Versus Skinfix Barrier+ Triple Lipid-Peptide Cream

Youth To The People Polypeptide-121 Future Cream with Peptides and Ceramides Versus Skinfix Barrier+ Triple Lipid-Peptide Cream Detailed comparison of Youth To The People Polypeptide-121 Future Cream with Peptides and Ceramides versus Skinfix Barrier+ Triple L

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Youth To The People Polypeptide-121 Future Cream with Peptides and Ceramides Versus Skinfix Barrier+ Triple Lipid-Peptide Cream Detailed comparison of Youth To The People Polypeptide-121 Future Cream with Peptides and Ceramides versus Skinfix Barrier+ Triple Lipid-Peptide Cream. This anti-aging moisturizer is formulated around Hydrolyzed Hyaluronic Acid and Acetyl Tetrapeptide-9 to soften the look of wrinkles and hydrate skin. This barrier-repair moisturizer is formulated around Butyrospermum Parkii Butter and Ceramide NP to strengthen the skin barrier and hydrate skin. Water Dicaprylyl Carbonate Hydrolyzed Hyaluronic Acid Trimethylolpropane Tricaprylate/Tricaprate Tridecyl Trimellitate Propanediol Sh-Polypeptide-121 Polyglyceryl-3 Methylglucose Distearate Panthenol Niacinamide Proline Tocopheryl Acetate Aloe Barbadensis Leaf Juice Hydrolyzed Cannabis Sativa Seed Extract Hydrolyzed Rice Protein Hydrolyzed Pea Protein Salvia Hispanica Seed Extract Acetyl Tetrapeptide-11 Acetyl Tetrapeptide-9 Acetyl Tetrapeptide-2 Hibiscus Sabdariffa Fruit Extract Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer Hydrolyzed Linseed Seed Castor Oil/Ipdi Copolymer Ceramide AP Ceramide NP Cetearyl Alcohol Cetearyl Glucoside Glycerin Hydrolyzed Sodium Hyaluronate Coco-Caprylate/Caprate Dilinoleic Acid Benzyl Alcohol Zingiber Officinale Root Extract Bisabolol Caprylyl Glycol Carbomer Dimethyl Isosorbide Dipropylene Glycol Erythritol Ethylhexylglycerin Glucose 1,2-Hexanediol Trisodium Ethylenediamine Disuccinate Glyceryl Stearate Phytosphingosine Polyacrylate Crosspolymer-6 Polysorbate 20 Caprylhydroxamic Acid Potassium Sorbate Glycine Hydroxyacetophenone Sodium Benzoate T-Butyl Alcohol Citric Acid Sodium Citrate Sodium Lactate Triheptanoin Xanthan Gum Water, Dicaprylyl Carbonate, Hydrolyzed Hyaluronic Acid, Trimethylolpropane Tricaprylate/Tricaprate, Tridecyl Trimellitate, Propanediol, Sh-Polypeptide-121, Polyglyceryl-3 Methylglucose Distearate, Panthenol, Niacinamide, Proline, Tocopheryl Acetate, Aloe Barbadensis Leaf Juice, Hydrolyzed Cannabis Sativa Seed Extract, Hydrolyzed Rice Protein, Hydrolyzed Pea Protein, Salvia Hispanica Seed Extract, Acetyl Tetrapeptide-11, Acetyl Tetrapeptide-9, Acetyl Tetrapeptide-2, Hibiscus Sabdariffa Fruit Extract, Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer, Hydrolyzed Linseed Seed, Castor Oil/Ipdi Copolymer, Ceramide AP, Ceramide NP, Cetearyl Alcohol, Cetearyl Glucoside, Glycerin, Hydrolyzed Sodium Hyaluronate, Coco-Caprylate/Caprate, Dilinoleic Acid, Benzyl Alcohol, Zingiber Officinale Root Extract, Bisabolol, Caprylyl Glycol, Carbomer, Dimethyl Isosorbide, Dipropylene Glycol, Erythritol, Ethylhexylglycerin, Glucose, 1,2-Hexanediol, Trisodium Ethylenediamine Disuccinate, Glyceryl Stearate, Phytosphingosine, Polyacrylate Crosspolymer-6, Polysorbate 20, Caprylhydroxamic Acid, Potassium Sorbate, Glycine, Hydroxyacetophenone, Sodium Benzoate, T-Butyl Alcohol, Citric Acid, Sodium Citrate, Sodium Lactate, Triheptanoin, Xanthan Gum Caprylic/Capric Triglyceride Butyrospermum Parkii Butter Olus Oil Cetyl Lactate C12-16 Alcohols Caprylyl Caprylate/Caprate Jojoba Oil/Macadamia Seed Oil Esters Glyceryl Stearate Citrate Palmitic Acid Hydrogenated Lecithin Oryza Sativa Bran Extract Dilinoleic Acid/Propanediol Copolymer Squalene Ophiopogon Japonicus Root Extract Phytosteryl Sunflowerseedate Glycine Soja Extract Pentylene Glycol Ceramide EOP Chondrus Crispus Extract Hydrogenated Vegetable Glycerides Helianthus Annuus Extract Sodium Hyaluronate Phytosteryl Macadamiate T These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Aloe Barbadensis Leaf Juice is the filtered, stabilized liquid pressed from the inner gel of the aloe vera leaf. In cosmetics, it shows up as either soothing active or a water-replacement base. It is roughly 98-99% water and the last 1-2% is an interesting mix of polysaccharides, amino acids, vitamins, minerals, and enzymes. The polysaccharides do most of the work: they bind water at the skin surface for a light, non-greasy hydration boost. And one of the polysaccharides, glycomannan, is linked to fibroblast stimulation + collagen synthesis. This is also why aloe has such a long track record in wound and burn healing. This ingredient is also calming with anti-inflammatory and mild antimicrobial activity, making it a great pick for sensitive, irritated, or post-sun skin. Realistic expectations matter though; the solid evidence is mostly limited to hydration, soothing, and wound support. Deeper claims about anti-aging or sun protection are not well backed, and science reviews note it does not prevent radiation-induced skin injury. Because it plays well with almost everything, it's commonly used as a base alongside other actives like niacinamide or vitamin C. Typical usage concentrations range from 0.5% (where hydration benefits already show up) all the way to 90%+ (where it replaces water as the main base). The safety for this ingredient is well-establish as well. Overall, this is a great supporting ingredient for those who want a boost in hydration. Carbomer is a synthetic thickening and gelling agent. It's basically the ingredient that gives a lot of serums, gels, creams, and sunscreens their smooth, non-sticky texture. Although legally permitted at very high levels, carbomers are normally used at concentrations below 1%. It also needs to be neutralized to actually thicken, and because it is a large molecule, it doesn't really penetrate the skin barrier. Allergy-wise, the risk is very low. Clinical studies show carbomers have low potential for skin irritation/sensitization even at concentrations up to 100%. A 2024 UK study patch-tested 1,302 patients and found true allergy to the parent group of carbomer to be rare with no confirmed relevant reactions. Ceramide AP is is a skin-identical lipid that mimics what your skin already makes naturally. Ceramides help maintain epidermal integrity and barrier function. You'll often see this ingredient paired with other ceramides (like ceramide NP), cholesterol, or fatty acids because this combination best mimics the natural lipid mix your skin already has. The skin's ability to produce ceramides gets disrupted in skin conditions like eczema. This in turn weakens the skin barrier and applying ceramides topically has been shown to replenish what's been lost to restore barrier function. Most of the studies with Ceramide AP test it as part of a multi-ceramide complex; studies reinf