Peptide Skincare & BeautySkin science and ingredient guides

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Sesderma C-Vit Lipossomal Serum Versus The INKEY List 15% Vitamin C And EGF Serum

Sesderma C-Vit Lipossomal Serum Versus The INKEY List 15% Vitamin C And EGF Serum Detailed comparison of Sesderma C-Vit Lipossomal Serum versus The INKEY List 15% Vitamin C And EGF Serum. This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and

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Sesderma C-Vit Lipossomal Serum Versus The INKEY List 15% Vitamin C And EGF Serum Detailed comparison of Sesderma C-Vit Lipossomal Serum versus The INKEY List 15% Vitamin C And EGF Serum. This brightening serum is formulated around 3-O-Ethyl Ascorbic Acid and Palmitoyl Tripeptide-5 to brighten dull-looking skin and soften the look of wrinkles. This brightening serum is formulated around Ascorbyl Glucoside to brighten dull-looking skin and fade the look of dark spots. Water Glycerin Propylene Glycol Propanediol Polymethylsilsesquioxane PEG-40 Hydrogenated Castor Oil Ginkgo Biloba Leaf Extract Sodium Hyaluronate Resveratrol Dimethyl Ether Quercetin Palmitoyl Tripeptide-5 Morus Alba Root Extract 3-O-Ethyl Ascorbic Acid Lecithin Alcohol Tocopheryl Acetate Ammonium Acryloyldimethyltaurate/Vp Copolymer Polysorbate 20 Xanthan Gum Sodium Chloride BHT Triethanolamine Disodium EDTA Sodium Cholate Hydroxypropyl Cyclodextrin Retinyl Palmitate Sodium Hydroxide Tocopherol Phenoxyethanol Ethylhexylglycerin Potassium Sorbate Parfum Citronellyl Methylcrotonate Limonene Linalool Citral CI 15985 Water, Glycerin, Propylene Glycol, Propanediol, Polymethylsilsesquioxane, PEG-40 Hydrogenated Castor Oil, Ginkgo Biloba Leaf Extract, Sodium Hyaluronate, Resveratrol Dimethyl Ether, Quercetin, Palmitoyl Tripeptide-5, Morus Alba Root Extract, 3-O-Ethyl Ascorbic Acid, Lecithin, Alcohol, Tocopheryl Acetate, Ammonium Acryloyldimethyltaurate/Vp Copolymer, Polysorbate 20, Xanthan Gum, Sodium Chloride, BHT, Triethanolamine, Disodium EDTA, Sodium Cholate, Hydroxypropyl Cyclodextrin, Retinyl Palmitate, Sodium Hydroxide, Tocopherol, Phenoxyethanol, Ethylhexylglycerin, Potassium Sorbate, Parfum, Citronellyl Methylcrotonate, Limonene, Linalool, Citral, CI 15985 Ascorbyl Glucoside Benzyl Alcohol Butylene Glycol Sodium Metabisulfite Dehydroacetic Acid Phytic Acid Oligopeptide-1 Water, Ascorbyl Glucoside, Sodium Hydroxide, PEG-40 Hydrogenated Castor Oil, Phenoxyethanol, Benzyl Alcohol, Butylene Glycol, Xanthan Gum, Ethylhexylglycerin, Sodium Metabisulfite, Dehydroacetic Acid, Phytic Acid, Oligopeptide-1 These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Ethylhexylglycerin is created from glycerin. It is a multitasker ingredient that: The CIR Expert Panel found minimal skin absorption or sensitization of any kind in a safety assessment. Though this ingredient is considered well-tolerated, a small number of cases of allergic dermatitis have been published since 2002. Just be sure to patch test if you are unsure. Industry-reported use ranges from 8% in rinse-off products and 2% in leave-on formulations. PEG-40 Hydrogenated Castor Oil is an emulsifier derived from castor oil. As an emulsifying agent, it helps other ingredients like fragrances and fat-soluble vitamins dissolve cohesively. Due to its large molecule size, it doesn't penetrate beyond the skin's surface. This ingredient has a solid regulatory track record; the CIR Expert Panel first concluded it was safe for use in cosmetics at concentrations up to 100% in 1997. A 2012 reassessment reaffirmed that finding. Safety studies have also found no irritation or evidence of toxicity. A 2019 study did find this ingredient to grow Malassezia, so this ingredient may not be fungal acne safe. Phenoxyethanol is one of the most widely used preservatives in skincare (and for good reason!). It has a large spectrum of antimicrobial activity and especially effective bacteria, yeast, and mold while only having a weak effect on your skin's natural microbiome. On a cellular level, it disrupts the cell membranes of microbes by poking holes that make the cell leak. This shuts down the chemical reactions the microbe needs to make energy so it can no longer survive. Another perk of this ingredient is that it stays functional across a wide pH range (3-10). You'll often see it paired with boosters like Ethylhexylglycerin; one study showed that a 1:9 ratio of Ethylhexylglycerin to Phenoxyethanol damages bacterial membranes as effectively as doubling the Phenoxyethanol concentration on its own. Typical use concentrations range from 0.3-1% depending on the formula, and this ingredient is capped at 1% int the EU. Safety-wise, the fear mongering does not hold up to the evidence. The EU's Scientific Committee on Consumer Safety and FDA consider it safe as a preservative at up to 1%, including for children of all ages. Adverse systemic effects only showed up in animal studies at exposures roughly 200x higher than what people get from cosmetics. And despite its very widespread use, this ingredient is a rare sensitizer and allergic reactions are uncommon. Sodium Hydroxide is also known as lye or caustic soda. It is used to adjust the pH of products; many ingredients require a specific pH to be effective. In small amounts, sodium hydroxide is considered safe to use. However, large amounts may cause chemical burns due to its high alkaline. Your skin has a natural pH and acid mantle. This acid mantle helps prevent harmful bacteria from breaking thr