Peptide Skincare & BeautySkin science and ingredient guides

Product and ingredient reference

Isana Peptide Serum

Isana Peptide Serum Isana Peptide Serum ingredients explained: Aqua, Methylpropanediol, Glycerin, Propylene Glycol, Hydrogenated Starch Hydrolysate, Hydrolyzed Hyaluronic Acid, Acetyl Hexapeptide-8, Ethylhexylglycerin, Xanthan Gum, Aspartic Acid, Soluble Colla

Isana Peptide Serum Isana Peptide Serum ingredients explained: Aqua, Methylpropanediol, Glycerin, Propylene Glycol, Hydrogenated Starch Hydrolysate, Hydrolyzed Hyaluronic Acid, Acetyl Hexapeptide-8, Ethylhexylglycerin, Xanthan Gum, Aspartic Acid, Soluble Collagen, Sodium Salicylate, Caprylyl Glycol, Sodium Benzoate, Citric Acid, Sodium Hydroxide, Tetrasodium Iminodisuccinate, Fumaric Acid, Sodium Citrate, Maleic Acid, Malic Acid Show all ingredients by function Aqua solvent Methylpropanediol Glycerin skin-identical ingredient, moisturizer/​humectant 0, 0 superstar Propylene Glycol moisturizer/​humectant, solvent Hydrogenated Starch Hydrolysate moisturizer/​humectant Hydrolyzed Hyaluronic Acid goodie Acetyl Hexapeptide-8 cell-communicating ingredient, moisturizer/​humectant Ethylhexylglycerin preservative Xanthan Gum viscosity controlling Aspartic Acid skin-identical ingredient Soluble Collagen Sodium Salicylate Caprylyl Glycol moisturizer/​humectant, emollient Sodium Benzoate Citric Acid buffering Sodium Hydroxide Tetrasodium Iminodisuccinate chelating Fumaric Acid Sodium Citrate chelating, buffering Maleic Acid Malic Acid exfoliant, buffering Good old water, aka H2O. The most common skincare ingredient of all. You can usually find it right in the very first spot of the ingredient list, meaning it’s the biggest thing out of all the stuff that makes up the product. It’s mainly a solvent for ingredients that do not like to dissolve in oils but rather in water. Expand to read more Once inside the skin, it hydrates, but not from the outside - putting pure water on the skin (hello long baths!) is drying. One more thing: the water used in cosmetics is purified and deionized (it means that almost all of the mineral ions inside it is removed). Like this, the products can stay more stable over time. It's a type of glycol that - according to the manufacturer - is an extremely good replacement for other glycols like propylene or butylene glycol. Its main job is to be a solvent, but it has also very good antimicrobial properties and acts as a true preservative booster. Also helps with skin hydration without stickiness or tacky feel. A natural moisturizer that’s also in our skin A super common, safe, effective and cheap molecule used for more than 50 years Not only a simple moisturizer but knows much more: keeps the skin lipids between our skin cells in a healthy (liquid crystal) state, protects against irritation, helps to restore barrier Effective from as low as 3% with even more benefits for dry skin at higher concentrations up to 20-40% High-glycerin moisturizers are awesome for treating severely dry skin It's a helper ingredient that improves the freeze-thaw stability of products It's also a solvent, humectant and to some extent a penetration enhancer It has a bad reputation among natural cosmetics advocates but cosmetic scientists and toxicology experts do not agree (read more in the geeky details section) We don't have description for this ingredient yet. Hydrolyzed Hyaluronic Acid is a low molecular weight, chemically chopped up version of the naturally big molecule and current IT-moisturizer, Hyaluronic Acid (HA). The TL; DR version of HA is that it's a huge polymer (big molecule from repeated subunits) found in the skin that acts as a sponge helping the skin to retain water, making it plump and elastic. As HA is a polymer, the subunits can be repeated many times (as a high-molecular-weight version), or just a few times (as a low-molecular-weight version). We wrote in detail at HA about how different molecular weight versions do different things both as a component of the skin and as a skincare ingredient, so click here and read about all the details. Hydrolyzed Hyaluronic Acid can also come in different molecular-weight versions with different properties: 100-300 kDa version: apart from moisturizing, this size might also help the skin to repair itself by increasing its self-defense. It is also claimed to boost the wound healing process and is especially helpful for sensitive skin types (acne, rosacea, inflammation-related skin diseases). 50k Da version: this is the size that is claimed to what‑it‑does skin-identical ingredient | moisturizer/humectant irritancy, com. moisturizer/humectant | solvent moisturizer/humectant cell-communicating ingredient | moisturizer/humectant moisturizer/humectant | emollient chelating | buffering exfoliant | buffering

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