Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

iUNIK Black Snail Restore Cream Versus Pyunkang Yul Moisture Cream

iUNIK Black Snail Restore Cream Versus Pyunkang Yul Moisture Cream Detailed comparison of iUNIK Black Snail Restore Cream versus Pyunkang Yul Moisture Cream. This barrier-repair moisturizer is formulated around Centella Asiatica Leaf Water and Snail Extract to

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iUNIK Black Snail Restore Cream Versus Pyunkang Yul Moisture Cream Detailed comparison of iUNIK Black Snail Restore Cream versus Pyunkang Yul Moisture Cream. This barrier-repair moisturizer is formulated around Centella Asiatica Leaf Water and Snail Extract to strengthen the skin barrier and calm redness. This barrier-repair moisturizer is formulated around Simmondsia Chinensis Seed Oil and Butyrospermum Parkii Butter to strengthen the skin barrier and hydrate skin. No key ingredients Water Centella Asiatica Leaf Water Butylene Glycol Butyrospermum Parkii Butter Cetearyl Alcohol Glycereth-26 1,2-Hexanediol Cetearyl Olivate Simmondsia Chinensis Seed Oil Camellia Japonica Seed Oil Sorbitan Olivate Beeswax Sorbitan Sesquioleate Vinyldimethicone Glyceryl Stearate Arginine Acrylates/C10-30 Alkyl Acrylate Crosspolymer Snail Extract Xanthan Gum Sodium Polyacrylate Adenosine Disodium EDTA Ethylhexylglycerin Centella Asiatica Extract Scutellaria Baicalensis Root Extract Polygonum Cuspidatum Root Extract Dipotassium Glycyrrhizate Camellia Sinensis Leaf Extract Pentylene Glycol Caprylyl Glycol Cynanchum Atratum Extract Chamomilla Recutita Flower Extract Rosmarinus Officinalis Leaf Extract Water, Centella Asiatica Leaf Water, Butylene Glycol, Butyrospermum Parkii Butter, Cetearyl Alcohol, Glycereth-26, 1,2-Hexanediol, Cetearyl Olivate, Simmondsia Chinensis Seed Oil, Camellia Japonica Seed Oil, Sorbitan Olivate, Beeswax, Sorbitan Sesquioleate, Vinyldimethicone, Glyceryl Stearate, Arginine, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Snail Extract, Xanthan Gum, Sodium Polyacrylate, Adenosine, Disodium EDTA, Ethylhexylglycerin, Centella Asiatica Extract, Scutellaria Baicalensis Root Extract, Polygonum Cuspidatum Root Extract, Dipotassium Glycyrrhizate, Camellia Sinensis Leaf Extract, Pentylene Glycol, Caprylyl Glycol, Cynanchum Atratum Extract, Chamomilla Recutita Flower Extract, Rosmarinus Officinalis Leaf Extract Coptis Japonica Root Extract Polyglyceryl-3 Methylglucose Distearate Cetyl Ethylhexanoate Butylene Glycol Dicaprylate/Dicaprate Isohexadecane Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer Polysorbate 80 Glyceryl Caprylate Coptis Japonica Root Extract, Butylene Glycol, Simmondsia Chinensis Seed Oil, Polyglyceryl-3 Methylglucose Distearate, Cetyl Ethylhexanoate, Butylene Glycol Dicaprylate/Dicaprate, Isohexadecane, 1,2-Hexanediol, Cetearyl Alcohol, Glyceryl Stearate, Butyrospermum Parkii Butter, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Polysorbate 80, Glyceryl Caprylate These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. 1,2-Hexanediol is a synthetic liquid and another multi-functional powerhouse. It is a: Humectant, drawing moisture into the skin Emollient, helping to soften skin Solvent, dispersing and stabilizing formulas Preservative booster, enhancing the antimicrobial activity of other preservatives Butylene Glycol (or BG) is used within cosmetic products for a few different reasons: Overall, Butylene Glycol is a safe and well-rounded ingredient that works well with other ingredients. Though this ingredient works well with most skin types, some people with sensitive skin may experience a reaction such as allergic rashes, closed comedones, or itchiness. This ingredient is also known as shea butter. It is a plant-derived extract from the nuts of the Africa shea tree and one of the most well-studied emollients. Because it has a high concentration of fatty acids (primarily oleic, stearic, and linoleic) it is able to form a protective barrier on the skin's surface. This helps seal in moisture and prevents transepidermal water loss (TEWL). In vitro research found an increase in skin hydration by 58% and a decrease in TEWL by 37.8% after 24 hours of applying this ingredient (pretty impressive for a single ingredient!). Besides hydration, shea butter also contains triterpenes that have anti-inflammatory potential. In particule, lupeol cinnamate has shown the highest anti-inflammatory activity in vivo. Shea butter also contains vitamins A and E which may contribute to antioxidant activity. While Shea Butter has an SPF rating of about 3-4, it is not a sunscreen replacement. This ingredient may not be fungal acne safe because its fatty acids fall within the C11-C24 range that the Malassezia yeast can metabolize. Cetearyl alcohol is a waxy mixture of two fatty alcohols: cetyl alcohol and stearyl alcohol. It is an emollient and emulsifier. Despite having "alcohol" in its name, it has nothing to do with drying solvent alcohols; the FDA also allows "alcohol-free" products to contain fatty alcohols like this ingredient. It plays several roles in a formula: Typical use levels for this ingredient sit around 1-10% and the Cosmetic Ingredient Review Expert Panel has affirmed safety at concentrations up to 25% in leave-on products. Multiple assessments have found it to be non-irritating and non-sensitizing to most people. However, there have been some cases of allergic contact dermatitis in patients with chronically compromised skin barriers. Cetearyl alcohol has a comedogenic rating of 2 and irritancy rating of 1. Both of these numbers come from the 1989 study that used rabbit ears; a "2" means mildly comedogenic and a "1" means low irritancy. Here's the catch: rabbit skin is more sensitive than human skin and throws a lot of false positives. A 1996 reappraisal found that ingredients rated 1-2 in the rabbit ear tests are generally safe for humans.