Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Paula's Choice Calm 1% BHA Sensitive Skin Exfoliant Versus No7 Radiance+ Illuminating Hydrogel Eye Masks

Paula's Choice Calm 1% BHA Sensitive Skin Exfoliant Versus No7 Radiance+ Illuminating Hydrogel Eye Masks Detailed comparison of Paula's Choice Calm 1% BHA Sensitive Skin Exfoliant versus No7 Radiance+ Illuminating Hydrogel Eye Masks. This smoothing exfoliator

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Paula's Choice Calm 1% BHA Sensitive Skin Exfoliant Versus No7 Radiance+ Illuminating Hydrogel Eye Masks Detailed comparison of Paula's Choice Calm 1% BHA Sensitive Skin Exfoliant versus No7 Radiance+ Illuminating Hydrogel Eye Masks. This smoothing exfoliator is formulated around Salicylic Acid and Allantoin to refine skin texture and calm redness. This brightening eye mask is formulated around Tocopheryl Acetate and Magnesium Ascorbyl Phosphate to brighten dull-looking skin. Water Methylpropanediol Dicaprylyl Carbonate C15-19 Alkane Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer Salicylic Acid Propanediol Inulin Caprylyl Glycol Allantoin Tocopherol Sodium Hydroxide Ethylhexylglycerin Hexylene Glycol Sorbitan Isostearate Alpha-Glucan Oligosaccharide Glycerin Laminaria Digitata Extract Albatrellus Confluens Extract Glycine Soja Oil Opuntia Ficus-Indica Stem Extract Galactoarabinan Citric Acid Schizophyllan Maltodextrin Phenoxyethanol Water, Methylpropanediol, Dicaprylyl Carbonate, C15-19 Alkane, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Salicylic Acid, Propanediol, Inulin, Caprylyl Glycol, Allantoin, Tocopherol, Sodium Hydroxide, Ethylhexylglycerin, Hexylene Glycol, Sorbitan Isostearate, Alpha-Glucan Oligosaccharide, Glycerin, Laminaria Digitata Extract, Albatrellus Confluens Extract, Glycine Soja Oil, Opuntia Ficus-Indica Stem Extract, Galactoarabinan, Citric Acid, Schizophyllan, Maltodextrin, Phenoxyethanol Dipropylene Glycol Caprylic/Capric Triglyceride 1,2-Hexanediol Ceratonia Siliqua Gum Chondrus Crispus Powder Butylene Glycol Cellulose Gum Methylparaben Polyacrylate-13 Calcium Aluminum Borosilicate Tocopheryl Acetate Magnesium Ascorbyl Phosphate Polyisobutene Polysorbate 20 Mica Sodium Polyacrylate Disodium EDTA Silica Acetyl Tetrapeptide-5 Tin Oxide CI 77891 CI 42090 Water, Dipropylene Glycol, Glycerin, Caprylic/Capric Triglyceride, 1,2-Hexanediol, Ceratonia Siliqua Gum, Chondrus Crispus Powder, Butylene Glycol, Cellulose Gum, Methylparaben, Polyacrylate-13, Calcium Aluminum Borosilicate, Phenoxyethanol, Tocopheryl Acetate, Magnesium Ascorbyl Phosphate, Polyisobutene, Polysorbate 20, Mica, Sodium Polyacrylate, Disodium EDTA, Sorbitan Isostearate, Silica, Acetyl Tetrapeptide-5, Tin Oxide, CI 77891, CI 42090 Be the first to review These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. 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. 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. Sorbitan Isostearate is an emulsifer. It is created from isostearic acid and sorbitol. As an emulsifier, it keeps the water and oil ingredients from separating. This keeps formulas stable and smooth. In a 24 hour occlusive patch test on 56 subjects, 10% sorbitan isostearate was completely non-irritating. Most formulas use less than 10%. Because it's a fatty acid ester, it may not be fungal acne safe since the Malassezia yeast can utilize it as a nutrient source. Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists,