Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

Medik8 Daily Radiance Vitamin C Versus Hydropeptide Power Lift

Medik8 Daily Radiance Vitamin C Versus Hydropeptide Power Lift Detailed comparison of Medik8 Daily Radiance Vitamin C versus Hydropeptide Power Lift. This brightening day moisturizer is formulated around Tetrahexyldecyl Ascorbate and Tocopheryl Acetate to brig

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Medik8 Daily Radiance Vitamin C Versus Hydropeptide Power Lift Detailed comparison of Medik8 Daily Radiance Vitamin C versus Hydropeptide Power Lift. This brightening day moisturizer is formulated around Tetrahexyldecyl Ascorbate and Tocopheryl Acetate to brighten dull-looking skin and soften the look of wrinkles. This anti-aging moisturizer is formulated around Butyrospermum Parkii Butter and Dipeptide Diaminobutyroyl Benzylamide Diacetate to soften the look of wrinkles and hydrate skin. Water Tetrahexyldecyl Ascorbate Diethylamino Hydroxybenzoyl Hexyl Benzoate Dibutyl Adipate Dimethicone Ethylhexyl Triazone Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine C12-15 Alkyl Benzoate Dicaprylyl Carbonate Cetearyl Alcohol Glycerin Coco-Glucoside Phenoxyethanol Acrylates/C10-30 Alkyl Acrylate Crosspolymer Cetearyl Glucoside Tocopheryl Acetate Hydroxyacetophenone Disodium EDTA Benzoic Acid Xanthan Gum Citrus Grandis Peel Oil Sodium Hydroxide Dehydroacetic Acid Sodium Hyaluronate Citrus Limon Peel Oil Citrus Aurantium Bergamia Fruit Oil Pelargonium Graveolens Flower Oil Ethylhexylglycerin Limonene Citronellol Linalool Geraniol Citral Water, Tetrahexyldecyl Ascorbate, Diethylamino Hydroxybenzoyl Hexyl Benzoate, Dibutyl Adipate, Dimethicone, Ethylhexyl Triazone, Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine, C12-15 Alkyl Benzoate, Dicaprylyl Carbonate, Cetearyl Alcohol, Glycerin, Coco-Glucoside, Phenoxyethanol, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Cetearyl Glucoside, Tocopheryl Acetate, Hydroxyacetophenone, Disodium EDTA, Benzoic Acid, Xanthan Gum, Citrus Grandis Peel Oil, Sodium Hydroxide, Dehydroacetic Acid, Sodium Hyaluronate, Citrus Limon Peel Oil, Citrus Aurantium Bergamia Fruit Oil, Pelargonium Graveolens Flower Oil, Ethylhexylglycerin, Limonene, Citronellol, Linalool, Geraniol, Citral Butylene Glycol Silybum Marianum Ethyl Ester Caprylic/Capric Triglyceride Echinacea Purpurea Extract Behenyl Alcohol Butyrospermum Parkii Butter Dipeptide Diaminobutyroyl Benzylamide Diacetate Isononyl Isononanoate Arachidyl Alcohol Ethylhexyl Isononanoate Oryza Sativa Bran Leuconostoc/Radish Root Ferment Filtrate Panthenol Tetrahydroxypropyl Ethylenediamine Caprylyl Glycol 1,2-Hexanediol Arachidyl Glucoside Menthoxypropanediol Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer Sorbitan Laurate Squalane Cyclodextrin Buddleja Davidii Extract O-Cymen-5-Ol Polysorbate 60 Ananas Sativus Fruit Extract Hydroxyethylcellulose Acetyl Dipeptide-1 Cetyl Ester Sodium Benzoate Citric Acid Potassium Sorbate Glycyrrhiza Glabra Root Extract Pyridoxine Tris-Hexyldecanoate Arbutin Magnesium Ascorbyl Phosphate Tropolone Myristoyl Tripeptide-31 Sodium Metabisulfite Hexapeptide-10 Diacetyl Boldine Triethyl Citrate Lavandula Angustifolia Flower/Leaf/Stem Extract Camellia Sinensis Leaf Extract Salvia Officinalis Oil Cupressus Sempervirens Oil Rosmarinus Officinalis Leaf Oil Coriandrum Sativum Fruit Oil Salvia Sclarea Oil Fucus Vesiculosus Extract Jasminum Officinale Flower/Leaf Extract Rosa Damascena Flower Extract Vanilla Planifolia Fruit Extract Rosmarinus Officinalis Leaf Extract Water, Butylene Glycol, Silybum Marianum Ethyl Ester, Glycerin, Caprylic/Capric Triglyceride, Cetearyl Alcohol, Echinacea Purpurea Extract, Behenyl Alcohol, Butyrospermum Parkii Butter, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Isononyl Isononanoate, Arachidyl Alcohol, Ethylhexyl Isononanoate, Oryza Sativa Bran, Leuconostoc/Radish Root Ferment Filtrate, Panthenol, Tetrah These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Acrylates/C10-30 Alkyl Acrylate Crosspolymer is a synthetic polymer. It is used to thicken, emulsify, and improve the texture of products. As an emulsifier, it helps stabilize oil-in-water emulsions to give products an elegant feel when applied. It can also form a thin protective film on skin. One study found that a formula using this polymer helped slow down how quickly other ingredients (like DEET) were absorbed through skin. A 2024 study of over 1,300 patients confirmed that sensitization to this ingredient is rare. It is also non-mutagenic and has a clean track record. 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. Remember comedogenic ratings are unable to assess the entire formula of a product or how it will react on your skin. Just be sure to patch test if you are unsure about certain ingredients. This ingredient is not fungal acne safe. Cetearyl alcohol is a fatty alcohol with chain lengths that fall within the range that Malassezia can metabolize. A 2019 study has also observed Malassezia growth in the presence of this ingredient, confirming it to be not-fungal acne safe. Cetearyl Glucoside is a sugar-based emulsifier. It is usually made by combining cetearyl alcohol and glucose. Belonging to the aklyl polyglucoside (APG) family, Cetearyl Glucoside has a sugar "head" that loves water and a fatty "tail" that loves oil. This means it can shuffle oil and water into a stable and smooth emulsion. Typical use levels are between 1-5% and this ingredient is considered to be non-irritating by the CIR Expert Panel Review. Once applied, your skin's glucoside hydrolases breaks it down to the parent fatty alcohol and glucose. This is why this ingredient may not be fungal acne safe. Citrus Aurantium Bergamia Fruit Oil is the oil from the ber