Peptide Skincare & BeautySkin science and ingredient guides

Ingredient or product comparison

The INKEY List Retinol Serum Versus Perrigo Tretinoin Cream, USP 0.025%

The INKEY List Retinol Serum Versus Perrigo Tretinoin Cream, USP 0.025% Detailed comparison of The INKEY List Retinol Serum versus Perrigo Tretinoin Cream, USP 0.025%. This anti-aging serum is formulated around Retinyl Acetate and Palmitoyl Tetrapeptide-7 to s

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The INKEY List Retinol Serum Versus Perrigo Tretinoin Cream, USP 0.025% Detailed comparison of The INKEY List Retinol Serum versus Perrigo Tretinoin Cream, USP 0.025%. This anti-aging serum is formulated around Retinyl Acetate and Palmitoyl Tetrapeptide-7 to soften the look of wrinkles and refine skin texture. Water Glycerin Butylene Glycol Propanediol Dicaprylyl Carbonate Retinyl Acetate Dimethicone Phenoxyethanol Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer Caprylyl Glycol Phospholipids Squalane Glycine Soja Oil Carbomer Polysorbate 60 Tocopheryl Acetate Glycolipids Sodium Hydroxide Sodium Phytate Sorbitan Isostearate Glycine Soja Sterols Tetrahexyldecyl Ascorbate Leuconostoc/Radish Root Ferment Filtrate Hyaluronic Acid Sodium Lactate Tocopherol Polysorbate 20 Palmitoyl Tetrapeptide-7 Palmitoyl Tripeptide-1 Water, Glycerin, Butylene Glycol, Propanediol, Dicaprylyl Carbonate, Retinyl Acetate, Dimethicone, Phenoxyethanol, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Caprylyl Glycol, Phospholipids, Squalane, Glycine Soja Oil, Carbomer, Polysorbate 60, Tocopheryl Acetate, Glycolipids, Sodium Hydroxide, Sodium Phytate, Sorbitan Isostearate, Glycine Soja Sterols, Tetrahexyldecyl Ascorbate, Leuconostoc/Radish Root Ferment Filtrate, Hyaluronic Acid, Sodium Lactate, Tocopherol, Polysorbate 20, Palmitoyl Tetrapeptide-7, Palmitoyl Tripeptide-1 Tretinoin Stearic Acid Isopropyl Myristate PEG-40 Stearate Stearyl Alcohol Xanthan Gum Sorbic Acid BHT Tretinoin, Stearic Acid, Isopropyl Myristate, PEG-40 Stearate, Stearyl Alcohol, Xanthan Gum, Sorbic Acid, BHT, Water These ingredients are found in both products. Ingredients higher up in an ingredient list are typically present in a larger amount. Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product. So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation. You'll also recognize water as that liquid we all need to stay alive. If you see this, drink a glass of water. Remember to stay hydrated!