kojic acid plus glutathione soap and Brightening 200g Kojic Acid & Glutathione Skin

You'll likely see this ingredient in "clean" formulations because it's considered a natural alternative to PEGs

Phenyl methyl sulfonyl fluoride (PMSF, 1 mM) was added to the recovered supernatant as protease inhibitor

J Equine Vet Sci

Water, Dipropylene Glycol, Centella Asiatica Leaf Water, Glycerin, 1,2-Hexanediol, Decyl Glucoside, Propanediol, Butylene Glycol, Hydroxyacetophenone, Glutathione, Niacinamide, Styrene/Acrylates Copolymer, Dipotassium Glycyrrhizate, Squalane, Asiaticoside, Madecassic Acid, Asiatic Acid, Hippophae Rhamnoides Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hydrolyzed Collagen, Beta-Glucan, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Nelumbo Nucifera Extract, Saccharomyces Ferment, Solanum Melongena (Eggplant) Fruit Extract This brand is excluded from most Ulta Beauty coupons