The researchers noted that areas that received direct sunlight showed the greatest improvement
It should never replace any advice given to you by your physician or any other licensed healthcare provider.
Koehler RT, Villar HO, Bauer KE, Higgins DL
Be especially careful if the patches appear after repeated use of a brightening cream, hair dye, fragrance product, adhesive, rubber item, or occupational chemical

Ingredients (INCI) Aqua, Tetrahexyldecyl Ascorbate, Dimethicone, Glycerin (Humectant), C9-12 Alkane, Ascorbyl Glucoside, Pyrus Malus (Apple) Fruit Extract, Hydrogenated Lecithin, Polyglyceryl-6 Polyricinoleate, Mannitol, Sodium Hydroxyde, Acrylates Copolymer, Xanthan Gum, Glutathione, Ergothioneine, Oryza Sativa (Rice) Bran Extract, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Cetyl Alcohol, Caprylyl Glycol, Lysine Carboxymethyl Cysteinate, Coco Caprylate/Caprate, Tocopherol (Vitamin E), Sodium Citrate, Sodium Phytate, Hexylene Glycol, Ethylhexylglycerin, Helianthus Annus (Sunflower ) Seed Extract, Urea, Caprylic/Capric Triglyceride, Sodium Pca, Rosmarinus Officinalis Leaf Extract, Polysorbate 60, Sorbitan Isostearate, Trehalose, Ascorbic Acid, Glucose, Vanilla Planifolia (Vanille) Fruit Extract, Polyquaternium-51, Triacetin, Sodium Hyaluronate, Phenoxyethanol Available at the Cosmeterie store Legal information Customer Reviews 1 English review written for Paula's Choice 25% Vitamin C + Glutathione Clinical Serum 5,0 out of 5 stars 3 reviews 1 customer review in English 1 customer review in all languages Rated with 5 out of 5 stars

safer alternatives (oral/topical glutathione, dermatologic/lightening creams or treatments) are preferable