Sublingual troches / lozenges: 50200 mcg per troche, 12 times daily , dissolved between cheek and gum for 1520 minutes
Joshua Sharfstein, a professor at Johns Hopkins Bloomberg School of Public Health and a former principal deputy commissioner at the FDA
They conducted an in-vivo (made on real people) study with 33 participants and found that the test formula, with just 0.5% AAP, "significantly" reduced hyperpigmentation (age spots) after 8 weeks (by 29-33%)
Vincents Hospital Sydney, Australia Reviewed by Raffaele Carraro, La Princesa University Hospital, Spain Laura Marroqui, Miguel Hernndez University of Elche, Spain Updates Copyright 2024 Corrao, Pollicino, Maggio, Torres and Argano
doi: 10.1007/s00125-024-06273-7 23 WallaceASChangARShinJIReiderJEchouffo-TcheuguiJBGramsMEet al