https://www.selleckchem.com/pr....oducts/bms-986365.ht
Recurrent aphthous stomatitis (RAS) is a very common oral ulcerative disease with no definitive cure. Growing evidence suggests a significant association between zinc deficiency and RAS. To assess the efficacy of systemic zinc supplementations in the prevention and management of RAS. Five databases were searched for all English and Chinese studies published up to November 2020. All clinical trials that assessed the efficacy of zinc supplementations in the management and/or prevention of RAS were included. Seven clinical trials compri