SAN DIEGO--(BUSINESS WIRE)--PURE Bioscience (OTCBB:PURE) today announced the Current Good Manufacturing Practice (cGMP) certification by Peiser & Associates, Inc. of PURE’s manufacturing facility and process for the production of its pharmaceutical-grade silver dihydrogen citrate (SDC) concentrate as an Active Pharmaceutical Ingredient (API). In addition, PURE has completed the Registration of Drug Establishment with the US Food and Drug Administration (FDA).