is a specialized functional chewing gum categorized as a "medical food" designed to help patients with chronic kidney disease (CKD) manage high phosphate levels ( hyperphosphatemia ). Sourcing RenaGum As of late 2025, availability for
: A standard prescription-strength phosphate binder in tablet form. Nestle Sues RenaGum Maker Over Kidney Disease Treatment
: Recent industry reports indicate that Per Os Biosciences is planning to relaunch