Darling Ingredients Inc. (NYSE:DAR) and its health brand Rousselot today announced that the U.S. Patent and Trademark Office (USPTO) has granted Patent No. US12636339 for Nextida GC, a first-of-its-kind collagen peptide ingredient developed to help support healthy after-meal blood sugar levels, naturally. The patent protects both the production process and the use of Nextida GC as a dietary supplement ingredient, offering a non-pharmaceutical option for managing blood glucose through science-backed nutrition.