Company Overview. MBX Biosciences is a clinical-stage biopharmaceutical company pioneering Precision Endocrine Peptide (PEP) therapeutic candidates to help people with endocrine disorders live fuller and healthier lives. A distinguishing strength of MBX is world-class proprietary peptide drug discovery. Our team is driven to transform the current treatment landscape with highly efficacious, safe, and convenient medicines that are designed to addr...