Both Novo Nordisk and the FDA have cited shortages, yet HIMS has partnered with a vendor that has sufficient access to the active ingredient
When evaluated together in experimental environments, these peptides provide researchers with a framework for studying synergistic biological pathways associated with regenerative signaling, extracellular matrix regulation, and angiogenic activity
DOI: Published online: October 15, 2025 1 Diabetes Care Center, Jinnouchi Hospital, Kumamoto, Japan 2 Division of Endocrinology and Metabolism, Department of Internal Medicine, Kurume University School of Medicine, Kurume, Japan 3 Kurinami Clinic, Kanzaki, Kumamoto, Japan 4 Division of Cardiovascular Medicine, Diabetes Care Center, Jinnouchi Hospital, Kumamoto, Japan 5 Division of Preventive Cardiology, Department of Cardiovascular Medicine, Kumamoto University Hospital, Kumamoto, Japan Corresponding author: Hideaki Jinnouchi
Peptides such as PT-141 have been developed to explore receptor signalling pathways in controlled laboratory environments
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Phase Reta escalation 1 Weeks 5-8 Retatrutide 4 mg/week Cagrilintide Not started Notes Continue retatrutide alone