Autoimmune Conditions and Peptide Therapy LIVV Natural Have you used peptides? What are your thoughts? Let me know below Peptides are short chains of amino acids that play vital roles in cellular signaling and repair throughout the body. A New Hope for Nerve Pain: How CET Is Changing the Game for Peripheral Neuropathy Active Life Pain Center Peptide Therapy for Healing: 4 Promising Peptides That Accelerate Recovery