While peptides are generally less immunogenic than larger proteins, they can still trigger antibody formation in some patients
Many people dont produce enough
Greene and Wuts, Protective Groups in Organic Synthesis, John Wiley & Sons, 1999
The combination of peptides with other therapies, such as gene therapy or immunotherapy, holds the potential for more effective treatments for complex diseases
Commonly Reported Side Effects Based on community reports, side effects appear relatively uncommon and typically mild: Most Frequently Reported: Injection site reactions (redness, minor pain, itching) Mild nausea (particularly with oral administration) Temporary dizziness Headache Fatigue Less Commonly Reported: Skin flushing Changes in appetite Temporary mood changes Vivid dreams Theoretical Concerns Growth Factor Effects: BPC-157's upregulation of growth factors raises theoretical concerns for: Cancer promotion in those with existing malignancies Acceleration of undiagnosed tumors Effects on benign growths (polyps, fibroids) No evidence directly supports these concerns, but caution is warranted given the mechanisms involved