Relieving Neck and Shoulder Pain: Injection Techniques Just ordered the bpc157 and tb500 mix for this lingering shoulder injury I've had for about 6 months. What's the best way to inject it and how often? The Hidden Risks of BPC157: What Patients Need to Know About Contamination and Safety Regenexx at New Regeneration Orthopedics Many people think injecting peptides like BPC 157, GHK Cu, or TB500 directly over a painful area sends the peptide straight into the damaged tissue. But thats not how it works. When you inject