Br J Ophthalmol 101:12341237
DSIP therapy may be worth discussing with a provider if you identify with one or more of the following profiles
Your point highlights the real challenge: when someone is already training intelligently, sleeping well, and adjusting nutrition, it becomes very difficult to isolate the molecules contribution

Practical Dosing Implications: What Actually Works Let me give you the protocol framework Ive seen work consistently across diverse populations For acute injuries (muscle tears, sprains, tendon damage, etc.): 250-500 mcg subcutaneously, twice daily (morning and evening) Dosing directly near the injury site may provide additional local benefit Continue for 2-4 weeks or until substantial improvement For chronic conditions (gut issues, systemic inflammation, joint pain, etc.): 250-500 mcg subcutaneously, once daily Timing is flexible but consistency matters Many people run 4-8 week cycles with breaks For general recovery and tissue maintenance: 250 mcg once daily, 3-5 days per week Can be used post-workout or before bed What you DO NOT have to do is dose BPC-157 every 4-6 hours like some misinformed sources suggest
Great service, these people actually care
When classifying BPC-157 as a Category 2 substance meaning it cannot be legally used in compounded medications the agency cited specific issues: the potential for immune reactions when a synthetic peptide is injected, difficulties in verifying the purity and composition of the active ingredient, and insufficient safety data for the routes of administration being used [15]