fda seizures bpc-157 Stable Gastric Pentadecapeptide BPC 157 as a Therapy and Safety Key: A Special Beneficial Pleiotropic Effect Controlling and Modulating Angiogenesis and the NO-System BPC-157: Experimental Peptide Creates Risk
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Anecdotally, users in the recovery and biohacking space report meaningful subjective improvement in joint comfort and training tolerance, but that's self-report, not controlled data

Yes, vitamin B12 shots can help with severe nerve pain
Zhang Y, Jiao Y, Li Z, Tao Y and Yang Y 2021 Hazards of phthalates (PAEs) exposure: A review of aquatic animal toxicology studies

After 14 weeks, my mobility had fully returned
doi: 10.1038/s42003-018-0051-5
