bpc-157 full name body protection compound-157 Explained: What We Know And What We Don't BPC-157 (Body Compound 157) is a 15–amino acid peptide derived from a protein found in gastric juice. Preclinical research suggests effects related Protecting and Repairing the Body
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Then I thought this could be from the vaccine

Only 11 of 17 products selected for testing met quality criteria for freshness and labeling

What side effects can happen with lipotropic injections

Immunoglobulins, complement components and lymphocyte subpopulations in Bells palsy

Case reports have documented atypical moles and melanoma diagnoses in melanotan-2 users (Brennan et al., Br J Dermatol 2014)

Many users report noticing improvement within the first week, with more substantial gains developing over 4 to 8 weeks of use