side effects of peptides bpc 157 10 questions to ask your doctor about BPC-157 Peptide and Lyme Disease:

Pressure builds up inside the vial After several draws, you might notice it becomes harder to pull solution out

Pharmacokinetic studies show that after intramuscular injection, hydroxocobalamin is retained in the body longer and lost in the urine less rapidly than cyanocobalamin, producing a more sustained rise in serum cobalamin

Entirely different mechanisms

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However, there may be other causes why some people with B12 deficiency require more frequent injections

Ultimately, your choice depends on your specific needs: Choosing between Pentadeca Arginate and BPC-157 depends on your condition and goals