bpc 157 injection subcutaneous or intramuscular bpc 157 subcutaneous or intramuscular bpc 157 sub q or im Subcutaneous Sites and Instructions for Safe Self-Administration-efb-soft BPC-157: The Body Protection Compound

Vitamin B12 supplements can cause anxiety if taken in large doses

It is not a protocol and it is not personalized advice

In certain regions of the world, marginal or subclinical vitamin B 12 deficiency may be fairly common in other age groups as well, including children, premenopausal women, and pregnant women, primarily due to low intake of animal-source foods (reviewed in 5)

Off / washout (after the block): A typical research framing runs a defined block (commonly 812 weeks) followed by an off period before any subsequent block, rather than indefinite continuous use because long-term human data simply do not exist

If anything other than sterile saline was added, it may have been a preservative that you had reacted to