is bpc 157 effective orally Oral Peptides: FAQs on Bioavailability, Safety, and Clinical Use Best Forms of BPC‑157: Injectable
Description
Why should I consider an injection over oral supplements for B vitamins

This sounds about right to me

doi: 10.1016/j.expneurol.2008.04.039
Research into the effects of dietary supplements, such as vitamin B12, on tinnitus is limited

Risks Associated With Vitamin B12 The vitamin B12 blood test is simple, with no or minor risks
