bpc-157 mitochondrial effects What is and How Can It Benefit You? Sample of patents with BPC
Description
This is about resolving a deficiency rather than enhancing cognition beyond normal

Most individuals who follow a balanced diet get enough B12, but doctors may prescribe the shots for those who cannot absorb it.
UT Southwestern Medical Center

Vitamin B complex injections can reduce symptoms such as brain fog, low concentration, or mood imbalances linked to poor B vitamin levels

Part of a Regenerative Wellness Approach in Sandy, UT At THE RE/ CLINIC , BPC-157 is one of several advanced therapies we use to support regenerative wellness in Sandy, Utah

So if there is an acute side effect, its likely to be minor