vitamin b12 injection when to take Compounded Cyanocobalamin (Vitamin B12) Vitamin Injections Explained: Benefits, Process

25 Castelli MC, Friedman K, Sherry J et al (2011) Comparing the efficacy and tolerability of a new daily oral vitamin B12 formulation and intermittent intramuscular vitamin B12 in normalizing low cobalamin levels: a randomized, open-label, parallel-group study

I was told it's the only other thing besides the injection

The did I just run a marathon? fatigue

Oral administration (capsule or lozenge) is more convenient and may be appropriate when the primary goal is GI support, since BPC-157 is remarkably stable in gastric juice

[1] These are exceedingly uncommon and possibly coincidental findings

Elsayed YY, Khl T, Imhof D