can a b12 injection give you a headache How Quickly Does Shot Work? Benefits & What to Expect Hydroxocobalamin (Vitamin B12): Uses, Alternatives,
Description
Handling and Storage
Minor effects like mild redness or tenderness at the injection site are usually short-lived, and serious reactions are rare

Feeling winded after light activity can be related to the anemia a B12 deficiency can cause
Or am I tending towards the paranoid end of things? Helvella

This fact, linked to the augmented FFA use by muscle and insulin signal reinstitution by IGF-1, results in a marked reduction in total FFA flux
