b12 injection process first time Life-changing injections for energy boost B12 Shots vs. IV Infusions:
Description
Adenosylcobalamin is particularly advantageous for those with cellular energy deficits or hereditary metabolic conditions

It also fixed the terribly narrow diagnostic criteria

2023 Jan;39(1):87-102

PLPHP deficiency: clinical, genetic, biochemical, and mechanistic insights
