Comparing B12 Delivery Methods: Injection vs Oral Supplementation The numbers tell a compelling story about bioavailability
As a critical molecule in cellular energy metabolism and DNA repair, insufficient NAD+ directly triggers a series of metabolic abnormalities, including impaired mitochondrial function, reduced energy metabolism efficiency, and weakened DNA repair capacity
Traditionally, this initial therapy has consisted of four to seven daily parenteral (usually intramuscular) injections of 1 mg of cobalamin or an intramuscular injection of 1 mg of vitamin B12 at weekly intervals for 1 month (238)
This means it should not carry the hyperglycemia, fluid retention, carpal tunnel syndrome, or theoretical tumor-promotion risks associated with exogenous GH or full-length GH secretagogues
Addressing these concerns can provide clarity and help in making informed decisions