injection vit b12 dosage Vitamin for Adults: Guidelines Vitamin B12 Injection 1000 mcg
Description
Deficiencies in either nutrient can lead to symptoms of depression, anxiety, or irritability

Key Takeaways For a lot of people, the first noticeable bump in energy shows up somewhere in the one-to-three-day stretch after the injection

(PubMed) Qin X, Xu M, Zhang Y, et al
PMCID: PMC4042564

Timing: Upon waking, 3060 minutes before food or exercise

Human data are limited
