With proper training and guidance from healthcare professionals, it is possible to self-administer B12 injections
Here are some of the most common reasons for vitamin B12 deficiency: Pernicious Anemia This is the most common cause of vitamin B12 deficiency worldwide and mainly affects people of Northern European ancestry
However, no formal human clinical trials have been completed, so human safety and tolerability data remain limited to anecdotal reports
The Vitamin D Council a scientist-led group promoting vitamin D deficiency awareness suggests vitamin D treatment might be found helpful in treating or preventing autism, autoimmune disease, cancer, chronic pain, depression, diabetes, heartdisease, high bloodpressure, flu, neuromuscular diseases, and osteoporosis
That's four weeks of safe use from a single vial