Why don't we research more into vitamin therapy/injections? They are a safe, effective and low cost treatment.

Vitamins, Minerals and Herbal supplements have a tremendously safe track record, yet they are often singled out as being potentially dangerous by government agencies like the US Food and Drug Administration (FDA).
With a Super-Safe Track Record, Why are Supplements Under Attack?
Why Not Vitamin Therapy OR Vitamin Injections?
Chemotherapy vs IVC (Intravenous Vitamin C)?
Nonsteroidal anti-inflammatory drugs (NSAIDs) vs Turmeric?
Lipitor vs Niacin (Vitamin B3)?
Prescription Drugs vs Vitamin Therapy?
Vaccines vs Vitamin Injections?
Flu shot vs Vitamin D?
With over 60 billion doses of vitamin and mineral supplements used per year in the USA Not one Death.
FDA Approved drugs kill hundreds of thousands.
Vaccine injury compensations exceed 2,300,000,000.
Death by medicine millions.