US$ 23.72
doses of vitamin b12 injections Monthly Injection: Typical Dose & Schedule Vitamin B Complex: Package Insert
Description
Needles: For our purposes, a needle, in medical terms, is defined as "A slender, solid, usually sharp-pointed instrument used for puncturing tissues" as defined by MediLexicon

Sublingual is probably slightly better than oral B12 capsules but I dont think the difference is that huge
B12 is crucial for converting food into energy, supporting the metabolism of every cell in the body, particularly affecting DNA synthesis and regulation, fatty acid synthesis, and energy production

"They serve to raise your level of immunity, but they don't really serve to prevent infections," Hancock says
