amazon vitamin b12 injections B-12 3000 mcg Injection, 100 mL Vitamin B12 Injection: Energy Boost
Description
Store between 1525C (room temp) or 28C (refrigerated)

Turvey B

But these high doses are necessary to help treat people with a deficiency

Those who follow a vegetarian or vegan diet are particularly prone to vitamin B-12 deficiency, as are those with a condition known as Pernicious anemia which affects B-12 absorption in the gut
Cost varies widelycommercial injections range from $30$80 per dose depending on clinic and ingredient sourcing

Because the vitamin deposits into muscle rather than entering the vasculature immediately, intramuscular delivery produces a sustained release effect
