b12 injection rx CYANOCOBALAMIN INJECTION, USP 30000 mcg/30 mL (1000 mcg/mL) 30 mL VIAL blood formation Buy B12 Shots and Injections

Thats where Vitamin B Complex injections come in

for others, it's by having regular injections of B12

For example, if its 500 mcg/mL, 1,000 mcg is 2 mL

The company's product range includes veterinary antibiotics, vaccines, antiparasitic drugs and nutritional supplements, with large-volume non-intravenous injections (including Chinese medicine extracts)/oral solutions (including Chinese medicine extracts), tablets/pills/injections/suspensions and other veterinary drugs to meet the health needs of livestock, poultry and pets

It doesn't override thermodynamics

1 It is important to consume enough vitamin B12 in your diet, as a deficiency can cause a variety of symptoms, including fatigue, weakness, cognitive and neurologic dysfunction, and anemia