vitamin b12 injection for rooster B-12 Injection, 1,000 mcg/mL and something I like having available anytime my flock might need extra support b12 injection for fighting cock:
Description
However, scientific evidence does not show that these injections directly promote weight loss in healthy individuals who are not B12 deficient

Monitor patient for adverse reactions and always use under medical direction

a thicker solution may need a slightly thicker needle

Depending on how long you've had the deficiency and how much damage it's done, it could take at least 4 months before your symptoms improve
