arm hurts after b12 injection Why do I feel worse a injection? Vitamins Deficiency If your pain
Description
INDICATIONS: For vitamin B12 deficiency caused by megaloblastic anemia, multiple neuritis, neuralgia, growth retardation and other young animals
The injection is quick and typically takes less than 10 minutes, making it a convenient addition to your routine

But its good to know what to look out for, just in case

503A pharmacies using USP-grade ingredients from FDA-registered facilities
Products and staff

Since B12 contains cobalt, people with known sensitivities should not receive injections
