1000 mg b12 injection retail Compounded Cyanocobalamin (Vitamin B12) and protein and nerve metabolism Cyanocobalamin Injection: Vitamin B12 Deficiency
Description
At research doses of 0.252mg daily, AHK-Cu delivers approximately 0.050.4mg elemental copper per day well below the tolerable upper intake level of 10mg daily established by the NIH

Easy to inject , supplies provided
There is some research to show vegetarians and/or vegans may not be getting enough B12 and should look to take a supplement if levels are low (chat to Pharmacist or GP)

Theres also potentially that benefit for J&J

When the body has a good supply of red blood cells and is working as it should there is enough energy to fight off infections
Vitamin B12 levels are usually tested with a blood serum test, and values below approximately 170250 picogram per milliliter in adults are considered signs of deficiencies
