Animal foods particularly high in vitamin B12 include bluefin tuna, Pacific oysters, salmon, Atlantic herring, mackerel, sardines, trout, and tuna
[33] Administration Instructions Intramuscular Injection Instructions Subcutaneous Injection Instructions 503A vs 503B 503A pharmacies compound products for specific patients whose prescriptions are sent by their healthcare provider
The lower abdomen This is the most common subcutaneous injection spot for self-administrated shots
[6] There are 4 common injection sites for administering B12, but you'll want to discuss what's best for you with your doctor
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