injection vitamin b12 cyanocobalamin up to 1000 mcg — Mountainside Medical blood formation Cyanocobalamin (Vitamin B12) Injection 1000

But you'll encounter other variants in commercial products

Animal Proteins Beef liver: ~70 mcg per 3 oz Clams: ~84 mcg per 3 oz Salmon, tuna, trout: 59 mcg per serving Chicken and turkey: 0.30.9 mcg per serving 2

It was an awesome experience and I actually feel better about myself**

This vitamin plays several critical roles in keeping your body running smoothly

Vitamin B12 stimulates hematopoiesis, participates in the formation of creatine (a source of energy for muscle tissue), participates in the biosynthesis of acetylcholine, has a positive effect on the nervous system, stimulates fat metabolism and carboxylic acid metabolism, normalizes digestion, promotes methionine biosynthesis

Some people may require regular injections to maintain adequate levels for their entire lives, whilst others may just need an initial boost which can then be maintained through diet