Vitamin B12 (also known as cobalamin) is a water-soluble vitamin that plays a key role in: Normal red blood cell formation Normal energy-yielding metabolism Function of the nervous system Reduction of tiredness and fatigue DNA synthesis Normal psychological function In the UK, these are recognised health claims for vitamin B12 under authorised nutrition and health regulations
Find a supplement with a functional dose: Most of the doses in B12 supplements are between 500 and 5,000 micrograms and will give you enough B12
Understanding B12 Injection Frequency Variables Knowing what affects how often you need B12 injections is key
Vitamin B12, or cobalamin, is a water-soluble vitamin essential for nerve function, red blood cell formation, and DNA synthesis but its role in fat metabolism is frequently overstated
For intramuscular injections, the common sites for B12 injections are the arm, upper buttocks, and thigh
If pens are what you're interested in, it's best to get the brand-name version of the medication