Cyanocobalamin Synthetic Vitamin B12 As we have discussed, for many years B12 supplements mainly contained cyanocobalamin , a synthetic form of B12 that is not directly bioactive and is only found naturally in the body or diet in minor traces
If you have been diagnosed with low B12, your doctor may prescribe Vitamin B12 shots
Some suppliers label it one way, others label it differently
They are typically injected into a muscle or under the skin and the dose you will be given will ultimately depend on your age, whether you are pregnant or breastfeeding, your diet and if you have any existing medical conditions
It's crucial to consult with a healthcare provider before starting any new treatment regimen, especially for individuals with pre-existing medical conditions or allergies
There is considerable literature about the oddities of the prescribing habits of British doctors , the factors influencing them, and the attitudes of doctors to prescription, but there have been as far as we know, no attempts to compare quantitatively the expected amount prescribed, on the basis of good clinical practice, with that actually prescribed