Oral administration should be done on an empty stomach, preferably first thing in the morning at least 30 minutes before eating
Journal of Endocrinology, 236(2), 63-78
Oral vitamin B12 supplements have several advantages over injections: They are more cost-effective They are more convenient, as they do not require a visit to a healthcare facility or a home visit from a healthcare professional for administration The risk of an allergic reaction is typically lower with oral supplements than with injections
Yes, it has some hair-related research - which is why AHK-Cu was created
Cyanide is a poison, of course, but in the minuscule quantities found in Cyanocobalamin, this is of no consequence its perfectly safe to take
NICE advises that blood samples for diagnostic testing should generally be taken before vitamin B12 replacement is started because treatment can affect the interpretation of results