Because methylcobalamin is classed as a nutritional supplement and is not a licensed prescription only medicine in the UK, it is not available via the NHS and is being offered more and more by non-healthcare and non-prescribing practitioners as a treatment for wellness, fatigue, and to boost energy, without making any medical claims around deficiency, and is rarely combined with a supplement of adenosylcobalamin
THESE CHEMICALS ARE NOT INTENDED TO BE USED AND SHOULD NOT BE USED IN INAPPROPRIATE APPLICATIONS, SUCH AS, WITHOUT LIMITATION, FOOD ADDITIVES, DRUGS, COSMETICS, HOUSEHOLD CHEMICALS, OR OTHER APPLICATIONS OUTSIDE OF IN-VITRO LABORATORY RESEARCH, PRE-CLINICAL RESEARCH, OR IN LABORATORY CHEMICAL SYNTHESIS OR TESTING OF DIFFERENT MATERIALS
Another B12 shot side effect is diarrhea, though its usually pretty mild
These schedules are meant to replenish B12 first, then maintain it over time
Which form is best
Beyond just raising vitamin levels, he focuses on identifying the root causedigestive absorption issues, vegetarian diets, medication side effects, or chronic fatigue