Outside of that group, published safety data is essentially absent
Serum B12 reference ranges vary between laboratories, but generally, levels below 148 pmol/L are considered deficient, whilst levels between 148258 pmol/L are regarded as borderline and may warrant further investigation or a trial of treatment, particularly if symptoms are present
Remember, while this is the usual protocol, your exact dosage and frequency might differ
The mix of an initial high dose and weekly shots for a month is a strong way to manage the deficiency
Key considerations include: your current medication list, any allergies to supplements, and your overall health
Early animal studies showed promising results, with obese mice losing significant body fat without changes in food intake or lean muscle mass