As far as weight loss goes, vitamin B-12 injections (or vitamin B-12 in general) have no significant effect, according to limited scientific studies
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According to a study published in Frontiers in Pharmacology, intramuscular administration of vitamin B12 produces a faster increase in serum levels compared to oral routes, although both methods are effective in restoring normal cobalamin levels in patients with deficiency
Doctor reviewed process with me and made things simple
After discussing your symptoms, and medications, and carrying out the relevant examinations, such as genetic testing, the next step is treatment
The trials measured both body composition endpoints and comprehensive metabolic and hormonal parameters to assess selectivity