A deficiency can lead to a form of anemia that causes fatigue
When in doubt, opt for either a hydroxycobalamin or methylcobalamin supplement for this reason
1 If anti-intrinsic factor results are negative but suspicion for pernicious anemia remains, an elevated serum gastrin level is consistent with the diagnosis
(jofem.org) The best-case signal: modest weight loss in a shorter trial A frequently cited 12-week randomized trial result (as summarized in reviews) reported: ~2.6 kg average loss with AOD-9604 1 mg/day vs ~0.8 kg with placebo (PMC) This is the kind of result that can be statistically meaningful, clinically modest, and very sensitive to study design (diet, activity, baseline metabolic status, adherence)
For maximum results, injection typically outperforms topical
This effectively prohibits legal compounding pharmacy dispensing in the US