There is not any clinical evidence to suggest that it can boost energy in people who already have ample stores of B12. Weight loss
A 2021 study on vegan adults found high-dose oral methylcobalamin (1,000 mcg/day) effectively raised serum holotranscobalamin (the active B12 marker) to optimal levels within months, outperforming lower doses in maintaining steady stores
Theoretical considerations suggest fat loss effects should continue as long as the compound is administered, since the mechanism (beta-3 adrenergic lipolysis, lipogenesis inhibition) does not involve receptor desensitization in the way that some hormonal pathways do
Foods like meat, eggs, dairy products, and fish are excellent sources of vitamin B12
And the medications reduce food cravings, which also may be true for cravings for alcohol and other drugs
## **Documentation requirements** When billing HCPCS code J1439 for ferric carboxymaltose injection, providers must supply complete and accurate documentation to support medical necessity