semaglutide not suppressing appetite anymore How Long Does Take To Suppress Appetite? How Long Does It Take

NICE guidelines recommend hydroxocobalamin 1 mg intramuscularly three times weekly for 2 weeks (without neurological involvement) or on alternate days until no further improvement (with neurological symptoms)

Thomsen C, Storm H, Holst JJ, Hermansen K

This can help ensure that any changes to medication are safe and effective

For a plain explanation of why supplement style products are held to a different standard than approved drugs, see the United States Food and Drug Administration consumer guidance on dietary supplements, which explains why supplement style products are not tested for effectiveness before they are allowed to reach the market