If you have any issues with your gut health, it also affects how much B12 your body absorbs
No specific food or drink needs to be avoided, but it's advisable to limit alcohol intake as it can affect vitamin absorption and increase elimination
PMID: 41754849
This is strictly true for subcutaneous injections
In men, hCG injections are FDA approved to treat conditions in which the body doesnt adequately produce testosterone
Lincoff AM, Brown-Frandsen K, Colhoun HM, Deanfield J, Emerson SS, Esbjerg S, Hardt-Lindberg S, Hovingh GK, Kahn SE, Kushner RF, Lingvay I, Oral TK, Michelsen MM, Plutzky J, Torne CW, Ryan DH