If you have known allergies or sensitivities to cobalt, vitamin B12 itself, or any additives commonly found in injection solutions, it is important to inform your provider
We end up excreting whatever B vitamins we take in but dont use right away
Serious side effects are rare in small studies, but risks include: Injectionsite infection or allergic reaction
Nutritional mix: Make sure all three of your daily meals include protein and fiber, which work together to help you feel full and satisfied, as well as fuel your body and encourage the secretion of fullness hormones (including GLP-1), thereby managing appetite
"Androgen and prostatic stroma"
Front Psychiatry 10 , 97 (2019)