The large amount doesn't pose a danger because people with pernicious anemia absorb only a small fraction of it
One of the most influential factors is a person's biology, including age, sex, and body weight
Semaglutide is titrated gradually to minimize GI adverse effects
You should get B12 shots weekly to monthly for maintenance and IV infusions monthly to quarterly for broader wellness support, though frequency depends on deficiency severity, health goals, and your providers recommendation
It produced a record-setting 24.2% average weight loss over 48 weeks in Phase 2 trials
For Lebers optic atrophy or smokers blindness, the usual dose starts at 1000mcg, given daily for 2 weeks, followed by twice weekly