B12 injections usually range from 100-1,000 mcg per shot
But dizziness is a class effect across the whole family: semaglutide (Ozempic, Wegovy), tirzepatide (Mounjaro, Zepbound), and retatrutide, still in trials
Dietary Sources: In addition to supplementation, you can also boost your intake of glutathione and collagen through dietary sources
Lower abdomen or side or back of upper arm are locations it can be administered into too
Typical Protocol: Common research protocols use a loading phase of roughly 4-8 mg per week (split into 2-3 subcutaneous injections) for 4-6 weeks, followed by a maintenance phase of about 2-6 mg biweekly for another 4-8 weeks, with a full cycle running 8-14 weeks and at least 4 weeks off before repeating