The step from 300 to 500 mcg is a community practice, not a proven titration method
Functional assessment may require mitochondrial respiration, proton-leak measurements, tissue temperature, oxygen consumption, adrenergic responsiveness, cold challenge, or whole-body energy-expenditure measurements
and T, B
Subcutaneously administered tirzepatide vs semaglutide for adults with type 2 diabetes: a systematic review and network meta-analysis
Other Uses Compounded methylcobalamin injections and other forms of vitamin B12 injections like hydroxocobalamin and cyanocobalamin may also be prescribed for those with pernicious anemia, diabetes, neuropathy, heart disease, circadian rhythm sleep disorders, memory loss, depression, fatigue, AIDS, inflammatory bowel disease (IBD), Lyme disease, osteoporosis, tendonitis, psychiatric disorders, Alzheimers disease, liver and kidney disease, and asthma