Older adults are at a higher risk for B12 deficiency for a number of reasons: Digestive issues that interfere with absorption Reduced food intake Dental issues that discourage meat consumption Disturbances to the gut biome Excess alcohol consumption Reduced stomach acid production that lowers absorption Reduced consumption and absorption of B12 can lead to neurological disorders, cognitive impairment and a number of other issues that accelerate aging and reduce overall quality of life
This may result in a false negative result as the media containing the LDH was replaced with fresh serum-free media and incubated for another 24 h and most of the LDH released into the media would have been removed in the process
VITAstir Lipotropic B12 has been top tier and very effective
However, starting retatrutide at a low dose is still recommended to assess tolerance of the glucagon receptor component specifically
For the majority of people, I recommend once weekly for 4 weeks
Make sure that, whatever you use, it fits well, snugly, but not too tight (make sure you can always get 2 flat fingers underneath it)