Reported or plausible effects can include local irritation, redness, swelling, or discomfort at the application or injection site, as well as headache, nausea, dizziness, flushing, or fatigue
to expand access to the increasingly popular compounds
B12 alone is not a reason to pursue broad imaging or invasive testing absent these supporting signals
Likewise, if the solution stays persistently cloudy or you see odd floaters even after trying the tricks above, something is definitely off
For example, PLP is required for the synthesis of neurotransmitters such as GABA and serotonin, for heme biosynthesis (through -amino levulinate synthase in red blood cell production), and for amino acid transformations
Its best to wait until fully weaned