Before taking, speak with your doctor if you are allergic to vitamin b12, have a genetic condition called optic atrophy, have blood in your urine, polycythemia, an ongoing infection, low iron or folate levels, are pregnant or plan to become pregnant, are breastfeeding or plan to breastfeed
Peptide stacking requires careful planning
Summary: True vitamin B12 overdose is exceptionally rare because it is water-soluble and excess amounts are excreted through urine rather than accumulating in body tissues
Dietary supplements containing only vitamin B12 contain higher doses, such as 500 mcg to 1,000 mcg of vitamin B12
Folate and B12 levels recent blood test results Hi everyone, I'd be most grateful for your thoughts on blood test results received yesterday,