i was reading up on feosol which i belive was the one my doc recommended. my mom told me to try slow fe because it doesnt cause constipation as bad as others can and see how my body reacts to that first.

so i googled feosol since its higher dose of iron and it said something about this

click here

does this mean that if you have the B12 deficiency and tske iron pills you can harm your system more?