Iron deficiency might be the most common of deficiencies worldwide, for sure, but there are very few studies addressing the widespread chronic iron excess in a

Iron deficiency might be the most common of deficiencies worldwide, for sure, but there are very few studies addressing the widespread chronic iron excess in a wide range of daily product consumption in developed countries. So switching your iron sources to hand picked, natural ones while including a moderate amount of coffee in your daily diet (and not taking them together) seems like the way to go for me.