Coffee and Iron Absorption, and the Effects of Too Much Iron
Tea And Coffee Affect Iron Absorption | Healthful Wisdom
Does Tea Reduce Iron Absorption? - Keymer Health
6 Ways to Maximize Iron Absorption - The Nourishing Gourmet
Optifer - "Heme iron absorption is relatively independent of other components of the meal; ascorbic acid has no effect" Heme iron is not affected by foods or drinks such as Vitamin C
Drinking lots of tea may lower your iron levels | SBS Food