Iron deficiency often goes unnoticed until symptoms worsen. Learn the early signs, risks, and why testing your iron levels can make a big difference.

Dietary supplements such as iron, calcium, magnesium and zinc do not mix well with coffee and should be taken at different times.

Calcium, alcohol, and certain plant compounds, like lectins, tannins, and phytates, or phytic acid, can make it harder for your body to absorb zinc. Here are seven foods to avoid when taking zinc ...