Each capsule packs 139% of the Daily Value (DV) for iron in the form of ferrous bisglycinate chelate — a type of iron that’s easy for your body to absorb and less likely to cause GI side ...

In general, magnesium supplements have shown benefits for conditions such as: Magnesium bisglycinate has been studied in a clinical trial of 80 pregnant females with leg cramps at least twice a week.