Ferrous Sulfate
This is what the ingredient is.
Ferrous sulfate is an iron salt commonly used for food fortification and treating iron deficiency anemia.
Here is why it shows up on the label.
Primary form of iron for food fortification in flour, cereals, and infant formula. Highly bioavailable iron source.
Here is what food agencies say.
FDA mandates iron fortification in enriched grain products. European food agencies allow it. Required globally in fortification programs.
Here is what research has found.
Effective for preventing and treating iron deficiency. WHO recommends for flour fortification. Well-absorbed form.
Here are a few things worth knowing.
Can cause gastrointestinal side effects (constipation, nausea). Iron overload risk in those with hemochromatosis. Keep supplements away from children.
Sources
- FDA Fortification Standards
- WHO Fortification Guidelines
- EFSA Scientific Opinion
How to read this page
We publish plain facts about this ingredient so a label is easier to read. This is not medical advice, and it is not a recommendation to buy, avoid, or use anything. For a personal health question, talk with a clinician who knows your history.