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Ferrous Citrate
Ferrous Citrate
Also known as: iron citrate
Low concern
Ferrous citrate is a recognized source of supplemental iron. Excess iron intake can cause GI upset and, at very high doses, toxicity, but at fortification levels it is considered safe.
Found in
5 products
What it is
An iron(II) salt of citric acid used as an iron source in dietary supplements and food fortification.
Iron fortificant providing bioavailable iron to enrich foods or correct iron deficiency.
Why it's flagged
- GI upset at high doses
- iron overload risk in susceptible individuals
What regulators actually say
"Iron supplements can cause gastrointestinal side effects, including nausea, vomiting, diarrhea, constipation, and dark stools."
Regulatory status
United States — FDA
Permitted as a nutrient source of iron in foods and supplements
European Union — EFSA
Authorized iron source for nutritional purposes
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