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FeroSul 220 mg

product on market Liquid Major Safety: 60/100
60/100

Review before taking

  • Ferrous Sulfate: 220mg is 4.9× the Tolerable Upper Intake Level (45mg)
  • 100% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · grounded in 1 source · methodology

Ferrous sulfate is used to treat iron deficiency anemia by restoring iron levels in the blood. There is strong evidence supporting its efficacy, though evidence coverage for this specific profile is limited. Potential safety concerns exist, as indicated by a safety score of 60/100.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Ferrous Sulfate: 220mg is 4.9× the Tolerable Upper Intake Level (45mg)

AI-generated · Qwen 3.6 · grounded in 2 sources · methodology

This product received a low safety score because it contains 220mg of Ferrous Sulfate, which is nearly five times the recommended upper limit for daily intake.

Label

Product Label

Label for FeroSul 220 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 tsp
Serving Size
94
Servings
Mineral
Product Type
100%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

220 mg (240% DV)
Exceeds UL by 4.9× (UL: 45 mg) 505 studies (A:17, B:273)

Other Ingredients

purified Water Sucrose Alcohol Sorbitol Solution Propylene Glycol Citric Acid Lemon Flavor Sodium Benzoate Ascorbic Acid FD&C Yellow No. 6 Saccharin Sodium
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Occasional gastrointestinal discomfort (such as nausea) may be minimized by taking with meals. Iron containing medications may occasionally cause constipation or diarrhea, and may cause temporary staining of the teeth. Mixing Ferrous Sulfate Elixir with water or fruit juice may help to decrease the effects. Do not take Ferrous Sulfate Elixir within 1 hour before or 2 hours after antacids, eggs, milk, milk byproducts, coffee, or tea.

Directions Do not exceed recommended dosage. Do not mix with milk, milky byproducts, or wine-based vehicles. Adults 1 teaspoonful daily or as directed by a doctor Children under 12 years Consult a doctor

Warnings & Precautions

Warnings Iron containing products should only be taken for very specific reasons and only under the advice and supervision of a doctor.

Consult your doctor for guidance for iron supplementation.

Do not exceed recommended dosage.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children younger than 6 years of age. Keep this product out of reach of children. In case of accidental overdose, call a doctor or Poison Control Center immediately.

Do not use if you are allergic to any ingredient in Ferrous Sulfate Elixir - you have high levels of iron in your blood.

Do not use if you are allergic to any ingredient in Ferrous Sulfate Elixir - you have high levels of iron in your blood.

Bulk container - not for household use This container is not child-resistant. Pharmacist - Dispense in a child-resistant container

Do not accept if imprinted safety seal around cap is broken or missing

Ask a doctor before use if - you are pregnant, planning to become pregnant, or are breast-feeding - you are taking any prescription or over-the-counter medicines

Since oral iron products interfere with absorption or oral tetracycline antibiotics, these products should not be taken within two hours of each other.

Occasional gastrointestinal discomfort (such as nausea) may be minimized by taking with meals. Iron containing medications may occasionally cause constipation or diarrhea, and may cause temporary staining of the teeth. Mixing Ferrous Sulfate Elixir with water or fruit juice may help to decrease the effects. Do not take Ferrous Sulfate Elixir within 1 hour before or 2 hours after antacids, eggs, milk, milk byproducts, coffee, or tea.

Directions Do not exceed recommended dosage.

To report adverse drug events call, 800-616-2471

Formulation Notes

Ferrous Sulfate Elixir Contains alcohol 5%

Ferrous Sulfate 220 mg/5 mL (equivalent to 44 mg iron)

Additional Information

Uses: Iron supplements are used to treat or prevent low blood levels or iron, such as for anemia or during pregnancy.

NDC 0904-1465-16

Other information Store at room temperature 20(0)-25(0)C (68(0)-77(0)F), protect from freezing.

Metadata

Product Details

UPC / SKU3 0904 146516 9
DSLD Entry Date2019-12-22
Product TypeMineral
FormLiquid
BrandMajor
DSLD ID208782
Data Updated2026-04-11
Research

Research Evidence

566
Research Sources
56
Avg Quality
240
Meta Analysis
100
Clinical Trial
74
Systematic Review
71
Guideline
58
Rct
11
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
1
Observational
1
Openfda Safety
A Systematic review and meta-analysis of intravenous iron therapy for patients with heart failure and iron deficiency
Meta Analysis Nature medicine 2025 PubMed DOI
A Intermittent iron supplementation for reducing anaemia and its associated impairments in adolescent and adult menstruating women
Meta Analysis The Cochrane database of systematic reviews 2019 PubMed DOI
A Oral or parenteral iron supplementation to reduce deferral, iron deficiency and/or anaemia in blood donors
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Serum or plasma ferritin concentration as an index of iron deficiency and overload
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Non-invasive diagnostic tests for Helicobacter pylori infection
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Hypoxia-inducible factor stabilisers for the anaemia of chronic kidney disease
Meta Analysis The Cochrane database of systematic reviews 2022 PubMed DOI
A Wheat flour fortification with iron and other micronutrients for reducing anaemia and improving iron status in populations
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Fortification of condiments and seasonings with iron for preventing anaemia and improving health
Meta Analysis The Cochrane database of systematic reviews 2023 PubMed DOI
A Screening and Supplementation for Iron Deficiency and Iron Deficiency Anemia During Pregnancy: US Preventive Services Task Force Recommendation Statement.
Guideline JAMA 2024 PubMed DOI
A Psychiatric and cognitive outcomes of iron supplementation in non-anemic children, adolescents, and menstruating adults: A meta-analysis and systematic review
Meta Analysis Neuroscience and biobehavioral reviews 2025 PubMed DOI
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.