🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • Limited research evidence available for ingredients
B Label Compliance Grade

Product Label

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Label Data

1 Tablet(s) Serving Size
120 Servings
Mineral Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Iron
65 mg (361% DV)

Other Ingredients

Cellulose Dextrose Sorbitol Stearic Acid Croscarmellose Sodium FD&C Blue #1 FD&C Yellow #5 Magnesium Silicate Magnesium Stearate Polyethylene Glycol Polyvinyl Alcohol Silicon Dioxide Titanium Dioxide

Label Claims — Verification

Nutrient
All Other
All Other (99% of products) Structure/Function (71% of products) Nutrient (61% of products) Approved Health (1% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Directions: As a mineral supplement, adults take one (1) tablet daily with any meal or as directed by a healthcare provider. Do not exceed recommended dosage. Individuals results may vary.

⚠️ Warnings & Precautions

Do not exceed recommended dosage.

Warning: Iron may interfere with absorption of certain antibiotics; these products shouldn't be taken within two hours of each other. Iron-containing products may occasionally cause constipation of diarrhea.

Consult a healthcare provider prior to use if pregnant, nursing, on medications, have a medical condition or are planning a medical procedure.

Stop use and contact a physician if adverse reactions occur.

Keep out of reach of children.

Do not use if product appears to be tampered with or seal is broken.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under 6. Keep this product out of reach of children. In case of accidental overdose, call a doctor or poison control center immediately.

Contains a bioengineered food ingredient.

🧪 Formulation Notes

High-Potency

Ferrous Sulfate 325 mg

Gluten Free

Guaranteed Quality Laboratory Tested

Each tablet contains 65 mg of elemental iron, equivalent to 325 mg of Ferrous Sulfate which provides 361% of Daily Value.

No added Yeast, Preservatives or Artificial Flavors.

Additional Information

Store at room temperature.

Compare Vs. Feosol This product is not manufactured or distributed by Meda AB, owner of the registered trademark Feosol

Trusted Quality For Over 30 Years

Actual Size

Product Details

UPC / SKU 7 40985 22670 4
DSLD Entry Date 2023-12-14
Product Type Mineral
Form Tablet or Pill
Brand 21st Century
DSLD ID 304108
Data Updated 2026-04-11

Research Evidence

566 Research Sources
56 Avg Quality Score
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
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
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
A Serum or plasma ferritin concentration as an index of iron deficiency and overload
Meta Analysis The Cochrane database of systematic reviews 2021
A Non-invasive diagnostic tests for Helicobacter pylori infection
Meta Analysis The Cochrane database of systematic reviews 2018
A Hypoxia-inducible factor stabilisers for the anaemia of chronic kidney disease
Meta Analysis The Cochrane database of systematic reviews 2022
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
A Fortification of condiments and seasonings with iron for preventing anaemia and improving health
Meta Analysis The Cochrane database of systematic reviews 2023
A Screening and Supplementation for Iron Deficiency and Iron Deficiency Anemia During Pregnancy: US Preventive Services Task Force Recommendation Statement.
Guideline JAMA 2024
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
View all evidence for Iron →

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