🟢 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
Mineral Product Type
0% Evidence Coverage

Supplement Facts — Evidence Check

Iron
45 mg (250% DV)

Other Ingredients

Ferrous Sulfate Dibasic Calcium Phosphate silicied Microcrystalline Cellulose Hypromellose Carbomer homopolymer Ascorbic Acid Magnesium Stearate Tribasic Calcium Phosphate Polyvinyl Alcohol Polyethylene Glycol Talc Titanium Dioxide FD&C Red 40 Lake FD&C Yellow 6 Lake FD&C Blue 1 Lake

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)

Product Information

📋 Directions for Use

Once a day

Directions: Adults: Take 1 tablet daily, or as recommended by a doctor. Tablets must be swallowed whole.

⚠️ Warnings & Precautions

The treatment of iron deficiency anemia should be under the advice and supervision of a doctor.

Not intended for use in children.

Do not use: If you are taking other supplements containing iron For more than six months unless directed by your doctor

Consult a doctor before use if you are pregnant or nursing.

Oral iron supplements: may interfere with absorption of certain oral antibiotics (e.g., tetracycline) and other medications. These products should not be taken within two (2) hours of each other.

May cause occasional bowel effects such as constipation

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.

🧪 Formulation Notes

High potency

Slow release for fewer GI side effects Easy to swallow

The 45 mg of elemental iron in each tablet is equivalent to 142 mg of ferrous sulfate.

Additional Information

Gentle to your system #1 doctor recommended

Product Details

DSLD Entry Date 2020-12-26
Product Type Mineral
Form Tablet or Pill
Brand Slow Fe
DSLD ID 240265
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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