Ultimate Iron

product on market Softgel Capsule Nature's Way 🟢 Safety: 95/100
Brand: Nature's Way
🟢 95/100

This product looks safe

  • Folate: 666mg is 666.0× the Tolerable Upper Intake Level (1.0mg)
  • 29% of ingredients have research evidence
C Label Compliance Grade

Product Label

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Safety Alerts

⚠️ Folate: 666mg is 666.0× the Tolerable Upper Intake Level (1.0mg)

Label Data

2 Softgel(s) Serving Size
45 Servings
Other Combinations Product Type
29% Evidence Coverage

Supplement Facts — Evidence Check

Calories
10 Calorie(s)
Total Fat
1 Gram(s) (1% DV)
Vitamin C
120 mg (133% DV)
666 mcg DFE (167% DV)
⚠️ Exceeds Tolerable Upper Intake Level by 666.0× (UL: 1.0 mg) 📚 225 studies (Tier A: 10, B: 105)
RDA 0.4mg This product: 666mg UL 1.0mg
200 mcg (8333% DV)
📊 83.3× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.2mg
Iron
50 mg (278% DV)
Liquid Liver Fractions
500 mg

Other Ingredients

Soybean Oil Gelatin Glycerin Water, Purified Beeswax Soy Lecithin

Label Claims — Verification

❓ Nutrient
❓ All Other
❓ Structure/Function
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) Women (not pregnant or lactating) Gluten Free Dairy Free

Product Information

📋 Directions for Use

Recommendation: Adults swallow 2 softgels daily with food.

⚠️ Warnings & Precautions

Keep out of reach of children.

Do not use if safety seal under child-deterrent cap is broken or missing.

Warning: Do not use if you are pregnant or nursing. If you are taking any medications, consult a healthcare professional before use.

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 soy.

🧪 Formulation Notes

Nutrients to support healthy red blood cell production Helps replenish iron stores

Supports cellular energy production Delivers oxygen to working muscles

Gluten free. No salt, wheat, dairy, or artificial colors.

Bottled and tested in the USA

Supports healthy red blood cells

Additional Information

Explore more products at naturesway.com

Keep tightly closed. Store at room temperature. Avoid excessive heat and direct sunlight.

Bottle made from 50% post-consumer recycled plastic

Product Details

UPC / SKU 7 63948 05229 5
DSLD Entry Date 2025-04-24
Product Type Other Combinations
Form Softgel Capsule
Brand Nature's Way
DSLD ID 328078
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
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 Cochrane
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 Cochrane
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
View all evidence for Iron →

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