US
NATURE

Nature Made Iron 65 mg

  • Iron
4.7/ 5 on Amazon54,615Amazon ratings50,000+bought last month2.7ProductDome score
  • Better rated than 56%
  • More reviewed than 98%
Limited evidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
Best forYou've been advised to take a higher-dose iron supplement and want a long-lasting tablet supply

A 65mg ferrous sulfate iron tablet sized for a six-month daily supply, built for red blood cell support at a dose above routine dietary levels.

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ProductDome scorecard

How it ranks among the 59 iron we track

2.7/ 5ProductDome scoreLimited evidence
Owner satisfaction · 56% of scorecategory median 4.6★4.7

4.7★ across 54,615 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 1,900 ratings5.0

54,615 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score5.0

50,000+ bought on Amazon last month.

Data quality · 11% of score1.3

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 59 iron we track - how the scorecard works · full iron data report. Confidence: limited - incomplete product information.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

A 180-tablet bottle of Nature Made Iron at 65mg elemental iron from 325mg ferrous sulfate per tablet, a 180-day supply at one tablet daily, labeled for red blood cell support.

Ferrous sulfate is one of the more commonly used iron salts in supplements, and 65mg elemental iron sits well above the standard adult recommended intake, which points to this being used for diagnosed or suspected low iron rather than routine dietary insurance.

  • 65mg elemental iron (325mg ferrous sulfate) per tablet
  • 180 tablets, a 180-day supply at one daily
  • Marketed for red blood cell support
  • Single-ingredient iron formula

Who it's for

Adults who need a higher-dose iron supplement, typically on a doctor's or dietitian's recommendation, rather than someone wanting a small daily top-up.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out
  • 65mg elemental iron per tablet from 325mg ferrous sulfate
  • 180-day supply at one tablet daily
  • Single-ingredient formula with a long shelf runway
What to check first
  • High iron doses can cause stomach upset in some people
  • No note on whether the tablet is coated or timed-release
  • Not meant as a casual daily multivitamin substitute

Performance notes

At 65mg elemental iron per tablet, this dose sits well above typical multivitamin iron content, which is why iron supplements at this level are usually taken to address measured low iron rather than for general maintenance.

Specifications

BrandNATURE
Model2612

How it compares

This product against the closest alternatives we track in iron.

ProductAmazon ratingRatingsProductDome score
Nature Made Iron 65 mgThis product4.7 / 554,6152.7 / 5
Nature's Bounty Iron 65mgNature’s4.7 / 535,6004.6 / 5
Slow Fe 45mg Iron Supplement for Iron DeficiencySlow4.7 / 59,9424.6 / 5
Feosol Original Iron Supplement TabletsFeosol4.7 / 59,1004.6 / 5
Garden of Life Vitamin Code Raw Iron SupplementGarden4.7 / 58,4004.6 / 5
Frequently asked

Questions about the NATURE 2612

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

How much iron is in each Nature Made tablet?

Each tablet provides 65mg of elemental iron, from 325mg of ferrous sulfate.

How long does the 180-count bottle last?

At one tablet a day it's a 180-day supply.

What is this iron supplement (model 2612) used for?

It's marketed to support red blood cell production.