Best Tablet Iron Supplements of 2025

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 6, 2025

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Tablet iron supplements are an effective way to increase iron levels in the body. These tablets are typically taken once a day, and provide a convenient and easy way to get the recommended amount of iron. They are available in various forms, such as ferrous sulfate or ferrous gluconate, and can be found in both prescription and over-the-counter options. Tablet iron supplements are particularly useful for those who have iron deficiencies, such as pregnant women or individuals with certain medical conditions. However, it is important to consult with a healthcare provider before starting any iron supplement regimen.

At a Glance: Our Top Picks

Nature’s Bounty Iron Supplement, 100 Tablets Cover #TOP 1
Nature’s Bounty Iron Supplement, 100 Tablets
ftb score rating icon 9.9
Nature Made Iron 65 mg Tablets Cover #TOP 2
Nature Made Iron 65 mg Tablets
ftb score rating icon 9.8
Iron Ferrous Sulfate 65 mg | 400 Tablets | Non-GMO, Gluten Free, and Vegetarian Supplement | High Potency Cover #TOP 3
Iron Ferrous Sulfate 65 mg | 400 Tablets | Non-GMO, Gluten Free, and Vegetarian Supplement | High Potency
ftb score rating icon 9.6

Top 10 Tablet Iron Supplements

Nature’s Bounty Iron Supplement, 100 Tablets

Nature’s Bounty Iron Supplement, 100 Tablets Cover
Nature's Bounty Iron 65mg, 325 mg Ferrous Sulfate, Cellular Energy Support, Promotes Normal Red Blood Cell Production, 100 Tablets

Nature's Bounty Iron is a necessary component of hemoglobin, promotes normal red blood cell production, and supports energy utilization, making you feel your best. It is often recommended as a mineral supplement for women and helps provide your body with the iron it needs for daily functioning. This product is a result of 50 years of dedication to quality, consistency, and scientific research.

What We Like
Promotes normal red blood cell production
Supports energy utilization
Often recommended as a mineral supplement for women
#TOP 2

Nature Made Iron 65 mg Tablets

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Nature Made Iron 65 mg Tablets Cover
Nature Made Iron 65 mg (from Ferrous Sulfate) Tablets for Red Blood Cell Formation (365 ct.).

Nature Made Iron Tablets provide essential support for red blood cell formation, making them a great choice for those with iron deficiency. Each bottle contains a full year's supply, so you can easily incorporate them into your daily routine. Designed specifically for adults, especially women in their reproductive years, these tablets are taken once daily with water and a meal. Plus, they are gluten-free and made without synthetic dyes or artificial flavors, ensuring a more natural supplement experience for you.

What We Like
Supports red blood cell formation
365-day supply
Gluten-free formula
No artificial flavors

Iron Ferrous Sulfate 65 mg | 400 Tablets | Non-GMO, Gluten Free, and Vegetarian Supplement | High Potency

CL17981
Iron Ferrous Sulfate 65 mg | 400 Tablets | Non-GMO, Gluten Free, and Vegetarian Supplement | High Potency Cover
Carlyle Iron Ferrous Sulfate 365mg, 65 mg | 400 Tablets | Non-GMO, Gluten Free, and Vegetarian Supplement | High Potency

The Carlyle Iron Ferrous Sulfate supplement provides 65 mg of elemental iron per serving in coated tablets for maximum absorption. As a non-GMO, gluten-free, and vegetarian supplement, it is naturally free of gluten, wheat, yeast, lactose, soy, artificial flavor, and preservatives. Carlyle is dedicated to providing premium, honest supplements to support your journey towards healthy living.

What We Like
High potency of elemental iron per serving
Coated tablets for maximum absorption
Naturally free of many allergens and artificial ingredients
#TOP 4

21st Century Slow Release Iron Tablets

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21st Century Slow Release Iron Tablets Cover
21st Century Slow Release Iron Tablets, 60 Count

These iron tablets are gluten-free, have a high potency formula, and are gentle on your system. They are designed to supplement iron in your diet and are suitable for individuals who may have iron deficiencies.

What We Like
Gluten-free
High potency formula
Gentle on your system
#TOP 5

Puregen Labs Ferrous Sulfate 325 mg

FerSo4200
Natural Gray Color
Puregen Labs Ferrous Sulfate 325 mg Cover
Puregen Labs Ferrous Sulfate 325 mg (65 mg Elemental Iron) High Potency Iron Supplement | No Artificial Color Additives - 200 Tablets Made in USA

Puregen Ferrous Sulfate is a high-potency iron supplement that helps combat iron deficiency, essential for creating red blood cells and maintaining healthy brain function. Each tablet provides 65 mg of elemental iron, exceeding your daily recommended intake. This powerful formula is designed to alleviate fatigue, enhance hemoglobin levels, and support the production of red blood cells. Additionally, the product is free from gluten, artificial colors, and other common allergens, making it a safe choice for many users. With strict manufacturing protocols in place, you can trust the quality and safety of this supplement.

What We Like
High elemental iron content
Supports red blood cell formation
Reduces fatigue
Free from common allergens
#TOP 6

Feosol Original Iron Supplement Tablets

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White
Feosol Original Iron Supplement Tablets Cover
Feosol Original Iron Supplement Tablets, Non-heme, 325mg Ferrous Sulfate (65mg Elemental Iron) per Iron Pill, 1 Per Day, 120ct, 4 Month Supply, for Energy and Immune System Support, Made in USA

Feosol Original Iron Supplement Tablets are high potency iron supplements with ferrous sulfate, recommended by doctors. Each tablet contains 65mg of elemental iron, providing 360% of Daily Value. It helps support red blood cell production, boosts energy, and strengthens the immune system. The small coated tablets are easy to swallow and can be taken with food. Feosol has been a trusted leader of iron supplements for over 70 years and is made in the USA.

What We Like
High potency iron supplement with 65mg of elemental iron.
Recommended by doctors due to its ferrous sulfate form.
Supports red blood cell production, energy, and a healthy immune system.
Easy to swallow small coated tablets that can be taken with food.
Trusted leader in iron supplements for over 70 years and made in the USA.

Slow Fe 45mg Iron Supplement - 60 Count

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Slow Fe 45mg Iron Supplement - 60 Count Cover
Slow Fe 45mg Iron Supplement for Iron Deficiency, Slow Release, High Potency, Easy to Swallow Tablets - 60 Count

Slow Fe 45mg Iron Supplement is a high-potency, slow-release iron tablet that is easy to swallow and formulated for daily use. It is a non-constipating iron supplement, designed to reduce digestive side effects. Doctors recommend this product as a treatment for iron deficiency anemia. The special controlled release system delivers iron slowly to your body, causing fewer digestive side effects. Take one tablet every day to increase your iron intake.

What We Like
Easy to swallow
Non-constipating
High potency
Special controlled release system
Doctor recommended
#TOP 8

Major FeroSul Ferrous Sulfate Iron Supplement Tablets

MAJOR
309047590605-3-A1
Major FeroSul Ferrous Sulfate Iron Supplement Tablets Cover
Major FeroSul Ferrous Sulfate 325mg, 100 Iron Supplement Tablets each (Value Pack of 3)

This product is a value pack of three bottles of Major FeroSul Ferrous Sulfate Iron Supplement Tablets, each containing 100 tablets of 325mg. The tablets are designed to supplement the user's iron intake, and Amazon takes care to store and ship them in accordance with the manufacturer's recommendations. This product falls under the category of iron supplements.

What We Like
Comes in a value pack of 3 bottles
Each bottle contains 100 tablets of 325mg
Supplements your iron intake
#TOP 9

Floradix Iron Tablets Vegetarian Supplement

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Floradix Iron Tablets Vegetarian Supplement Cover
Floradix by Salus Iron Tablets - Energy Support Supplement for Men & Women - Natural Iron Supplement with B Vitamins & Vitamin C - Non-GMO, Vegetarian & Lactose-Free - 80 Tablets

Floradix Iron Tablets Vegetarian Supplement is a plant-based supplement that delivers 10 mg of iron, folic acid, B vitamins, vitamin C and herbal extracts, providing you with your essential daily dose of iron. The tablets are convenient and travel-friendly, making it easy to take your daily dose anywhere. The product is non-GMO, vegetarian, kosher, lactose-free, unflavored, and free of artificial additives or preservatives. The product is made in Germany by Salus Haus and distributed by Gaia Herbs, ensuring the highest quality product verified for consistency, potency, and purity. Additionally, Floradix Iron & Herbs plant-based herbal extract is also available for those who prefer liquid supplements.

What We Like
Plant-based supplement for essential daily dose of iron, folic acid, B vitamins, vitamin C and herbal extracts
Convenient and travel-friendly tablets
Non-GMO, vegetarian, kosher, lactose-free, unflavored, and free of artificial additives or preservatives

Amazon Elements Organic Whole Food Iron

Amazon Elements
Amazon Elements Organic Whole Food Iron Cover
Amazon Elements Organic Whole Food Iron, 60 tablets

Get your daily iron boost with Amazon Elements Organic Whole Food Iron. These dietary supplements come in a pack of 60 tablets, with 95% of the ingredients derived from whole foods. The supplement is gentle on your stomach and highly absorbable, making it a great choice for people with low iron levels. The product is certified organic by USDA, vegan certified, gluten-free and non-GMO. You can easily reorder the product through Alexa voice shopping. If you're not satisfied with the product, you can return it for a full refund within a year of purchase.

What We Like
95% of the ingredients are derived from whole foods
Gentle on the stomach
USDA organic certified, non-GMO ingredients, and vegan certified
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Which tablet is best for iron?

Healthline's picks of the best iron supplements. Thorne Iron Bisglycinate.Nature Made Iron 65mg Tablets.Pure Encapsulations OptiFerin-C.Garden of Life Vitamin Code Raw Iron.Care/of Iron.Persona Iron with Vitamin C.Thorne Basic Prenatal.Ritual Essential Multivitamin for Women 18+

2. Can I take iron tablet daily?

For the treatment of iron deficiency anemia in adults, 100 to 200 mg of elemental iron per day has been recommended. The best way to take the supplement so that you absorb the greatest amount of iron is to take it in two or more doses during the day. However, extended-release iron products may be taken once a day.

3. Is it a good idea to take iron tablets?

You should take an iron supplement only if your doctor confirms that you have an iron deficiency — or are at risk for one — and can't meet your needs through diet alone. Keep in mind that taking iron supplements may cause side effects, including: stomach pain. constipation or diarrhea.

Editor's Notes

During our tablet iron supplement research, we found 24 tablet iron supplement products and shortlisted 10 quality products. We collected and analyzed 309,009 customer reviews through our big data system to write the tablet iron supplements list. We found that most customers choose tablet iron supplements with an average price of $11.98.

The tablet iron supplements are available for purchase. We have researched hundreds of brands and picked the top brands of tablet iron supplements, including Nature's Bounty, Nature Made, Carlyle, 21st Century, P Puregen Labs. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.