What Are The Best Iron Supplements in 2025

Iron supplement tablets for red blood cell support.

Nature Made Iron 65 mg tablets are dietary supplements designed to support red blood cell formation. Each bottle contains 180 tablets, equating to a 180-day supply, and is made from 325 mg Ferrous Sulfate, a powerful form of Iron.

Gastro-friendly, high-absorption iron supplement from Thorne.

Thorne's Iron Bisglycinate is a high-quality iron supplement designed to boost iron levels without causing common gastrointestinal side effects. This 25mg iron supplement boasts enhanced absorption, is NSF Certified for Sport, and is gluten-free. It comes in a pack of 60 capsules.

Gluten-free, vegetarian-friendly iron tablets for cellular energy support.

These tablets by Nature's Bounty contain 65mg of iron (325mg of Ferrous Sulfate), designed to support cellular energy and promote normal red blood cell production. They are gluten-free, suitable for vegetarians, and only require one serving per day for optimal effects.

Iron supplement with essential nutrients for complete blood support and improved absorption.

Thorne Ferrasorb is a high-quality iron supplement that also includes essential nutrients such as folate, B vitamins, and vitamin C for optimal absorption. These gluten-free capsules are designed to provide complete blood support, and each bottle contains a total of 60 capsules.

Vegan-friendly iron supplement that boosts iron levels and fights fatigue.

MegaFood Blood Builder is a potent iron supplement designed for both women and men. It works to increase iron levels without adverse side effects, while combating fatigue. It contains Vitamin B12, Folic Acid, and Vitamin C to aid absorption and is vegan-friendly.

High potency, slow release iron supplement for iron deficiency.

Slow Fe 45mg Iron Supplement is designed for individuals with iron deficiency. The iron is slow release, high potency, and it comes in easy-to-swallow tablets. This 60-count pack is a high-quality, reliable, and well-absorbed iron supplement that aims to increase iron levels without causing common side effects.

Highly bioavailable iron and vitamin C supplement designed for energy production and red blood cell support.

Pure Encapsulations Iron-C is a high-quality iron supplement that also includes 175mg of Vitamin C for increased iron absorption. It's designed to support red blood cell function and energy production, making it ideal for those with iron deficiencies or anyone looking to boost their energy levels. The product is gluten-free, vegan-friendly, and highly bioavailable for optimal absorption.

Double strength, non-constipating iron supplement in veg capsules.

NOW Supplements Iron Veg Capsules are a double-strength, non-constipating iron supplement that provides 36mg of iron per serving. These veg capsules are ideal for those who need an essential mineral supplement but have difficulty tolerating traditional iron supplements.

Iron supplement for sensitive stomachs with 180 servings per bottle.

Solgar Gentle Iron Capsules are a dietary supplement designed to support red blood cell health without causing constipation, ideal for sensitive stomachs. The product is non-GMO, vegan, gluten-free, dairy-free, and kosher, making it a good choice for people with dietary restrictions. Each bottle comes with 180 vegetable capsules, providing a six-month supply.

Liquid iron supplement with vitamins and herbs for energy.

This is a liquid iron supplement infused with B-complex vitamins, Vitamin C, and herbs, designed to support energy levels. Produced by Salus, a brand known for its high-quality health products, this supplement is suitable for both men and women and comes in an 8.5 Fl Oz bottle.

Iron supplement with vitamins for enhanced absorption and energy boost, suitable for vegans.

This is a high-quality iron supplement designed to counteract iron deficiency, enhance blood building, and boost energy. It is enriched with Vitamins C, B6, B12 and Folate to support better absorption, and it's stomach-friendly, Non-GMO, and gluten-free. It comes in a pack of 60 vegan capsules.

Slow-release iron supplement with a two-month supply per bottle.

The 21st Century Slow Release Iron Tablets is a dietary supplement that gradually releases iron over time for optimal absorption. Each bottle contains 60 tablets, providing a two-month supply based on a daily dosage. The product is highly rated and has been purchased by over 10,000 customers in the past month.

High-potency iron supplement for iron deficiency.

Ferrex 150 Forte is a high-potency iron supplement designed to help people with iron deficiency. It contains 150 mg of elemental iron per capsule, which is a high dosage compared to many other iron supplements on the market.