Best Softgel Iron Supplements of 2026

Name: Thorne Iron Bisglycinate Capsules - 25mg
Brand: THORNE

Elisa Drew

Last Updated: Jan 23, 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Softgel iron supplements are a convenient and effective way to increase iron levels in the body. Iron is an essential mineral that plays a crucial role in transporting oxygen throughout the body, and a deficiency can lead to fatigue, weakness, and other health issues. Softgel supplements are easy to swallow and absorb quickly, making them ideal for busy individuals who may not have time to prepare iron-rich meals. They are also gentle on the stomach, reducing the risk of digestive discomfort that can be associated with other forms of iron supplements. Whether you are looking to boost your energy levels or manage an iron deficiency, softgel iron supplements are a reliable and convenient option.

At a Glance: Our Top Picks

#TOP 1

Thorne Iron Bisglycinate Capsules - 25mg

9.8

Buy on Amazon Read Review

#TOP 2

Nature’s Bounty Iron Supplement, 100 Tablets

9.7

Buy on Amazon Read Review

#TOP 3

OLLY Delightful Iron Chewable Tablets

9.5

Buy on Amazon Read Review

Top 10 Softgel Iron Supplements

#TOP 1 Best Vegetarian Iron Supplement

Thorne Iron Bisglycinate Capsules - 25mg

THORNE
M226
Original Version

THORNE - Iron Bisglycinate - 25 mg Iron Supplement for Enhanced Absorption Without Gastrointestinal Side Effects* - NSF Certified for Sport - Gluten-Free - 60 Servings

Thorne Iron Bisglycinate Capsules provide 25mg elemental iron in a non-constipating form that is well-absorbed by the body. It helps fight fatigue and other signs of iron deficiency such as weakness, dizziness, and irritability. The mineral is essential for the formation of new red blood cells, and it is certified for sport, making it ideal for high-performance nutrition programs.

9.8

Buy on Amazon Find on eBay Find on Walmart

What We Like

Gentle on stomach
No unpleasant aftertaste
Improved energy levels
Easy to swallow capsules
High absorption rate

#TOP 2 Best Vegan Iron Supplement

Nature’s Bounty Iron Supplement, 100 Tablets

Nature's Bounty
41383

Nature’s Bounty Iron 65mg, 325 mg Ferrous Sulfate, Cellular Energy Support, Promotes Normal Red Blood Cell Production, 1 Serving Per Day, Gluten Free, 100 Vegetarian 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.

9.7

Buy on Amazon Find on eBay Find on Walmart

What We Like

Improved energy levels
Easy to swallow tablets
Reasonable price
Trusted brand
Effective iron dosage

#TOP 3

OLLY Delightful Iron Chewable Tablets

OLLY

OLLY Delightful Iron Chewable Tablet, Iron Supplement from AB Fortis, Fruit Punch Flavored, 30 or 20 Day Supply - 60 Count

The OLLY Iron Chewables are a tasty and effective way to boost your iron levels, helping to fight tiredness and low energy caused by iron deficiency. These tablets use a special AB Fortis iron that’s gentle on your stomach, so you’re less likely to experience common digestive issues. They come in a fun Fruit Punch flavor, making them easy and enjoyable to take daily. Whether you’re 4 years or older, or even pregnant or nursing, these chewable tablets can fit into your routine to support your energy and overall well-being.

9.5

Buy on Amazon Find on eBay Find on Walmart

What We Like

Gentle on stomach
Fruit Punch flavor
Supports energy levels
Suitable for ages 4
Doctor trusted formula

#TOP 4 Best Vitamin B12 Iron Supplement

Thorne Ferrasorb - Blood-Building Formula - 60 Capsules

THORNE
SF750

THORNE - Advanced Iron Complex (Formerly Ferrasorb) - Complete Blood Support Formula* - Elemental Iron, Folate, B and C Vitamins for Optimal Absorption - Gluten, Dairy & Soy-Free - 60 Servings

Thorne Ferrasorb is an optimal blood-building supplement that provides 36 mg of well-absorbed iron per capsule, combined with essential nutrients such as vitamin C, B6, B12, and folate for optimal absorption. This supplement helps to increase iron levels and alleviate symptoms of iron deficiency, such as fatigue, dizziness, and loss of libido. Thorne Ferrasorb is free from common allergens like gluten, soy, and dairy, and is trusted by over 100 pro teams and 11 U.S. Olympic teams.

9.4

Buy on Amazon Find on eBay Find on Walmart

What We Like

Easy on stomach
No constipation
Small capsule size
Increases energy levels
Effective for iron deficiency

#TOP 5

MegaFood Blood Builder Minis - Iron Supplement Vegan - 72 Tabs (36 Servings)

MegaFood
10427

MegaFood Blood Builder Iron Supplement for Women & Men - Increase Iron Levels Without Side Effects - Combats Fatigue - Vitamin B12, Folic Acid & Vitamin C - Vegan - 72 Mini Tablets (36 Servings)

MegaFood Blood Builder Minis is an iron supplement that can increase iron levels in your body without causing nausea or constipation. It delivers 26 mg of iron and includes folic acid and B12 for healthy red blood cell production. The product is safe for menstruating and pregnant women, teenage girls, vegans, and vegetarians. It is crafted using Slo-Food Process and includes Beet Root and Vitamin C delivered with natural oranges to aid absorption. The supplement is non-GMO Project Verified, free of gluten, dairy, and soy, and certified kosher. MegaFood works with trusted farm partners who share their commitment to natural and regenerative agriculture.

9.2

Buy on Amazon Find on eBay Find on Walmart

What We Like

gentle on stomach
improves iron levels
no constipation
supports energy and recovery
easy to swallow

#TOP 6 Best Iron-Free Iron Supplement

Pure Encapsulations Iron-C Supplement

Pure Encapsulations

Pure Encapsulations Iron-C - 15 mg - 175 mg Vitamin C - Red Blood Cell Support* - Energy Production - Highly Bioavailable Iron Pill - Gluten Free & Vegan - 60 Capsules

Pure Encapsulations Iron-C Supplement is a premium quality iron and vitamin C supplement that supports optimal muscle function, manufacture of myoglobin for muscle contractions, enhanced absorption of iron, and immune support. The product is made with only premium ingredients sourced from trusted suppliers, and it is free from wheat, eggs, tree nuts & peanuts, gluten, GMOs, and unnecessary binders, fillers & preservatives.

9.0

Buy on Amazon Find on eBay Find on Walmart

What We Like

Gentle on stomach
No bad taste or smell
Small, easy-to-swallow capsules
Noticeable energy improvement
Good absorption and quality

#TOP 7

MegaFood Blood Builder - Iron Supplement

MegaFood
10195
Default

MegaFood Blood Builder Iron Supplement for Women & Men - Increase Iron Levels Without Side Effects - Combats Fatigue - with Vitamin B12, Folic Acid & Vitamin C for Absorption - Vegan - 90 Tablets

The MegaFood Blood Builder is an iron supplement that increases iron levels without causing nausea or constipation. It contains vital nutrients, such as vitamin C and beet root, along with nourishing ingredients like folic acid and vitamin B12 that promote healthy red blood cell production. The supplement uses real food and added nutrients to ensure better health starts with nature. MegaFood is also obsessed with quality, making sure every ingredient is of the highest standard.

8.8

Buy on Amazon Find on eBay Find on Walmart

What We Like

Improves energy and stamina
Supports hair health
No constipation issues
Easy-to-take capsule
Vegan and slow-release formula

#TOP 8 Best Vitamin B6 Iron Supplement

NaturesPlus Hema-Plex Iron Softgels - 60 ct

NaturesPlus
'097467376915

NaturesPlus Hema-Plex Iron - 60 Fast-Acting Softgels - 85 mg Iron + Vitamin C & Bioflavonoids for Healthy Red Blood Cells - Vegan, Gluten Free - 20 Servings

NaturesPlus Hema-Plex Iron Softgels combine iron with vitamin C & bioflavonoids to support healthy red blood cells. The fast-acting softgels deliver 85 mg of iron per serving and are gentle and non-binding. This supplement is free from common allergens and manufactured in FDA and NSF registered facilities.

8.8

Buy on Amazon Find on eBay Find on Walmart

What We Like

Contains vitamin C & bioflavonoids to support healthy red blood cells
Fast-acting softgels deliver 85 mg of iron per serving
Gentle and non-binding iron formula
Free from common allergens such as milk, egg, fish, and soybeans
Manufactured in FDA and NSF registered facilities

#TOP 9

Puregen Labs Ferrous Sulfate 325 mg

P Puregen Labs
FerSo4200
Natural Gray Color

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.

8.7

Buy on Amazon Find on eBay Find on Walmart

What We Like

High elemental iron content
Supports red blood cell formation
Reduces fatigue
Free from common allergens

#TOP 10

21st Century Slow Release Iron Tablets

21st Century
27343
No Color

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.

8.7

Buy on Amazon Find on eBay Find on Walmart

What We Like

Gluten-free
High potency formula
Gentle on your system

Frequently Asked Questions (FAQs)

1. What is the best form of iron supplement to take?

Ferrous salts (ferrous fumarate, ferrous sulfate, and ferrous gluconate) are the best absorbed iron supplements and are often considered the standard compared with other iron salts.

2. Is liquid or capsule iron better?

Some manufacturers claim that liquid iron supplements are gentler on the stomach and more easily absorbed than tablet iron supplements. However, there are also several drawbacks with liquid iron supplements, including tooth staining, absorption, and unwanted side effects.

3. Why you should not supplement with iron?

In healthy people, taking high doses of iron supplements (especially on an empty stomach) can cause an upset stomach, constipation, nausea, abdominal pain, vomiting, and diarrhea. Large amounts of iron might also cause more serious effects, including inflammation of the stomach lining and ulcers.

4. What vitamin is iron best absorbed with?

Vitamin C helps your stomach absorb iron. Eating leafy greens with foods that contain vitamin C such as oranges, red peppers, and strawberries may increase iron absorption. Some greens are good sources of both iron and vitamin C, such as collard greens and Swiss chard.

Editor's Notes

During our softgel iron supplement research, we found 24 softgel iron supplement products and shortlisted 10 quality products. We collected and analyzed 499,164 customer reviews through our big data system to write the softgel iron supplements list. We found that most customers choose softgel iron supplements with an average price of $18.33.

The softgel iron supplements are available for purchase. We have researched hundreds of brands and picked the top brands of softgel iron supplements, including THORNE, Nature's Bounty, OLLY, MegaFood, Pure Encapsulations. The seller of top 1 product has received honest feedback from 48,289 consumers with an average rating of 4.9.

Written by

Elisa Drew

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.