Best Flax Seed Oil Supplements of 2025

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 16, 2025

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Flax seed oil supplements are derived from the seeds of the flax plant, which is known for its high omega-3 fatty acid content. These supplements are a popular choice for those looking to boost their intake of essential fatty acids, which can help support heart health, brain function, and overall wellness. Flax seed oil supplements are available in a variety of forms, including capsules, softgels, and liquid oils, and can be found at most health food stores and online retailers. When choosing a flax seed oil supplement, it is important to look for a high-quality product that is free from additives and contaminants.

At a Glance: Our Top Picks

Nature Made Flaxseed Oil 1400mg Softgels Cover #TOP 1
Nature Made Flaxseed Oil 1400mg Softgels
ftb score rating icon 9.9
Nature Made Flaxseed Oil 1000mg Softgels Cover #TOP 2
Nature Made Flaxseed Oil 1000mg Softgels
ftb score rating icon 9.8
Nature's Bounty Flaxseed and Omega 3, Dietary Supplement, Supports Cardiovascular Health, 1200mg, Softgels, 125 ct Cover #TOP 3
Nature's Bounty Flaxseed and Omega 3, Dietary Supplement, Supports Cardiovascular Health, 1200mg, Softgels, 125 ct
ftb score rating icon 9.6

Top 10 Flax Seed Oil Supplements

#TOP 1

Nature Made Flaxseed Oil 1400mg Softgels

Nature Made Flaxseed Oil 1400mg Softgels Cover
Nature Made Extra Strength Flaxseed Oil 1400 mg, Fish Free Omega 3 Supplement, Dietary Supplement for Heart Health Support, 100 Softgels, 100 Day Supply

Nature Made Flaxseed Oil 1400mg Softgels Extra Strength is a dietary supplement that helps support a healthy heart. This gluten-free Flaxseed oil supplement contains 700 mg of Omega-3 alpha-linolenic acid (ALA) and other essential fatty acids. It is made with organic Flaxseed oil, which is perfect for anyone who wants to explore the benefits of Omega-3 fatty acids in a fish-free format. Adults can take one Flaxseed oil softgel daily with water and a meal. USP has tested and verified the ingredients, potency, and manufacturing process.

What We Like
Easily digestible
Good quality
Reasonably priced
Beneficial for health
Good for vegetarians
What We Don't Like
Large capsule size
#TOP 2

Nature Made Flaxseed Oil 1000mg Softgels

Nature Made Flaxseed Oil 1000mg Softgels Cover
Nature Made Flaxseed Oil 1000 mg, Fish Free Omega 3 Supplement, Dietary Supplement for Heart Health Support, 100 Softgels, 100 Day Supply

Nature Made Flaxseed Oil 1000mg Softgels are gluten-free and rich in alpha-linolenic acid (ALA) Omega-3, which is beneficial to heart health. The supplement contains 500mg of Omega-3 per serving and is made from organic Flaxseed oil with no artificial colors or flavors. Adults can take one softgel two to three times daily with water and a meal. As the #1 pharmacist recommended Vitamin & Supplement Brand*, Nature Made Flaxseed Oil 1000mg Softgels are sourced from high-quality ingredients and USP Verified.

What We Like
Convenient plant-based capsules
Improves hair, skin, and nails
No fishy smell or taste
Good for arterial health
Affordable quality brand
What We Don't Like
Large capsule size
Delivery may take longer
#TOP 3

Nature's Bounty Flaxseed and Omega 3, Dietary Supplement, Supports Cardiovascular Health, 1200mg, Softgels, 125 ct

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Nature's Bounty Flaxseed and Omega 3, Dietary Supplement, Supports Cardiovascular Health, 1200mg, Softgels, 125 ct Cover
Nature's Bounty Flaxseed and Omega 3, Dietary Supplement, Supports Cardiovascular Health, 1200mg, Softgels, 125 ct

Nature's Bounty Flaxseed and Omega 3, Dietary Supplement, Supports Cardiovascular Health, 1200mg, Softgels, 125 ct is a great product for those looking to promote heart and cardiovascular health. It contains 540mg of Omega-3 and is a natural cold pressed source of heart healthy nutrients. Customers have been taking this product for years and have seen positive results, such as maintaining a good level of hair and slightly lower blood pressure. The capsules are large but easy to swallow.

What We Like
Easy to swallow capsules
Good quality oil
No fishy aftertaste
Increases energy
Reduces inflammation
What We Don't Like
Not vegan or vegetarian
Possibly outdated product
#TOP 4

NOW Flax Oil 1000mg Softgels

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NOW Flax Oil 1000mg Softgels Cover
NOW Foods Supplements, Flax Oil 1000 mg with Essential Omega-3s, Cold Pressed, Hexane Free, Vegan Formula, 120 Veg Softgels

NOW Flax Oil Softgels are a vegan formula that provides essential Omega-3s in every serving. The oil is cold-pressed and hexane-free, ensuring the preservation of its nutrients. This supplement is designed to support cardiovascular health. With GMP Quality Assured certification, every aspect of the manufacturing process has been examined, including laboratory/testing methods for stability, potency, and product formulation. NOW Flax Oil Softgels are packaged in the USA by a family-owned and operated company since 1968. During the summer months, the products may arrive warm, but Amazon stores and ships them according to the manufacturer's recommendations.

What We Like
Great source of Omega 3s
Good price and value
Easy to swallow capsules
High quality product
What We Don't Like
Potential stomach issues
Capsule size quite large
#TOP 5

Horbaach Flaxseed Oil Softgels

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Horbaach Flaxseed Oil Softgels Cover
Horbäach Flaxseed Oil Softgel Capsules 3000mg | 300 Count | High Potency | with Omega 3 6 9 | Non-GMO, Gluten Free | Cold Pressed Flax Seed

Horbaach Flaxseed Oil Softgels are an excellent source of Omega 3-6-9 fatty acids that promote overall health and wellness. These softgels are organic and gluten-free, providing 3,000 mg of cold-pressed Flaxseed Oil per serving. The formula is expertly crafted to ensure purity and potency, and the product is naturally free of gluten, wheat, yeast, lactose, artificial flavor, artificial color, and non-GMO. The quick-release softgels are easy to take, making them a convenient choice for anyone looking to improve their health and well-being.

What We Like
Good quality
Smooth texture
Easy to handle
What We Don't Like
Large size of gel caps
#TOP 6

Barlean's Organic Fresh Flaxseed Oil - 32oz

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Barlean's Organic Fresh Flaxseed Oil - 32oz Cover
Barlean's Organic Flaxseed Oil Liquid, Cold Press Flax Seeds, 7,640mg ALA Omega 3 Fatty Acid Supplement for Joint and Heart Health & Healthy Digestion, 32 oz

Barlean's Organic Fresh Flaxseed Oil is a vegan, organic, non-GMO, and gluten-free oil that is cold-pressed without heat or solvents. It contains a healthy balance of Omegas 3, 6, and 9, and is locally grown in the USA and Canada. The clear natural oil is versatile and can be used in salad dressings, yogurts, oatmeal, or smoothies. It is loaded with nutritional fatty acids that support a healthy heart, skin, nails, and eyes.

What We Like
Mild flavor
Effective for skin care
Pure and organic
Improves dry eyes
Boosts Omega-3 intake
What We Don't Like
Strong fishy taste
Poor bottle design
#TOP 7

Barlean's Flaxseed Oil Softgels - Cold-Pressed Supplement for Joint & Heart Health

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Barlean's Flaxseed Oil Softgels - Cold-Pressed Supplement for Joint & Heart Health Cover
Barlean's Flaxseed Oil Softgels, Cold-Pressed Flax Seed Supplement with 1,650 mg ALA Omega-3 Fatty Acids for Joint & Heart Health, 1000mg, 250 ct

Barlean's Flaxseed Oil Softgels are pure, unrefined, and cold-pressed without heat or solvents. They are made from high-quality, non-GMO flax seeds, providing a potent and healthy balance of Omegas 3, 6, and 10. These easy-to-swallow softgels are perfect for on-the-go lifestyles, and no refrigeration is required. Each serving of 3 softgels provides 1,650 mg of ALA Omega-3's, which support joint and heart health, promote strong bones, and aid in a healthy inflammatory response. Barlean's Flaxseed Oil Softgels are locally grown in the USA and Canada, and are brought to you by a trusted family-owned brand with over 30 years of experience.

What We Like
Supports skin and heart health
Convenient pill form
Promotes hair and nail growth
High-quality flaxseed product
What We Don't Like
Capsules may melt together
Return policy issues
#TOP 8

Micro Ingredients Flaxseed Oil Softgels

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Micro Ingredients Flaxseed Oil Softgels Cover
Flaxseed Oil 1400mg Softgels, 300 Counts | w/ 700mg ALA Omega 3, Cold Pressed, Rich in Fatty Acids, Alpha Linolenic Acid, Support Heart Health & Immune System | Non-GMO, No Gluten - 300 Servings

Micro Ingredients Flaxseed Oil Softgels offer 1400mg of cold-pressed flaxseed oil per serving, providing a rich source of fatty acids, alpha-linolenic acid, immune vitamins, minerals, amino acids, and antioxidants. This supplement supports heart health, the immune system, and healthy skin, hair, nails, bones, joints, and the vascular system. It is non-GMO, gluten-free, soy-free, nut-free, and free of artificial colors and flavors. Each bottle contains 300 softgels, providing a 300-day supply, and the supplement is manufactured in a registered facility in California.

What We Like
Excellent packaging
Great value for price
Consistent good quality
Smaller capsule size
Eco-friendly refill option
What We Don't Like
Zip lock packaging issue
#TOP 9

NatureWise Organic Flaxseed Oil Max 720mg ALA

FLX1242-O-240
Honey
NatureWise Organic Flaxseed Oil Max 720mg ALA Cover
NatureWise Flaxseed Oil 1200 mg, Fish Free Omega 3 Supplement with 720mg ALA, Omega 3 6 9, Dietary Supplement for Heart Health Support - Organic, Cold Pressed, Non-GMO - 240 Softgels[8-Month Supply]

NatureWise Organic Flaxseed Oil is a plant-based alternative to fish oils that offers a cleaner, more sustainable, organic source of omega-3 essential fatty acids. Each softgel delivers the highest concentration of ALA in any flaxseed oil supplements, which provides essential health benefits for brain health, heart health, immune support, and healthy hair, skin, and nails. The flaxseed oil is pure, organic, cold-pressed, and made from 100% natural, non-GMO ingredients with no artificial additives, fillers, or binders.

What We Like
Improves skin texture
Energy boost without jitters
High-quality, organic, non-GMO
Easy to swallow softgels
Helps with memory and mood
What We Don't Like
Large size of softgels
#TOP 10

Sports Research Vegan Flaxseed Oil (1200mg)

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Sports Research Vegan Flaxseed Oil (1200mg) Cover
Sports Research Vegan Flaxseed Oil (1200mg) Herbal Supplement with Plant-Based ALA Omega 3 - Vegan Certified & Non-GMO Verified - Gluten, Soy & Carrageenan Free (180 Veggie Softgels)

Sports Research Vegan Flaxseed Oil (1200mg) is a herbal supplement that contains 1200mg of Cold-Pressed, Organic Flaxseed oil per veggie-softgel. It is the only Vegan Certified Non-GMO Verified Flaxseed Oil Softgel available. The product is made in cGMP compliant facilities in the United States, using only the best ingredients from domestic & international origins. With this supplement, you can have confidence in your dietary supplements.

What We Like
Vegan Certified
Non-GMO Verified
Gluten, Soy & Carrageenan Free
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are the benefits of flaxseed oil capsules?

Flaxseed oil capsules offer several benefits. They can help reduce cholesterol and blood sugar levels, treat digestive conditions, and even have potential anti-inflammatory properties. Additionally, flaxseed oil is rich in phenolic compounds, which may offer protection against certain cancers. It also contains minerals and fiber that can improve gastrointestinal health and prevent constipation.

2. Is it OK to take flaxseed oil everyday?

Taking flaxseed oil capsules daily is generally considered safe for most adults. A typical dosage of 2 grams per day has been used safely for up to 6 months. However, higher doses of up to 24 grams per day may cause side effects like loose stools and diarrhea. It's important to start with a small amount and gradually increase it to allow your body to adjust to the supplement.

3. What does flaxseed oil supplements do for females?

Flaxseed oil supplements offer several benefits for females. The phenolic compounds in flaxseed oil can help protect against various cancers, while proteins can reduce the risk of heart disease. The presence of minerals like calcium, magnesium, and phosphorus, as well as fiber, can improve gastrointestinal health and prevent constipation.

4. When should I take flaxseed oil pills?

To get the most out of flaxseed oil capsules, it is recommended to take them in the morning, before breakfast. If you are new to taking flaxseed oil, start with a small amount and gradually increase it as your body gets used to the supplement.

5. Who should not take flaxseed oil capsules?

Flaxseed oil capsules may not be suitable for individuals with certain conditions, including bleeding disorders, bowel obstruction, diabetes, diverticulitis, inflammatory bowel disease, low blood pressure, and hypoglycemia. If you have any of these conditions, it's best to consult with your healthcare provider before taking flaxseed oil capsules.

6. Does flaxseed oil increase estrogen?

Contrary to popular belief, flaxseed oil does not significantly increase estrogen levels. In fact, it may slightly decrease estrogen levels. Flaxseed oil contains phytoestrogens, such as lignans, which can bind to estrogen receptors and potentially have a mild estrogen-lowering effect.

7. What are the side effects of flaxseed in females?

While flaxseed offers many health benefits, it can also have side effects in some individuals. These may include bloating, gas, constipation, stomach aches, diarrhea, intestinal obstruction, or allergies. Pregnant women should avoid flaxseed during pregnancy or breastfeeding because it can mimic the effects of estrogen on the body.

8. What are the side effects of flaxseed oil capsules?

While flaxseed oil capsules are generally safe, some individuals may experience allergic reactions, such as itching, swelling, redness, or hives. Vomiting and nausea can also be signs of an allergy. If you have a severe allergic reaction that causes your throat to tighten or difficulty breathing, seek immediate medical attention.

Editor's Notes

During our flax seed oil supplement research, we found 24 flax seed oil supplement products and shortlisted 10 quality products. We collected and analyzed 195,159 customer reviews through our big data system to write the flax seed oil supplements list. We found that most customers choose flax seed oil supplements with an average price of $19.01.

The flax seed oil supplements are available for purchase. We have researched hundreds of brands and picked the top brands of flax seed oil supplements, including Nature Made, Nature's Bounty, NOW Foods, Barlean's, Micro Ingredients. 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.

Flax Seed Oil Supplements Comparison Table

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Brand Nature Made Nature Made Nature's Bounty NOW Foods Horbäach Barlean's Barlean's Micro Ingredients NatureWise Sports Research
Item Form Softgel Softgel Softgel Softgel Softgel Liquid Softgel Flaxseed Oil Softgel Cold Pressed Softgel Softgel
Item Package Quantity 1 1 1 1 1 1 - 1 1 1
Package Information Bottle Bottle Bottle Bottle Bottle Bottle - Bottle Bottle Bottle
FTB Score
ftb score rating icon 9.9
ftb score rating icon 9.8
ftb score rating icon 9.6
ftb score rating icon 9.5
ftb score rating icon 9.5
ftb score rating icon 9.4
ftb score rating icon 9.4
ftb score rating icon 9.2
ftb score rating icon 9.2
ftb score rating icon 9.0
Where to Buy