Best Antioxidant Fish Oils of 2025

Phoebe Cooper Avatar
Phoebe Cooper
Last Updated: 2 Feb 2025

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Antioxidant fish oils are a type of dietary supplement that contain a blend of various fish oils and antioxidants such as vitamin E and astaxanthin. These oils are derived from fatty fish like salmon, mackerel, and sardines and are rich in omega-3 fatty acids that are essential for maintaining good health. Antioxidants in these supplements help to stabilise the oils and prevent them from going rancid, ensuring that the user gets the full benefits of the omega-3s. These supplements are recommended by health experts for their numerous health benefits, including reducing inflammation, improving heart health, and supporting brain function.

At a Glance: Our Top Picks

Krill Oil Omega 3 Capsules 1000mg Cover #TOP 1
Krill Oil Omega 3 Capsules 1000mg
ftb score rating icon 9.8
ARMORICA Fermented Cod Liver Oil Capsules Cover #TOP 2
ARMORICA Fermented Cod Liver Oil Capsules
ftb score rating icon 9.7
Vegepa Ultra Pure Omega 3 & 6 Capsules Cover #TOP 3
Vegepa Ultra Pure Omega 3 & 6 Capsules
ftb score rating icon 9.5

Top 8 Antioxidant Fish Oils

#TOP 1

Krill Oil Omega 3 Capsules 1000mg

Krill Oil Omega 3 Capsules 1000mg Cover
Krill Oil Omega 3 Capsules High Strength 1000mg | Sustainably Fished in Antarctic | 60 Red Softgels | Joint Care Supplements | with Powerful Antioxidant Astaxanthin and Phospholipids for Absorption

Krill Oil Omega 3 is a high-strength supplement that provides you with sustainably sourced Omega-3 fatty acids. Fished responsibly in Antarctic waters, it supports a healthy marine ecosystem. The 60 odourless softgels are easy to swallow, making them ideal for those sensitive to smells. With superior absorption thanks to phospholipid packaging, your body can utilise the essential EPA and DHA efficiently. Enhanced with astaxanthin, this product boasts antioxidant properties that help maintain freshness and potency.

What We Like
Sustainably sourced krill oil
Odourless and easy to swallow
Superior absorption of Omega-3
High antioxidant potency
Manufactured in the UK
#TOP 2

ARMORICA Fermented Cod Liver Oil Capsules

ARMORICA
ARM120
ARMORICA Fermented Cod Liver Oil Capsules Cover
ARMORICA Fermented Cod Liver Oil | Cold-Processed & Naturally Enriched | Omega-3, Antioxidants, and Vitamins A & D | Made in The UK (Unflavoured) (120 Capsules)

ARMORICA Cod Liver Oil offers a traditional cold-processed method for extracting nutrient-rich oil from fresh cod livers, ensuring no heat or chemicals are used. This process preserves naturally occurring omega-3 fatty acids, which are essential for maintaining heart and brain health. Additionally, the gentle fermentation protects vital vitamins A and D3, supporting overall wellness. Proudly made in the UK from sustainably sourced Atlantic cod livers, these vegetarian softgels provide a convenient way to enhance your daily nutrition without compromising on quality.

What We Like
Cold-processed for maximum nutrients
Rich in omega-3 fatty acids
Contains no synthetic vitamins
Sustainably sourced ingredients
Easy-to-swallow vegetarian softgels

Vegepa Ultra Pure Omega 3 & 6 Capsules

Vegepa Ultra Pure Omega 3 & 6 Capsules Cover
Vegepa, EPA Omega 3 & GLA Omega 6, Ultra Pure Wild Fish Oil & Evening Primrose Oil, 60, 560mg EPA per Serving, 30 Servings, 60 Capsules, by Igennus

Vegepa Omega Capsules offer a balanced ratio of omega 3 to omega 6, combining wild fish oil with evening primrose oil for optimal health benefits. With a super concentrated formula providing 560mg of omega-3 EPA per serving, you can easily support your heart and brain health. The ultra-pure fish oil is responsibly sourced and free from harmful contaminants, ensuring you receive only the best quality. Additionally, the cold-pressed evening primrose oil retains beneficial antioxidants, promoting overall wellness in a convenient softgel form.

What We Like
High omega-3 EPA content
Purified and contaminant-free
Convenient softgel format
Balanced omega 3 to omega 6
Cold-pressed for antioxidant retention

Nutri Advanced Eskimo-3 Fish Oil Capsules

ESKESKI33
Nutri Advanced Eskimo-3 Fish Oil Capsules Cover
Nutri Advanced - Eskimo-3 Fish Oil- 250 Capsules

Nutri Advanced Fish Oil offers omega-3 fish oil mini-capsules that provide essential fatty acids EPA and DHA in a natural 3:2 ratio. This balance supports your brain, vision, and heart health. The capsules are enriched with vitamin E and Pufanox, an antioxidant mixture, ensuring freshness and stability. Sourced from fully traceable and sustainable origins, these capsules are certified "Friend of the Sea," giving you peace of mind about your environmental impact. Suitable for all ages from four years onwards, they are easy to swallow and safe for pregnant and breastfeeding women.

What We Like
High-quality omega-3 source
Supports brain and heart health
Easy to swallow mini-capsules
Gluten-free and non-GMO

Bioglan Red Krill Oil Max Strength 1000 mg

541112
White
Bioglan Red Krill Oil Max Strength 1000 mg Cover
Bioglan Red Krill Oil Max Strength 1000 mg, high in Omega-3 Fish Oil, EPA & DHA help to support your Heart, Eye and Brain health, one month supply – 30 capsules

Bioglan Krill Oil offers an advanced source of Omega-3, providing 1000 mg of pure krill oil in each capsule. This oil is rich in EPA and DHA, essential fatty acids that support your heart, brain, and eye health. With a unique phospholipid structure, it ensures better absorption compared to traditional fish oils. Sourced from the pristine Antarctic waters, you can trust its sustainability, making it a responsible choice for your wellbeing.

What We Like
Highly absorbable Omega-3 source
Supports heart and brain health
Sustainable sourcing from Antarctic
Contains antioxidant Astaxanthin

Metagenics Eskimo-3 Jelly Splats for Kids

94802
Orange
Metagenics Eskimo-3 Jelly Splats for Kids Cover
Eskimo-3 Bright Kids Fish Oil by Metagenics - Jelly Splats, 27 Servings

Metagenics Jelly Splats are a delicious way to support your child's brain health. With each chewy orange-flavoured gummy, your child receives 270mg of DHA and 400IU of vitamin D, essential for healthy brain function. These gummies are easy to take, making it simpler for you to ensure your child gets the necessary nutrients. Enriched with antioxidants, they help maintain freshness and stability while being naturally sweetened, containing no sugar or artificial sweeteners. Suitable for children aged three and above, these gluten-free and dairy-free gummies provide a worry-free option for parents.

What We Like
Supports healthy brain function
Tasty and easy to take
No added sugar or artificial sweeteners
Gluten-free and dairy-free

Bioglan Red Krill Oil Extra Strength 500mg

541109
White
Bioglan Red Krill Oil Extra Strength 500mg Cover
Bioglan Red Krill Oil Extra Strength 500mg, high in Omega-3 Fish Oil, EPA & DHA help to support for your Heart, Eye and Brain health, one month supply – 30 capsules

Bioglan Krill Oil offers an advanced, highly absorbable source of Omega-3 with a strong dosage of 500mg Pure Krill Oil. This product contains essential fatty acids EPA and DHA, which are beneficial for supporting your heart and cardiovascular health, brain function, and vision. Unlike traditional fish oil, the EPA and DHA in this krill oil are carried by phospholipids, enhancing their absorption in your body for greater benefits. Additionally, it is sourced sustainably from the pristine waters of the Antarctic, ensuring you receive a quality product.

What We Like
High absorption of Omega-3
Sourced from sustainable fishery
Supports heart and brain health
Contains potent antioxidant Astaxanthin
Convenient one month supply

BioCare OmegaCare Liquid Fish Oil with Orange

739225
225 ml (Pack of 1)
BioCare OmegaCare Liquid Fish Oil with Orange Cover
BioCare OmegaCare | Liquid Fish Oil with Sweet Orange Oil | EPA and DHA Support Normal Heart | Providing Optimum Levels of Essential Fatty Acids | 225 ml

BioCare OmegaCare Fish Oil offers effective support for heart health through its high-quality formulation. Utilising NEO-3, it ensures outstanding purity and potency, providing you with essential fatty acids beneficial for overall health. The oil is derived from sustainably sourced anchovies and sardines, free from harmful contaminants, ensuring you receive a safe product. Additionally, the natural orange flavour makes it easy and pleasant to take, with a recommended dosage suitable even during pregnancy.

What We Like
High purity and potency
Sustainably sourced ingredients
Natural orange flavour
Safe for pregnancy
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Is fish oil high in antioxidants?

In particular, the fish oil n-3 PUFAs eicosapentaenoic (EPA) and doxosahexaenoic (DHA) acids have demonstrated the most promising and consistent cardioprotective effects, including anti-inflammatory, vasodilating, anti-arrhythmic, and antioxidant properties.

2. Is fish an antioxidant?

Fish can serve as a source of functional materials, such as polyunsaturated fatty acids, polysaccharides, minerals and vitamins, antioxidants, enzymes and bioactive peptides [63].

3. What antioxidants do fish have?

1.2 Fish as source of antioxidants These include enzymes (catalase, peroxidase, glutathione and superoxide dismutase), carotenoids, peptides, amino acids and phenolic compounds (tocopherols, ubiquinones). These compounds are found in the cell plasma, mitochondria of cell membranes.

4. Is salmon oil an antioxidant?

Besides added antioxidants, salmon oil also naturally contains an antioxidant, i.e. astaxanthin. This natural antioxidant already offers a natural form of protection during salmon oil production. Astaxanthin gives salmon oil its distinctive colour (reddish brown) as well.

Editor's Notes

During our antioxidant fish oil research, we found 21 antioxidant fish oil products and shortlisted 8 quality products. We collected and analyzed 16,284 customer reviews through our big data system to write the antioxidant fish oils list. We found that most customers choose antioxidant fish oils with an average price of £27.86.

The antioxidant fish oils are available for purchase. We have researched hundreds of brands and picked the top brands of antioxidant fish oils, including LOVE LIFE SUPPLEMENTS, ARMORICA, Igennus Healthcare Nutrition, Nutri Advanced, Bioglan. The seller of top 1 product has received honest feedback from 224 consumers with an average rating of 4.9.

Written by
Phoebe Cooper Avatar

In 2000, Phoebe Cooper graduated from the University of London as a Pharmacist. She practiced as a Pharmacist for the better part of 2 decades. Phoebe says she has worked in the majority of health sectors and has sufficient accumulated knowledge and experience. In her practice, Phoebe published a series of eBooks, one of which is titled "Good Health Good Living."