Best fish oil capsules 2025
Good fish oil capsules contain healthy omega-3 fatty acids, including EPA and DHA. These fatty acids are essential because our bodies cannot produce them ourselves. When choosing fish oil capsules, it is therefore important to pay attention to the purity, concentration, and sustainable origin of the oil.
The better fish oil producers have their omega-3 capsules independently tested and state the precise amount of omega-3 per capsule on the label. Some brands offer small capsules that are easy to swallow, while others opt for liquid fish oil.
In short, there is a lot to research and compare, but fortunately, we have already done this for you. Choose one of these top 3 fish oil capsules or read our entire review.
What is fish oil?
Fish oil is purified oil that, as the name suggests, is extracted from fish, mainly from fatty fish species such as trout, mackerel, tuna, herring, sardines, and salmon. This natural oil is a true treasure trove of nutrients.
Fish oil supports good health because it is rich in omega-3 fatty acids. These essential fatty acids are the building blocks for numerous health benefits and contribute to the optimal functioning of your body.
The omega-3 fatty acids in fish oil offer various health benefits, including support for your cardiovascular system, eyes, and healthy blood pressure. The list of positive effects is impressive and scientifically substantiated.
Fish oil is an important nutritional source of omega-3.
It is important to know that omega-3 fatty acids are a specific component of fish oil. Although people often use these terms interchangeably as if they were synonymous, this is not entirely correct – fish oil contains omega-3, but is not the same.
A fascinating fact is that omega-3 fatty acids are essential for our bodies. This means that your body absolutely needs these valuable fatty acids for optimal functioning, but cannot produce them independently. Therefore, it is crucial to obtain omega-3 through food or fish oil capsules.
Top 5 best fish oil capsules
Compiling a top 5 of the very best fish oil capsules is no easy feat, given the enormous variety of as many as 28 different types of capsules and tablets. The most important criteria here were the ingredients used, the quality, the effectiveness, the price, and our customers' fish oil experiences.
The omega-3 capsules below are all good. But, if we look at the ingredients, product properties, and pricing of Daily co, we find that it is currently the best fish oil capsule.
| Best brand | Best fish oil | € per capsule | Fish oil mg | EPA mg | DHA mg |
| 1. Daily co | Fish oil 1,000 | €0.29 | 1,000 mg | 290 mg | 183 mg |
| 2. AOV | 703 Fish oil | €0.38 | 1,000 mg | 500 mg | 100 mg |
| 3. Vitakruid | Fish oil Forte | €0.30 | 1,000 mg | 350 mg | 250 mg |
| 4. Royal Green | Fish oil 790 | €0.53 | 790 mg | 530 mg | 160 mg |
| 5. Davitamon | Omega-3 fish oil | €0.32 | 500 mg | 165 mg | 110 mg |
1. Daily co Fish oil 1,000 mg
Daily Co fish oil capsules are our absolute number one and deserve our recommendation as the best fish oil supplements currently available, after delivering very good results based on extensive product analyses.
With its highly concentrated formula of 1000 mg pure fish oil per softgel, including a significant 290 mg EPA and 183 mg DHA, it manages to maintain a leading position in the market.
In addition, Daily co is the best economic spend at only €0.29 cents per capsule. Good and inexpensive.
Scientific research has shown the positive influence of EPA and DHA on heart health, and with an intake of just one softgel per day, Daily Co provides more than enough of these essential omega-3 fatty acids.
The DHA present in Daily co has been proven beneficial for vision and brain function with a daily intake of 250 mg, making this product a versatile supplement that can support various health aspects.
What also strikes us is the purity of the product. Daily co's softgels contain no GMOs, gluten, yeast, lactose, sugar, artificial colorings, flavorings, or preservatives. This underscores Daily Co's commitment to delivering a pure and high-quality product.
Ease of use is another factor we consider in this review, and Daily Co fish oil capsules also score high in this category. Just one softgel a day is enough to benefit from the advantages, making it easy to incorporate into a busy lifestyle.
All in all, Daily Co fish oil is a very good, highly dosed fish oil supplement that is at the top of our list of recommended products.
It combines high-quality ingredients, scientifically proven benefits, purity, and ease of use, making it a top choice for consumers looking for a reliable and effective fish oil supplement.
Advantages & disadvantages of Daily co
| Advantages of Daily co | Disadvantages of Daily co |
| 1,000 mg fish oil | This supplement has no disadvantages |
| High content of EPA and DHA | |
| No artificial colors and flavors | |
| Free from allergens like gluten and lactose | |
| No genetically modified ingredients | |
| Daily co softgels are easier to swallow |
2. AOV 703 Fish oil 1,000 mg
AOV with its 703 Fish Oil capsules came in second in our test. With a generous dose of 1000 mg of fish oil per capsule, obtained from sustainably caught anchovies and sardines, the product offers a solid source of omega-3 fatty acids.
Not everyone will immediately recognize the AOV brand, but that doesn't make this brand any less good. On the contrary. AOV has had a prominent role in the health sector for quite some time. Ruud Nieuwenhuis, the founder of AOV, has been making quality supplements for years and recorded his knowledge in two books: Vitamins & Self-care and Orthomolecular Nutrition.
What makes AOV 703 fish oil capsules good? It's the remarkably high EPA content of 500 mg per capsule that AOV managed to achieve. EPA is a type of polyunsaturated fatty acid that has a structure of 20 carbon atoms and 5 double bonds.
Buy AOV 703 Fish Oil →
In scientific publications, a lack of EPA has in some cases been associated with brain-related conditions such as depression, schizophrenia, and ADHD. As a result, numerous studies are currently underway to further investigate the potential of EPA in addressing the symptoms of these conditions.
AOV's involvement in sustainable fishing for the production of their fish oil is also commendable. This shows that the company not only pays attention to product quality but also to the ecological impact of their production process.
All in all, the AOV 703 Fish Oil is a reliable and effective product with a strong emphasis on sustainability. Although it comes second on our list, and is 10 cents more expensive per capsule than number 1, AOV is still an excellent choice for consumers looking for a high-quality fish oil supplement.
Advantages & disadvantages of AOV
| Advantages of AOV | Disadvantages of AOV |
| 1,000 mg fish oil | Not for vegetarians |
| High EPA content | |
| Sustainably caught fish | |
| No artificial thickeners | |
| Packaging made from 100% recycled plastic |
3. Vitakruid Forte 1,000 mg
Vitakruid is a very well-known Dutch brand in the field of quality food supplements. These fish oil capsules from Vitakruid also do not disappoint. Vitakruid's special formula offers a generous dose of omega-3 fatty acids with 350 mg EPA and 250 mg DHA per 1000 mg fish oil concentrate capsule. But that's not all.
A characteristic aspect of this product is the addition of vitamin E in the form of d-alpha-tocopherol, the most biologically active form. This vitamin plays a key role in protecting body cells against oxidation and contributes to the effectiveness and shelf life of the omega-3 fatty acids in the capsule.
Buy Vitakruid Fish Oil Forte →
Another major plus of the Visolie Forte 1000 is the attention to purity and stability. The company maintains strict quality control measures, including the requirement of a certificate of analysis for each production batch, to guarantee that the fish oil is pure and free from oxidation. The extraction process is also carried out without heating, which contributes to maintaining the nutritional value of the fish oil.
While the Visolie Forte 1000 has a lot to offer, there are some points that could be improved. Firstly, information about the source of the fish oil is missing. Sustainability is an important consideration for many consumers, and it would be helpful to know whether the fish oil comes from sustainable fishing practices.
Nevertheless, the Visolie Forte 1000 deserves our recommendation for its excellent formula, high purity, and attention to quality control. This supplement is certainly a good choice for consumers looking for a high dose of omega-3 fatty acids in an easy-to-take formula.
Advantages & disadvantages of Vitakruid
| Advantages of Vitakruid | Disadvantages of Vitakruid |
| 1,000 mg fish oil | Source of fish oil unknown |
| Rich in EPA and DHA | No allergen information |
| Added vitamin E (d-alpha-tocopherol) | |
| Cold extraction process preserves nutrients | |
| Vitamin E extends shelf life | |
| Pure fish oil, free from oxidation |
4. Royal Green 790 mg
Trust in the best fish oil is highly dependent on the purity and concentration of the ingredients, and with Royal Green's fish oil, it's definitely good and ranks number 4 in our top-5 best fish oil capsules.
Royal Green uses a unique extraction purification process to remove all unwanted elements, such as PCBs, heavy metals, mercury, and other harmful substances.
The result? A pure, broad-spectrum, and highly concentrated fish oil supplement, with as much as 79% Omega-3 fatty acids, consisting of 530 mg EPA, 160 mg DHA, and 100 mg other Omega-3 fatty acids per softgel.
Buy Royal Green Fish Oil →
The brand also pays attention to the small details that improve the consumer experience. The addition of antioxidants inhibits the oxidation of the fish oil, and a pleasant orange aroma effectively masks any fishy aftertaste. Furthermore, the product is available in two sizes of 30 and 60 softgels.
Royal Green is one of the few fish oil supplements to have acquired the 'Friend of the Sea' certificate, meaning their fish oil comes from sustainable fishing and does not use overfished species.
In short, Royal Green's fish oil capsules are not only a high-quality source of essential fatty acids but also a product you can be sure is produced ethically and sustainably.
It is clear that Royal Green is committed to both the health of their customers and the health of our oceans. This combination of quality, purity, and sustainability gives the Dutch brand a well-deserved fourth place in our top list.
Advantages & disadvantages of Royal Green
| Advantages of Royal Green | Disadvantages of Royal Green |
| High concentration of omega-3 | Not for vegetarians and vegans |
| Both EPA and DHA present | Royal Green is not available everywhere |
| Unique extraction purification process | Not for people with fish allergies |
| Contains vitamin E against oxidation | |
| Very sustainable; Friends of the Sea |
5. Davitamon Omega-3
Davitamon Complete Omega-3 Fish Oil is an excellent choice for anyone looking to supplement their diet with essential omega-3 fatty acids, vitamins, and minerals.
This fish oil supplement comes in an easy-to-take capsule, which contains a wide range of nutrients. Particularly, the 55% omega-3 fatty acids, including EPA and DHA, contribute to the proper functioning of the heart. Additionally, DHA is an important building block for the brain and vision.
Buy Davitamon Omega-3 fish oil →
The Davitamon omega-3 fish oil capsules I tested also contain magnesium, which is good for muscle function. Furthermore, it contributes to memory and concentration due to the addition of vitamins B1, B3, B6, B8, B11, B12, C, and magnesium.
Davitamon is a reliable brand with a history dating back to 1928. This reputation is reflected in the quality of their products. The brand strictly adheres to guidelines and recommendations and develops products based on the latest scientific insights.
This Davitamon fish oil is free from sugar, preservatives, and flavorings, making it a pure choice for those who want to avoid unnecessary additives. The advice is to take one capsule daily, preferably during or after a meal.
In short, Davitamon Complete Omega-3 Fish Oil is an excellent addition to the daily diet and offers a wide range of health benefits. It is an affordable, complete, and easy way to ensure the intake of essential omega-3 fatty acids, vitamins, and minerals.
Advantages & disadvantages of Davitamon
| Advantages of Davitamon | Disadvantages of Davitamon |
| 500 mg fish oil; suitable from 12 years | ‘Only’ 500 mg fish oil |
| Omega-3 fatty acids (both EPA and DHA) | Large capsule is harder to swallow |
| Vitamins A, C and D for the immune system | Not suitable for vegans and vegetarians |
| Vitamin B complex for extra energy | |
| Magnesium for better concentration | |
| Free from sugar and preservatives |
Experiences with omega 3 fish oil
On Vitamines.com, fish oil is a popular omega-3 supplement, and we have received many fish oil experiences. Are you also an expert and would like to share your experience? Please send your feedback to support@vitamines.com and we will add it to this review page.
- Jeroen, 45 years old from Zwolle: “Since I started using fish oil supplements, I've noticed that my concentration has improved. I also feel more energetic overall.”
- Marloes, 38 years old from The Hague: “I have a stressful job, and since I started taking fish oil capsules, I've noticed that my mood is more stable, and I can cope better with stress.”
- Lars, 51 years old from Eindhoven: “I've been using fish oil for my cholesterol level for a few months now.”
- Anouk, 29 years old from Enschede: “Fish oil has greatly helped me with my dry skin. I've been using it for a few months now, and my skin feels much smoother and more hydrated.”
- Vera, 42 years old from Almere: “Since I started using fish oil, I feel much fitter. It has also had a positive effect on my blood pressure.”
- Tim, 36 years old from Arnhem: “I exercise a lot, and since I started using Daily co fish oil capsules, my experience is that my muscle recovery is faster.”
- Patricia, 33 years old from Gouda: “I use fish oil for my vision. I feel it helps keep my eyes healthy, especially since I spend a lot of time in front of the computer.”
What is omega 3 good for?
It's not so much that fish oil is good for you, but rather the omega-3 fatty acids. A healthy diet is rich in omega-3 fatty acids and thus contributes to optimal health.
The omega-3 in our best tested fish oil supplements:
- Are important building blocks for your brain
- Are good for eyesight
- Are beneficial for blood pressure
- Support the heart
- Support normal blood fat levels
Read more about: What is fish oil good for?
What types of omega-3 fatty acids are there?
Omega-3 fatty acids play a crucial role in our health. ALA, the most common in the Western diet, is inefficiently converted to EPA and DHA. We will review them below.
ALA (Alpha-linolenic acid)
ALA is the most common omega-3 fatty acid in the Western diet. It is primarily used for energy, but can also be converted into the biologically active forms EPA and DHA.
However, this conversion process is very inefficient in humans, with an average conversion of only 1-10 percent to EPA and 0.5-5 percent to DHA. The conversion depends on adequate levels of other nutrients such as copper, calcium, magnesium, zinc, iron, and vitamins B6 and B8.
Vegetarians and vegans may have difficulty getting enough of these nutrients. Furthermore, omega-6 fatty acids, which are found in large quantities in the Western diet, can hinder the conversion of ALA to EPA and DHA.
ALA is mainly found in flaxseed, flaxseed oil, chia seeds, walnuts, hemp seeds, and soybeans.
Also read: Can you lose weight with omega 3?
EPA (Eicosapentaenoic acid)
EPA is primarily found in animal products such as fatty fish and shellfish, as well as in some types of algae. It plays a role in the production of signaling molecules called eicosanoids, which have numerous physiological functions.
DHA (Docosahexaenoic acid)
DHA is the most important omega-3 fatty acid in the body and is an essential structural component of the brain, the retina of the eyes, and other body parts. The body can convert some of the DHA into EPA.
Like EPA, DHA is mainly found in fatty fish such as sardines, salmon, herring, and mackerel. Organic meat, eggs, and full-fat dairy from grass-fed animals also contain significant amounts.
With Daily co's best fish oil capsules, you quickly get essential omega-3 fatty acids.
How quickly does fish oil work?
It is difficult to say exactly how quickly fish oil works. People buy the best fish oil capsules for the health benefits of EPA and DHA, but in most cases, you will not experience an immediate noticeable effect. Studies on the effects of these fatty acids show that they were often used for weeks to assess results.
Does fish oil have side effects?
Fish oil can cause various side effects. Common ones include gastrointestinal complaints such as nausea, burping, and diarrhea. A fishy aftertaste or breath is also a frequently reported side effect. Additionally, fish oil has a blood-thinning effect, which can be risky when using blood thinners.
High doses can increase the risk of cardiac arrhythmias. Allergic reactions are possible in people with a fish allergy. Less frequent side effects include headache, dizziness, skin rash, and increased blood sugar levels. Most side effects are mild and temporary.
Read more about: Fish oil during pregnancy
My conclusion about fish oil capsules
Fish oil capsules are an excellent addition to your diet due to their rich content of omega-3 fatty acids such as EPA and DHA. These fatty acids play a crucial role in supporting your heart, brain, eyes, and blood pressure, offering a wide range of scientifically proven health benefits.
When choosing a suitable fish oil supplement, it is important to pay attention to purity, concentration, and sustainability. Our review of 33 fish oil products has shown that Daily Co's capsules are the best choice, offering excellent value for money and high doses of essential fatty acids.