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Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels

Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels

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  • 5. Supports cardiovascular risk reduction
  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Provides 1000mg high strength cod liver oil per capsule daily
  • ✔️ Supplies omega-3 EPA and DHA to support heart and joint health
  • ✔️ Naturally contains vitamins A and D for immune and bone support
  • ✔️ 180 capsules per pack — six months' supply at one capsule daily
  • ✔️ Suitable for adults and young people aged 12 and over

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What Is Cod Liver Oil 1000mg and What Does It Do?

 

If you're looking for a straightforward way to support your joints, heart, and eyes, cod liver oil 1000mg is one of the most widely used supplements in the UK. Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels delivers a concentrated dose of omega-3 fatty acids — specifically EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid) — alongside naturally occurring vitamins A and D. These nutrients play a recognised role in maintaining normal vision, immune function, and bone health. You can browse the full range of vitamins and supplements available at Cured Pharmacy if you'd like to compare options.

Omega-3 fatty acids are classed as essential fats, meaning your body cannot produce them on its own — you have to get them from food or supplements. Oily fish is the richest dietary source, but many people in the UK simply don't eat enough of it. A daily soft gel capsule can help bridge that gap conveniently and consistently.

 

How Does Natures Aid Cod Liver Oil Work in the Body?

 

The active components in cod liver oil work through several complementary pathways:

  • EPA and DHA are incorporated into cell membranes throughout the body, where they help regulate inflammatory responses and support cardiovascular function.
  • DHA is a structural component of the retina and brain, making it particularly relevant for eye health and cognitive function.
  • Vitamin A (retinol) contributes to the maintenance of normal vision, skin, and immune function.
  • Vitamin D supports calcium absorption, helping to maintain normal bones and teeth, and plays a role in muscle function.

Together, these nutrients work synergistically. The omega-3s reduce the production of pro-inflammatory eicosanoids, while vitamins A and D support cellular and immune processes that omega-3s alone cannot address.

 

Who Should Consider Taking This Supplement?

 

This product is suitable for a broad range of adults who want to support their general health through daily supplementation. It's particularly relevant if you fall into one of the following groups:

  • Adults who eat little or no oily fish and want to maintain omega-3 intake
  • People looking to support joint comfort and flexibility, especially as they age
  • Those wanting to maintain normal heart function and cardiovascular health
  • Adults concerned about vitamin D insufficiency, which is common in the UK during autumn and winter

It is not suitable for children under 12, pregnant women, or anyone with a known fish or shellfish allergy without prior medical advice. Always check with your pharmacist if you are unsure whether this supplement is right for you.

 

How Does Cod Liver Oil Compare to Standard Fish Oil?

 

Feature Natures Aid Cod Liver Oil 1000mg Standard Fish Oil 1000mg
Omega-3 (EPA + DHA) Yes — naturally present Yes — naturally present
Vitamin A Yes — naturally occurring No
Vitamin D Yes — naturally occurring No
Suitable in pregnancy No (high vitamin A) Generally yes (check label)

 

Is Cod Liver Oil 1000mg Safe to Store at Home?

 

Yes, provided you follow a few simple guidelines. Store the bottle below 25°C in a cool, dry place away from direct sunlight. Do not refrigerate unless the label specifically instructs you to. Keep the lid tightly closed after each use to prevent oxidation of the oil, which can cause it to go rancid. Always keep supplements out of the reach and sight of children.

If you're managing multiple health conditions alongside supplementation, it's worth exploring our pain relief range, which includes products that may complement joint support. This product is a food supplement. Speak to your doctor or pharmacist before using if you have an underlying medical condition or are taking other medicines.

Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels specifications
Treatment category Vitamins and Supplements
Mechanism of action Provides omega-3 fatty acids (EPA, DHA) and fat-soluble vitamins A and D to support inflammatory regulation, cardiovascular, joint, and eye health
Effective for Supporting joint comfort, heart health, normal vision, immune function, and bone health
Suitable for Adults aged 12 and over (not suitable in pregnancy)
Active ingredient Cod liver oil 1000mg (providing EPA, DHA, vitamin A, vitamin D)
Pack size 180 soft gel capsules
Strength 1000mg per capsule (high strength)
UK classification Food supplement (OTC)
Drug class Omega-3 fatty acid supplement
Preparation Soft gel capsule
Route of administration Oral

Specifications of Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels

 

What Is Natures Aid Cod Liver Oil 1000mg and What Is It Used For?

 

Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels is an over-the-counter food supplement derived from the liver of Atlantic cod. Each capsule provides omega-3 fatty acids — EPA and DHA — along with naturally occurring vitamin A and vitamin D. These nutrients are used to support joint mobility, cardiovascular health, normal vision, and immune function. The NHS notes that omega-3 fatty acids found in oily fish may help maintain heart health, and vitamin D is recommended for everyone in the UK during autumn and winter months due to limited sunlight exposure.

 

What Do You Need to Know Before Taking This Supplement?

 

Before starting any new supplement, it's important to check whether it's appropriate for you. Do not take this product if any of the following apply:

  • You are pregnant or planning to become pregnant — cod liver oil contains vitamin A (retinol), which can harm an unborn baby at high doses
  • You have a known allergy to fish or fish products
  • You have hypervitaminosis A or D (excess vitamin A or D in the body)
  • You are a child under 12 years of age

The following drug interactions are known or possible with cod liver oil:

  • Anticoagulants (e.g. warfarin): Omega-3 fatty acids may have antiplatelet effects, potentially increasing bleeding risk when combined with blood-thinning medicines
  • Antiplatelet drugs (e.g. aspirin, clopidogrel): Similar caution applies — speak to your GP or pharmacist before combining
  • Other vitamin A or D supplements: Taking multiple products containing these vitamins simultaneously may lead to excessive intake

 

How Should You Take Natures Aid Cod Liver Oil 1000mg?

 

  1. Take one soft gel capsule per day.
  2. Swallow the capsule whole with a full glass of water.
  3. Take with food — ideally your main meal — to aid absorption and reduce the chance of a fishy aftertaste.
  4. Do not exceed the stated dose unless directed by a healthcare professional.
Indication Age Group Dose Frequency
General omega-3 supplementation Adults and children 12+ 1 capsule (1000mg) Once daily with food
Not recommended Under 12 years
Not recommended Pregnant women

 

What Are the Possible Side Effects of This Supplement?

 

Like all supplements, cod liver oil can cause side effects in some people, though not everyone experiences them. Most are mild and tend to resolve on their own.

Common side effects:

  • Fishy aftertaste or fishy-smelling breath
  • Mild nausea, especially if taken on an empty stomach
  • Loose stools or mild diarrhoea
  • Burping or bloating

Less common side effects:

  • Heartburn or acid reflux
  • Skin reactions in those with fish allergies
  • Headache (rare, associated with excessive vitamin A intake)

If you experience any signs of an allergic reaction — such as swelling, difficulty breathing, or a rash — stop taking the supplement immediately and seek medical attention. You may also find it helpful to look at our skin care range if you're managing any skin-related concerns alongside supplementation.

 

How Should You Store Natures Aid Cod Liver Oil 1000mg?

 

  • Store below 25°C in a cool, dry place
  • Keep away from direct sunlight and heat sources
  • Keep the lid tightly closed after each use to prevent oxidation
  • Do not refrigerate unless specifically instructed on the label
  • Keep out of the sight and reach of children
  • Do not use after the expiry date printed on the packaging
  • Do not use if the capsules appear discoloured or the seal is broken

For those managing broader health needs, our vitamins and supplements collection includes a wide range of products to support everyday wellbeing.

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Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy Natures Aid Cod Liver Oil 1000mg online in the UK?

You can buy Natures Aid Cod Liver Oil 1000mg High Strength 180 Soft Gels directly from Cured Pharmacy, a GPhC-registered UK online pharmacy, for just £12.49. No prescription is needed — it's available as an over-the-counter supplement. Simply add it to your basket and it will be dispatched to your door.

How does cod liver oil 1000mg work in the body?

Cod liver oil provides EPA and DHA omega-3 fatty acids, which are incorporated into cell membranes and help regulate inflammatory pathways throughout the body. It also supplies vitamins A and D, which support vision, immune function, and bone health. These nutrients work together to maintain several key physiological processes that diet alone may not always cover.

How do I take Natures Aid Cod Liver Oil 1000mg step by step?

Take one soft gel capsule daily with your main meal and a full glass of water. Swallow the capsule whole — do not chew or crush it. Taking it with food helps improve absorption of the fat-soluble vitamins and reduces the likelihood of a fishy aftertaste.

What is the best time of day to take cod liver oil 1000mg?

There is no strict rule, but most people find taking it with their largest meal of the day — typically lunch or dinner — works best. Fat-soluble vitamins A and D are better absorbed when taken alongside dietary fat. Consistency matters more than timing, so pick a time that fits your routine and stick to it.

Can I take cod liver oil 1000mg if I am pregnant?

No. Cod liver oil is not recommended during pregnancy because it contains vitamin A in the form of retinol, which can be harmful to a developing baby at high doses. The NHS advises pregnant women to avoid supplements containing retinol. If you need omega-3 support during pregnancy, speak to your GP or midwife about a suitable alternative.

What are the side effects of Natures Aid Cod Liver Oil 1000mg?

The most common side effects are a fishy aftertaste, mild nausea, and loose stools — particularly if taken on an empty stomach. These effects are usually mild and can often be avoided by taking the capsule with food. If you experience any signs of an allergic reaction, stop taking it and seek medical advice promptly.

Who is eligible to take Natures Aid Cod Liver Oil 1000mg?

This supplement is suitable for adults and young people aged 12 and over who are not pregnant and do not have a fish allergy. It is particularly useful for those who eat little oily fish and want to maintain omega-3 intake. People with underlying health conditions or those taking regular medication should check with their pharmacist or GP before starting.

Can cod liver oil interact with other medicines?

Yes — cod liver oil may interact with anticoagulant medicines such as warfarin and antiplatelet drugs like aspirin or clopidogrel, potentially increasing the risk of bleeding. Taking it alongside other vitamin A or D supplements could also lead to excessive intake of those vitamins. Always tell your pharmacist about all supplements you are taking, especially if you are on prescribed medication.

What happens if I miss a dose of cod liver oil 1000mg?

If you forget to take your daily capsule, simply take it as soon as you remember — unless it is almost time for your next dose, in which case skip the missed one. Do not take two capsules to make up for a missed dose. Missing the occasional day is unlikely to have any significant effect on your health.

How long can you take Natures Aid Cod Liver Oil 1000mg for?

Cod liver oil can generally be taken as a long-term daily supplement at the recommended dose of one capsule per day. Because it contains vitamin A, it is important not to exceed the stated dose over extended periods. If you have any concerns about long-term use, particularly if you take other supplements containing vitamin A or D, speak to your GP.

Is Natures Aid Cod Liver Oil 1000mg suitable for vegetarians or vegans?

No. Cod liver oil is derived from fish and the capsule shell is typically made from gelatin, making it unsuitable for vegetarians and vegans. If you follow a plant-based diet and want omega-3 support, algae-based DHA supplements are a suitable alternative. You can explore other options in our vegan supplement range.

What are the alternatives to cod liver oil 1000mg?

Alternatives include standard fish oil capsules (which provide EPA and DHA without vitamins A and D), algae-based omega-3 supplements (suitable for vegans), and flaxseed oil (which provides ALA, a plant-based omega-3). The right choice depends on your dietary preferences, health goals, and any contraindications. A pharmacist can help you decide which option suits you best.

Does cod liver oil help with joint pain?

Omega-3 fatty acids found in cod liver oil have anti-inflammatory properties that may help support joint comfort and mobility. Some people with conditions such as osteoarthritis report benefit from regular omega-3 supplementation, though it is not a treatment for any specific medical condition. If you are managing joint pain, you may also want to look at our pain relief range for additional support options.

What are the latest studies on cod liver oil and heart health?

Research continues to support the role of omega-3 fatty acids in cardiovascular health, with evidence suggesting they can help maintain normal triglyceride levels and support heart rhythm. The NHS acknowledges that eating oily fish — and by extension, omega-3 supplementation — is associated with heart health benefits. However, cod liver oil supplements are not a substitute for prescribed cardiovascular medicines and should not replace medical treatment.

Can children take Natures Aid Cod Liver Oil 1000mg?

This particular product is formulated for adults and is not recommended for children under 12 years of age. Children have different nutritional requirements and lower safe upper limits for vitamins A and D. If you are looking for omega-3 or vitamin D support for a younger child, speak to your GP or health visitor, or explore our baby and toddler range for age-appropriate options.

How Should You Use Natures Aid Cod Liver Oil 1000mg?

Using this supplement correctly is straightforward, but a few simple steps will help you get the most from it. Always read the label before starting and follow the instructions provided by the manufacturer.

If you find the fishy aftertaste bothersome, try taking the capsule at the start of your meal rather than after it. Some people also find that chilling the bottle (without freezing) can help reduce this effect.

What Is the Correct Dose of Natures Aid Cod Liver Oil 1000mg?

The recommended dose for this product is one capsule per day for adults and young people aged 12 and over. Do not take more than the stated dose — exceeding it over time could lead to excessive intake of vitamins A and D, both of which can accumulate in the body.

When Is the Best Time to Use Natures Aid Cod Liver Oil 1000mg?

There is no single "correct" time, but taking your capsule with your largest meal of the day — whether that's lunch or dinner — tends to work well for most people. The fat-soluble vitamins A and D in cod liver oil are absorbed more efficiently when consumed alongside dietary fat, so pairing the capsule with a meal that contains some fat makes practical sense.

Consistency is key. Taking it at the same time each day helps you build a habit and ensures you don't miss doses. If you take other supplements or medicines, space them out where possible and check with your pharmacist about the best order to take them.

How Long Can You Use Natures Aid Cod Liver Oil 1000mg For?

This supplement can be taken daily on a long-term basis at the recommended dose of one capsule per day. Many people take cod liver oil year-round as part of their general health routine, particularly to maintain omega-3 intake and support vitamin D levels during the darker months.

Because cod liver oil contains vitamin A, it is important not to take more than the recommended amount over extended periods. If you are also taking other supplements that contain vitamin A or D, check with your pharmacist to ensure your combined daily intake remains within safe limits. If you have any underlying health conditions, it is sensible to review your supplement use with your GP periodically.

Do not exceed the recommended dose. If in doubt, speak to your pharmacist.

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What Are the Most Common Side Effects of Cod Liver Oil 1000mg?

Most people tolerate cod liver oil well, but some do experience mild side effects, particularly when first starting the supplement. These are usually temporary and often linked to taking the capsule on an empty stomach.

  • Fishy aftertaste or fishy-smelling breath
  • Mild nausea
  • Loose stools or mild diarrhoea
  • Burping or flatulence
  • Bloating

Taking the capsule with food — especially a meal containing some fat — is the most effective way to reduce these effects. If symptoms persist beyond the first week or two, speak to your pharmacist.

What Are the Less Common Side Effects of Cod Liver Oil 1000mg?

Less frequently, some people may experience the following side effects. These are not common but are worth being aware of, particularly if you are taking higher doses or combining this supplement with others.

  • Heartburn or acid reflux
  • Stomach cramps
  • Headache (associated with excessive vitamin A intake if the dose is exceeded)
  • Skin reactions in individuals with a sensitivity to fish products

If you notice any of these effects and they do not resolve, stop taking the supplement and consult your pharmacist or GP.

What Are the Serious Side Effects of Cod Liver Oil 1000mg?

Serious side effects are rare when cod liver oil is taken at the recommended dose. However, you should be aware of the following situations that require prompt medical attention.

Signs of an allergic reaction — including swelling of the face, lips, or throat, difficulty breathing, or a widespread rash — require immediate medical attention. Stop taking the supplement straight away and call 999 or go to your nearest A&E. Vitamin A toxicity (hypervitaminosis A) can occur if the supplement is taken in excess over a prolonged period; symptoms include severe headache, dizziness, nausea, and skin changes. This is why it is critical never to exceed the stated dose.

What Should You Do If You Experience Side Effects?

For mild side effects such as a fishy aftertaste or nausea, try taking the capsule with a larger meal or at a different time of day. Most mild effects settle within the first few days of use. If you experience persistent gastrointestinal symptoms, consider whether another omega-3 supplement without vitamins A and D might be more suitable for you — your pharmacist can advise.

For any side effect that is severe, unexpected, or does not improve, stop taking the supplement and seek advice from your GP or pharmacist. You can also report suspected side effects of food supplements to the Food Standards Agency (FSA) or via the MHRA Yellow Card scheme.

Can Cod Liver Oil 1000mg Interact With Other Medicines?

Yes. The omega-3 fatty acids in cod liver oil have mild antiplatelet properties, which means they can interact with medicines that affect blood clotting. If you are taking warfarin, aspirin, clopidogrel, or any other anticoagulant or antiplatelet medicine, speak to your GP or pharmacist before starting this supplement. Your INR (if you take warfarin) may need to be monitored more closely.

Taking cod liver oil alongside other supplements containing vitamin A or vitamin D may also result in excessive intake of these fat-soluble vitamins. Always tell your pharmacist about every supplement and medicine you are taking so they can check for potential interactions.

If you are concerned about any side effects, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

📖 Find out more about our team of medical content authors and how we ensure the accuracy of our content with our content guidelines.

Content last updated: 31 Mar 2025

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