Omega-3 fatty acids are essential fats involved in normal cell membrane structure, heart health, brain health, eye health and inflammatory balance. Omega-3 supplements are commonly considered when dietary intake of oily fish is low or when EPA and DHA support is desired.

EPA and DHA are two long-chain omega-3 fatty acids commonly found in fish oil, krill oil and algae oil products. EPA is often emphasised in formulas positioned for inflammatory balance and heart health, while DHA is commonly highlighted for brain, eye and pregnancy-related nutritional support. Many products contain both.

ALA is a plant-based omega-3 fatty acid found in foods such as flaxseed, chia seeds and walnuts. The body can convert some ALA into EPA and DHA, but this conversion is limited. People wanting direct EPA and DHA support often choose fish oil, krill oil or algae-derived omega-3 products.

Look at the amount of EPA and DHA per serve, the source of oil, capsule count, serving size, concentration, freshness, flavour, sustainability information, allergen suitability and whether the product is designed for general health, pregnancy, children, heart support, joint support or practitioner-guided use.

Not always. A high-strength fish oil may provide more EPA and DHA per capsule, which can reduce the number of capsules needed. However, the best product depends on your needs, tolerance, dose instructions and whether you prefer fish oil, krill oil, algae oil or a lower-dose daily formula.

Fish oil and krill oil both provide omega-3 fatty acids, but they differ in source, concentration, capsule size, natural colour and how the omega-3s are carried in the oil. The better choice depends on the product formula, EPA/DHA amount, tolerance, allergen suitability and personal preference.

Algae omega-3 is a plant-origin source of omega-3, often used for DHA or DHA/EPA support. It may suit people who avoid fish or prefer a vegetarian or vegan-friendly omega-3 option, depending on the product label and capsule ingredients.

Omega-3 supplements may be useful for people who do not regularly eat oily fish. Fish oil, krill oil and algae oil products can provide EPA and DHA directly, while plant-based foods such as flaxseed and chia provide ALA. The right option depends on diet, goals and suitability.

Omega-3 supplements are often taken with food to support tolerance and reduce fishy aftertaste or reflux. Follow the product label, as serving size and timing can vary between capsules, liquids and practitioner formulas.

Yes. Some people may notice fishy burps, reflux, nausea or digestive discomfort with fish oil. Taking it with meals, splitting the dose, choosing an odourless formula, or trying a different omega-3 source may help. Stop use and seek advice if symptoms are persistent or severe.

Omega-3 is commonly used alongside multivitamins, vitamin D, magnesium, joint formulas, pregnancy formulas or heart health products. Check the full ingredient panels so you do not double up unnecessarily, especially if more than one product contains fish oil, krill oil, DHA or EPA.

Omega-3 supplements may not suit everyone, especially people taking blood-thinning medication, preparing for surgery, using high-dose omega-3 products, or managing a diagnosed condition. Ask your doctor or pharmacist before use if you take regular medication.

DHA is commonly considered during pregnancy and breastfeeding because omega-3 intake can be important during these life stages. Suitability depends on the product, dose, source, purity, pregnancy label directions and your individual needs. Speak with your doctor, midwife, pharmacist or qualified health professional before use.

Some omega-3 products are designed for children, but not every fish oil, krill oil or DHA product is suitable for every age group. Use products that clearly state children’s suitability and follow the label directions. For infants, young children or children with medical conditions, seek professional advice first.

Use caution when combining omega-3 products. Fish oil capsules, krill oil, algae DHA, pregnancy DHA, children’s omega-3 and joint formulas may all contribute to your total EPA and DHA intake. Taking several together may not be necessary unless professionally recommended.

People taking blood-thinning medication, preparing for surgery, managing bleeding disorders, seafood allergy, pregnancy, breastfeeding, diagnosed medical conditions, or using high-dose omega-3 products should seek professional advice before use.

No. This information is general only and does not replace personalised medical advice. If you are pregnant, breastfeeding, taking medication, shopping for a child, managing a diagnosed condition, allergic to seafood, or unsure which omega-3 product suits you, speak with a qualified health professional before use.