12 Best Omega-3 Rich Fish to Add to Your Indian Diet Today

Fish High in Omega-3 in India

Omega-3 contains all the required essential nutrients known to play a vital role in maintaining your overall health.

These omega-3 rich fish fatty acids provide support for heart function, improve brain health, and reduce inflammation.

But the truth is, your body is incapable of producing these healthy fats itself, and that’s why you need to obtain them through your diet and dietary supplements.

Several food items can help you obtain them, but one of the most effective ways is by eating omega 3 rich fish.

Especially those which are high in DHA (Docosahexaenoic Acid) and EPA (Eicosapentaenoic Acid).

Fortunately, India has a vast coastline and freshwater resources that provide numerous varieties that are both delicious and naturally rich in essential fats.

Below we have shared a list of 12 best omega-3-rich fish to add to your Indian diet, along with their benefits, omega-3 content, and several ways eat them.

What Are Omega-3 Fatty Acids? 

Omega-3 fatty acids are basically essential polyunsaturated fats that your body is not capable of producing on its own & there are mainly three types:

  • ALA (Alpha-linolenic acid) – This is found in plant oils
  • EPA (Eicosapentaenoic acid) – Found in fish and seafood
  • DHA (Docosahexaenoic acid) – Supports your brain and heart health

The most effective way to absorb EPA and DHA is through consuming omega-3-rich fish.

Why Are Omega-3s Important for Indian Lifestyles?

There has been a rise in heart disease, diabetes, anxiety and joint problems amongst people, for which omega-3 plays a crucial role in:

  • Reduced inflammation and joint stiffness 
  • Lowered cholesterol levels and reduced risk of heart attacks and stroke
  • Improved brain function and memory 
  • Boosted immunity and mood regulation 
  • Healthy development in children and unborn babies

There has been a rise in demand for processed food in urban India, making it more important than ever to reintroduce omega-3 rich fish into our daily meals.

Which One To Opt For: Fish or Supplements?

omega 3 fish vs supplements

Omega-3 capsules are widely available, but nutritionists recommend consuming natural sources, as they can enhance absorption, and you will be able to benefit from other nutrients as well, such as Selenium, vitamin D, and protein. In short, consuming omega-3 rich fish is better for your long-term health.

12 Omega-3 Rich Fish Commonly Available in India

best omega-3 rich fish infographics

The following omega-3 rich fish are among the healthiest seafood choices available across India.

  1. Indian Mackerel (Bangda)

Indian Mackerel is an oily fish that is popular in our country due to its availability and affordable cost. It is rich in omega-3 fatty acids, especially in EPA & DHA, which are known to promote cardiovascular health. Bangda contains approximately 1200 mg of omega-3 / 100g. It is popular on India’s western coast, where people enjoy it grilled or fried.

👉 Also Read :Bangda nutrition and health benefits
  1. Indian Salmon(Rawas)

Rawas has a soft, pink flesh and mild flavor, making it one of the most popular omega 3 rich fish and premium choices in India. It is power-packed with omega-3’s to help improve your heart and brain function. 100 grams of Rawas contains approximately 1000-1200 mg of Omega-3.

👉 Also Read :Rawas nutrition and health benefits
  1.  Seer Fish (Surmai / King Mackerel)

Seafood lovers are fans of it because of its firm texture and rich taste. In has lean protein to promote muscle repair and joint health. Surmai contains approximately 900 mg of Omega-3 per 100 grams of serving. It is at its best when shallow-fried or cooked in spicy coastal curries.

👉 Also Read :Surmai nutrition and health benefits
  1. Sardines (Mathi / Pedvey)

Sardines are small oily fish but pack a mighty punch. These omega-3 rich fish are readily available, affordable, and high in both calcium and vitamin D. Sardines contain approximately 1500-2000 mg of omega-3 per 100 grams of serving, making them one of the healthiest options. They are typically fried, grilled, and used in traditional coastal dishes.

  1. Hilsa (Ilish)

Hilsa, along with being the pride of Bengali cuisine, is also a powerhouse of omega-3 fatty acids. It contains a high level of oil, which helps your heart health and reduces triglyceride levels, thus decreasing the risk of heart disease. Hilsa contains approximately 1800 mg of Omega-3 per 100 grams. They are typically steamed or cooked in mustard gravy to get that authentic Bengali flavor.

👉 Also Read :Hilsa nutrition and health benefits
  1. Tuna

Tuna with omega-3 fatty acids is recognized worldwide. There are several varieties, but the ones popular in India are Yellowfin and Skipjack. Now, depending on which species you are opting for, it contains approximately 300-900 mg of omega-3 per 100 grams of serving (Canned or fresh). Tuna gets either grilled or baked, or used in salads to reap its maximum benefits.

👉 Also Read :Tuna nutrition and health benefits
  1. Rohu

Rohu, also known as labeo rohita, is a popular freshwater fish in eastern and northern India. Along with omega, it also contains a decent amount of proteins and minerals. There are approximately 500 mg of Omega-3 in 100 grams of a portion. It is normally cooked in spicy curries or fried using chili and turmeric.

👉 Also Read :Rohu nutrition and health benefits
  1. Catla (Indian Carp)

Katla is another freshwater fish that is typically found in Eastern India. It contains a moderate level of omega-3 fatty acids, around 400-600 mg of Omega-3 per 100 grams of serving. It goes well with tomato or mustard-based curries.

👉 Also Read :Katla nutrition and health benefits
  1. Pomfret

Pomfret is white fleshed, mild-flavored, and easy to digest. It is low in saturated fats and contains around 700 mg of Omega-3 per 100 grams. Just like Tuna, pomfret also has many varieties, but the ones that are popular in India’s coastal region are the black and white ones. Because it has a delicate texture, people prefer to grill or steam it.

👉 Also Read :Pomfret nutrition and health benefits
  1. Anchovies (Nethili)

Anchovies are small but nutrient-dense. It contains approximately 1000 mg of omega-3 per 100 grams and is mainly used in Kerala and Tamil Nadu cuisines. It tastes best when cooked or deep-fried in a spicy tamarind gravy.

  1. Bombay Duck (Bombil)

By its name, it might make people wonder about its duck-like appearance, but in fact, it’s a type of lizardfish found on India’s western coast. It has a powerful combination of omega-3, phosphorus, and calcium, beneficial for bone health. There are approximately 600 mg of omega-3 per 100 grams. It tastes its best when fried or dried and when used with pickles or chutneys.

  1. Barramundi (Kodavu/Bhetki / Asian Sea Bass)

Barramundi has a soft, flaky white flesh popular in Bengali and Goan cuisines. It is also low in mercury, making it one of the safest options for regular consumption. It contains approximately 900 mg of omega-3 per 100 grams. It is either baked, grilled, or used in coconut-based gravies.

👉 Also Read : Kodavu nutrition and health benefits 

Omega-3 Fish Recommendations Region-Wise

The table below shows omega-3 rich fish, both affordable and locally available.

RegionFish
🌊 West Coast (Mumbai in Maharashtra, Goa, Kerala) Mackerel, Seer, Sardines, Anchovies 
🌊 East India (Bengal, Odisha)Hilsa, Rohu, Catla, Barramundi 
🌊 North India (Delhi, Punjab)Frozen Rawas, Rohu 
🌊 South India (Chennai, Andhra) Anchovies, Pomfret, Mackerel 

Factors That Affect the Omega-3 Content in Fish

Even among omega-3 rich fish, there are several factors influencing their health fats amount:

  • Species and Habitat: The fatty species found in cold waters tend to have a higher amount compared to the tropical ones.
  • Diet: Wild fish that are fed algae and plankton tend to have higher amounts compared to the farmed ones.
  • Season: Fish caught during the colder months tend to have higher fat content.
  • Cooking Method: Overcooked ones will significantly lose their omega-3 content.

We prefer to opt for wild-caught varieties because they tend to provide better nutritional value.

Best Cooking Methods to Retain Omega-3

The cooking methods you use determine how much of the healthy fats and nutrients omega-3 rich fish retain, and below are a few we highly recommend.

  1. Steaming: One of the best methods is that you can preserve the maximum amount.
  2. Grilling or Baking: You can both retain its healthy fats and enhance the flavor.
  3. Pan-searing: A quick method that will help you keep your fish moist and nutrient-rich.
  4. Avoid Deep-Frying: Deep-frying can produce excessive heat, which in turn can break down omega-3 fatty acids and reduce their health benefits.

We recommend adding herbs, lemon juice, or olive oil to further enhance its flavor and nutritional value.

Omega-3 Fish Suitable For Kids, Pregnant Women and Elders

Who?Fish
👶 KidsSardine and pomfret are the best choices as they help the brain development and bone growth
🤰 Pregnant Women Salmon, Rohu (Low-mercury) and Seer fish, if consumed in moderate amounts, can support brain growth and also minimise the risk of complications.
👴 EldersMackerel and Catla can support heart and joint health. These fish are easier to digest, too.

(Note: If you are suffering from allergies or are under medical supervision, its best to consult a medical professional)

Tips for Sustainability, Sourcing and Buying

High demand for fish farming and widely caught varieties has resulted in overfishing and pollution in many regions. It is becoming important to source responsibly.

When Selecting Fish:

  1. Choose the ones with low mercury (Sardines, Rohu, Anchovies)
  2. Prefer wild-caught ones or responsibly farmed fish
  3. Skip banned or endangered varieties (eg: Thai Magur)

When Buying:

  • Opt for a certified vendor who follows strict cold chain protocols
  • Assess their hygiene standards and storage conditions
  • Support sustainability by opting for a supplier with transparent sourcing practices.

Final Thoughts on Fish High in Omega-3 in India

Yes, omega-3 fatty acids are essential fats, but they are indeed something that your body cannot produce naturally; You can fill that deficiency by adding the fish rich in omega-3 listed above to your diet.

From Indian mackerel to Eel, our country has a wide variety of options to satisfy each and every preference.

By including these omega-3 rich fish in your Indian diet, you won’t only be supporting your health but also your overall well-being for the coming years. 

Choose our monthly food delivery in Bangalore & we will make your healthy eating even easier. We will provide wholesome home-cooked meals that will support your dietary needs perfectly.

Check out our dishes below:
Curry
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Frequently Asked Questions

Why do fish have omega-3s?

Because of the algae and plankton they are fed, which naturally consume these healthy fats.

Name the fish with the highest omega-3 and the lowest mercury

Sardines. They have around 2000 mg / 100 g, and they also have the lowest mercury content.

Which fish does not have omega-3?

Almost all of them have it, but the ones with less content are tilapia and catfish.

What are vegan Sources of omega-3 Fatty acid?

Some of the vegan sources are chia seeds, which contain ALA (alpha-linolenic acid), hemp seeds, flaxseeds, walnuts, etc, known to be good sources of EPA and DHA.

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Author

  • Varun Shanbhag

    I'm a Bangalore-based food researcher specialising in seafood and regional Indian cuisine. My content is purely research-based, drawing from credible sources to ensure accuracy and reliability. While not a substitute for professional medical advice, my goal is to share well-researched, practical food insights that help readers make informed and responsible choices.

    View all posts Food Researcher & Homemade Food Enthusiast
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