Seal oil
Seal oil is a rich source of omega-3. It is often taken as a supplement. In addition to containing DHA and EPA it also contains DPA, which is hard to find in regular foods. DPA will help your body absorb DHA and EPA, that’s why seal oil is so prized.
Mackerel
Mackerel are small, fatty fish that contain 4,107 mg of Omega-3 per serving. These fish are delicious and require little preparation.
Salmon
Salmon is one of the most nutrient-dense foods on the planet. It contains 4,123 mg of omega-3 per serving. Also has a high-quality protein and a variety of nutrients, including large amounts of vitamin D, selenium, and B vitamins.
Herring
Herring is a medium-sized, oily fish that contains 946 mg of omega-3 per serving. It is often cold-smoked, pickled, or precooked and sold as a canned snack.
Oysters
Oysters can be eaten as an appetizer, snack, or whole meal. This seafood contains 946 mg of omega-3 per serving. They are a delicacy in many countries.
Sardines
Sardines are very small, oily fish that contain 2,205 mg of omega-3 per serving. They’re highly nutritious, especially when eaten whole. They contain almost every nutrient your body needs.
Caviar
Caviar consists of fish eggs, or roe and contains 1,086 mg of omega-3 per serving. Widely regarded as a luxurious food item, caviar is most often used in small quantities as a starter, taster, or garnish.
Flax seeds
Flax seeds are small brown or yellow seeds that contain 2,350 mg of omega-3 per serving. They are often ground, milled, or used to make oil. These seeds are by far the richest whole-food source of the omega-3 fat alpha-linolenic acid (ALA). Therefore, flaxseed oil is often used as an omega-3 supplement.
Chia seeds
Chia seeds are incredibly nutritious with 5,060 mg of omega-3 per serving. They are rich in manganese, selenium, magnesium, and a few other nutrients.
Walnuts
Walnuts are very nutritious, loaded with fiber and contain 2,570 mg of omega-3 per serving. They also contain high amounts of copper, manganese and vitamin E.
Soybeans
Soybeans are a good source of fiber and vegetable protein, with a good 1,241 mg of omega-3 per serving. They are also a good source of other nutrients, such as riboflavin, folate, vitamin K, magnesium, and potassium.