Diverse diets are the best way to obtain nutrients that support health while minimizing the risk of certain chemicals that can accumulate in fish. Incorporating a variety of fish into your diet can provide a range of essential nutrients, including omega-3 fatty acids, protein, and vitamins, all of which are crucial for maintaining overall health.

Sardines

Sardines are an excellent choice for those looking to boost their nutrient intake. These small fish are packed with omega-3 fatty acids, which are known for their anti-inflammatory properties and support brain, heart, and metabolic health. A single portion of sardines contains more omega-3 fatty acids than salmon, making them a superior choice for those seeking to maximize their omega-3 intake.

Sardines are also one of the best sources of calcium, with a single serving offering as much calcium as a glass of milk. They are naturally rich in vitamin D, which aids in calcium absorption and plays a crucial role in immune function and bone health.

A 2021 study published in the journal Clinical Nutrition found that people with prediabetes who included sardines in their diet twice a week experienced a reduction in markers indicating a lower risk of type 2 diabetes and heart disease compared to those who followed a diabetes prevention diet.

Note: Sardines have a strong aroma. You can consume them between meals, on toast with avocado, mixed in pasta with garlic and olive oil, or fresh lemon and herbs to balance their intensity.

Salmon

Salmon is another top choice for health-conscious consumers. It offers many of the same benefits as sardines, with a milder aroma. Salmon is an excellent source of healthy omega-3 fatty acids and high-quality proteins and, like sardines, also provides vitamin D.

A common concern around seafood is mercury and environmental contaminants, but salmon remains a safe option. Both wild and farm-raised varieties contain similar levels of omega-3 and essential nutrients, and neither has a significant risk of mercury exposure.

To ensure a sustainable choice, opt for salmon certified by an organization such as the Marine Stewardship Council. This certification ensures that the fish is obtained responsibly and supports healthy ecosystems.

Trout

If you’re looking for a more delicate alternative to salmon, trout is an excellent choice. These two fish are related and can be used in similar recipes, but trout has a milder, less pungent aroma, making it a great option for those who prefer a milder taste. Like salmon, trout is rich in proteins, healthy omega-3 fatty acids, and essential nutrients, including vitamin D.

Note: A portion of trout ensures the entire daily requirement of vitamin D, an essential nutrient for bone health and immune function.

Arctic Char

Arctic char resembles salmon when raw, but as it cooks, it becomes less pink. In terms of aroma, it is more similar to trout. It is rich in omega-3 fatty acids, which can help prevent heart disease and are essential for brain health and development.

It is worth noting: It is extremely versatile and can be used in any recipe that requires salmon, making it an easy way to diversify your options.

Halibut

Halibut is a firm, white fish that is usually consumed as steaks rather than fillets, making it a top choice for grilling. In addition to being an excellent source of lean proteins, halibut provides more than half of the daily vitamin B12 requirements, which is crucial for nerve health and helps the body convert food into energy.

Note: Halibut contains higher levels of mercury than other fish, so the FDA classifies it as a “good” choice but not “the best.” To minimize exposure, it is recommended to consume no more than once a week.

Shrimp

According to the National Fisheries Institute, shrimp are the most popular seafood in America. They are an excellent source of protein with low-calorie content and are packed with other nutrients.

A remarkable compound in shrimp is astaxanthin, a carotenoid pigment responsible for its pink color. Animal research and supplements suggest that astaxanthin has strong antioxidant and anti-inflammatory effects, protecting against diseases, including heart disease, cancer, neurodegenerative disorders, and type 2 diabetes.

Note: Boiling and barbecuing keep more nutrients than frying.

Cod

Cod is one of the leanest seafood options available, with a cooked portion offering about 100 calories and 23 grams of impressive proteins. In addition to its protein content, cod provides vitamins B, which play a crucial role in converting food into energy to feed body cells.

Note: Its mild aroma makes it a great entry point for those new to the taste of fish, and its firm texture allows it to withstand various cooking methods, including grilling, baking, soups, and stews.

Branzino

Branzino, also known as the Mediterranean seabass, is a delicate and light white fish commonly found in the Mediterranean. It is an excellent source of lean proteins and vitamin D, a key nutrient that supports immune function, calcium absorption, and glucose metabolism.

Note: It is a smaller fish with easy-to-remove bones, making it often prepared and served whole.

Anchovies

These small fatty fish are loaded with nutrients, including proteins, omega-3s, and calcium. They are rich in selenium, an antioxidant that protects against cell damage that can lead to heart disease, cancer, and other health problems.

Note: Anchovies are most commonly sold packaged in oil and treated with salt in a can. You can find them in paste form. Beyond the classic uses, such as Caesar salad and pasta sauce, mix them in marinades or spread a thin layer on avocado toast.

Mussels

Mussels are rich in iron and vitamin B12 and also contribute significant amounts of zinc and protein to your diet, but they have a rather low calorie content; a portion has only 100 calories. While mussels are nutritious, they are usually served with fried potatoes or a few vegetables to get the most benefits for overall health.

Note: They are a top choice for environmental sustainability.

Mackerel

Mackerel are often described as oily and sweet, making them an excellent choice for those who are not as passionate about fish, those who do not know seafood well, and the adventurous. Like other fish, mackerel contain proteins and other key nutrients, including zinc and selenium, both supporting optimal immune function.

Note: They have a fairly low mercury content and are also the best choice for environmental sustainability.

Crab

There are several types of crab, including flounder, stone, and king crab. When consumed ripe, cooked, or steamed, they are a light and lean choice, with about 100 calories or less and up to 20 grams of protein per portion.

Note: Try crab in classic dishes, such as crab cakes, seafood salads, and avocado filled with crabs. You can also mix it in preparations with pasta and risotto, or even omelets.

Flounder

A portion has less than 100 calories and 15 grams of protein. Reducing the consumption of red meat and processed foods by consuming healthier fish, such as flounder, can help reduce the risk of heart disease, cancer, and type 2 diabetes.

Note: It can be purchased and cooked whole or in fillets. The fillets are soft and light, but their coating with minced nuts or flour will help them not to fall apart.

Tuna

Tuna is a source of friendly and versatile proteins, which is full of essential nutrients, such as omega-3 fatty acids, vitamin B12, iron, and selenium. It is an easy way to add lean proteins to the table, whether you need a quick lunch or a simple dinner option.

Instead of the usual tuna salad, mix the tuna with Greek yogurt and Dijon mustard for a lighter tart or mix it with avocado and lime juice for a creamy alternative, rich in nutrients.

Note: When choosing canned tuna, note that the white (albacore) and yellowfin varieties have more mercury than the (light) list. To limit exposure, it is best to stay with light tuna when you eat it more often than once a week. Limit the varieties with high mercury content to once a week, according to today.com.

In conclusion, incorporating a variety of fish into your diet can provide a range of essential nutrients that support overall health. Whether you choose sardines for their high omega-3 content, salmon for its versatility, or trout for its mild flavor, there are plenty of options to suit every taste and dietary need. By making informed choices and opting for sustainable seafood, you can enjoy the benefits of fish while supporting healthy ecosystems.