Which food source is known to be rich in omega-3 fatty acids and Vitamin D?

Fatty fish, such as salmon, are well-known for their high content of omega-3 fatty acids as well as vitamin D. Omega-3 fatty acids are essential fats that play a crucial role in heart health, brain function, and reducing inflammation. Fatty fish are among the best food sources for these beneficial fats. Additionally, they are also a significant source of vitamin D, which is important for bone health, immune function, and various other bodily processes.

In contrast, lean beef provides protein and some B vitamins but lacks significant levels of omega-3 fatty acids and vitamin D. Almonds and nuts are high in healthy fats, specifically monounsaturated fats and omega-6 fatty acids, but they do not contain meaningful amounts of omega-3 fatty acids or vitamin D. Similarly, while green leafy vegetables are nutrient-dense and provide vitamins such as vitamin K and folate, they are not sources of omega-3 fatty acids or vitamin D. Therefore, fatty fish is the clear choice as the food source that is rich in both omega-3 fatty acids and vitamin D.