Fatty fish like salmon, tuna, and mackerel are excellent sources of Vitamin D.
Egg yolks are another great source of Vitamin D, but be mindful of cholesterol intake.
Mushrooms, especially those exposed to UV light, are a good plant-based source of Vitamin D.
Fortified dairy products like milk, yogurt, and cheese can provide a significant amount of Vitamin D.
Beef liver is a lesser-known source of Vitamin D, but can be a good option for those who enjoy organ meats.
Cod liver oil is a highly concentrated source of Vitamin D, but should be consumed in moderation due to its high levels of Vitamin A.