Foods, including certain fish, egg yolks, and mushrooms, contain vitamin D. Changing your diet may help reduce or prevent vitamin D deficiency. The daily value (DV) for vitamin D is 600-800 IU (15 ...

You can find B vitamins in unprocessed foods such as meat, eggs, leafy green vegetables (e.g., kale, spinach, romaine lettuce), citrus fruits, and more. You can also get them through supplements.