Because different foods have different vitamins. A balanced diet with nutrient-dense foods can deliver all vital vitamins. Foods with several vitamins include:
Spinach contains vitamin K, A, C, E, and B vitamins, including folate (B9).
Vitamins A, C, and B6 are abundant in sweet potatoes. They contain nutrients and fiber.
Oranges and other citrus fruits are vitamin C-rich. They provide vitamin A, B1, B5, and minerals.
Vitamin E, B2, B3, magnesium, and manganese are found in almonds.
Red and yellow bell peppers are high in vitamin C, A, B6, and E.