Eat citrus fruits like oranges, lemons, limes, and grapefruits
Eat berries like strawberries, raspberries, and blackberries
Eat kiwi
Eat tropical fruits like guava, papaya, and pineapple
Eat vegetables like bell peppers, broccoli, Brussels sprouts, and cabbage
Eat leafy greens like kale, spinach, and Swiss chard
Eat tomatoes
Eat potatoes
Drink fortified juices
Take vitamin C supplements if needed