Once fruit or vegetables have been picked they immediately start losing their vitamin C content. Although oranges are known for their high vitamin C content the ones you buy in the supermarkets usually do not contain much of this vitamin due to the picking and packing process. Vitamin C is also destroyed by heat and cooking.
Acerola cherries
Asparagus
Beet greens
Blackcurrants
Blueberries
Broccoli
Cabbage
Cantaloupe
Citrus fruit
Grapefruit
Green leafy vegetables
Green Peppers
Lemons
Limes
Mango
Oranges
Papaya
Parsley
Peas
Persimmons
Radish
Red peppers
Rose hip
Sprouts
Strawberries
Tangerine
Tomato
Watercress