We all know that vitamin C is one of the most popular health supplements which acts as a stimulant for the immune system of our body. Recent research has revealed that vitamin C could play a part in cancer prevention.Food SourcesSome of the sources of vitamin c are cabbage, cauliflower, guava, kiwi, papaya and strawberries.Who Needs Extra Vitamin C?Although all of us need vitamin c there are others who need it more than us. Who are they?1. Elderly FolksAs one grows older the ability to absorb vi.