Vitamin C
Vitamin C is a water soluble Vitamin. This means that too much Vitamin C cunsumption is discarded quickly. Fat soluble Vitamins on the other hand are stored in your fat resources and too much of them can poison you. Vitamin C is the the most important antioxidant and is needed to form collagen, to hold cells together, etc. Vit-C also improves iron absorption and resistance against deseases.