This pure powdered form is the most economical way to buy vitamin C. It is also the easiest to use as it can be added to drinks where it is fast dissolving. Powders are ideal for those who find tablets difficult to swallow or those who require large amounts of this vitamin. This product has a refreshing sharp taste similar to fruit acids such as lemons and limes, and is ideally suited for fortifying fruit juices and squashes. Vitamin C contributes to collagen formation for the normal function of the skin, gums and the immune system. It also contributes to the reduction of tiredness and fatigue and to the protection of cells from oxidative stress.