What is vitamin c powdervitamin c powder is 100 ascorbic acid available as a water soluble powdervitamin c powder benefitsvitamin c is important to the athlete in that it helps to maintain normal function of the immune system during and after intense physical exercise it also contributes to the normal functioning of the nervous system normal psychological function and a reduction in tiredness and fatiguewho is vitamin c powder suitable forvitamin c powder is suitable for people looking t