Vitamin C, or Ascorbic Acid, is a water-soluble vitamin that must be consumed daily in the human diet. Foods that are rich in Vitamin C include citrusy fruits, broccoli, kale, red and green peppers, as well as a variety of other fruits and berries. The 2016 Reference Daily Intake for healthy individuals is 90mg per day for Adults and Children over 4. As a dietary supplement, Vitamin C may help to support skeletal health, healthy antioxidant activity, and a healthy immune system.^✝