The Vitamin C Challenge

  • Oranges and a glass of fresh orange juice

The Vitamin C Challenge

Do different varieties of the same fruit (like navel-, blood- or Mandarin oranges) have the same level of vitamin C? What about different brands of orange juice—or even fresh juice compared to juice made from frozen concentrate?

This experiment will help you compare vitamin C levels and rank orange varieties or juice brands from highest to lowest. Get to it!