Fiber, Folate, Potassium, Betaine (an amino acid) Phytonutrients, (cancer fighting), Heart healthy nitrates, antioxidants (eye health in particular) other vitamins and minerals, low in calories, vitamin C, iron, and magnesium.
Here's the recipe for the pickling brine:
1 cup water
1 cup sugar
2 cups vinegar
1 teaspoon salt
(cinnamon sticks optional) Heat until dissolved.