Surprise! Harsh Supermarket Lights Add Nutrients to Spinach

Think the spinach in supermarkets isn't as nutrient-packed as the stuff that comes straight out of the ground? Think again. The unpleasant fluorescent lighting found in grocery stores actually enhances the nutritional value of spinach, according to a study in the American Chemical Society's Journal of Chemistry.

The researchers involved in the study found that spinach in clear plastic containers kept at 30 degrees F and exposed to fluorescent lighting for 24 hours a day contained boosted...