Contrary to popular belief, kale is not rich in oxalates (see Oxalates in Kale and Spinach). Rhubarb. The green, inedible leaves of the rhubarb plant are particularly rich in oxalates, but also the edible stalks contain significant amounts.
A: Cymbalta (duloxetine) is a medication used to treat depression, nerve pain, anxiety, and fibromyalgia. It works to balance out the chemicals, serotonin and norepinephrine, in the brain that cause symptoms of depression.
Scientists are not exactly certain how Cymbalta helps makes patients with fibromyalgia feel better; fibromyalgia itself is poorly understood. Many believe the pain is due to changes in the nervous system which cause nerve cells to fire off too many signals.