Benefits of barley: If you are suffering from joint pain, increasing uric acid and arthritis, then barley, the king of grains, can prove to be very beneficial for you. Barley works like a natural medicine for these problems caused by wrong eating habits. According to home science expert Dr. Vidya Gupta, potassium, magnesium, phosphorus, zinc, fiber and protein are found in abundance in barley. It removes toxic elements from the body and reduces bad cholesterol. Regular consumption of barley gives special benefits for arthritis patients. Eating barley bread or porridge reduces uric acid and provides relief from swelling and pain in joints. Barley strengthens bones and also prevents osteoporosis.