The health benefits of sorrel may include its ability to improve eyesight, slow aging, reduce skin infections, strengthen the immune system, and improve digestion. It may also build strong bones, increase circulation, boost energy levels, lower blood pressure, increase appetite, and strengthen heart health. The high content of dietary fiber that can be found in most varieties of sorrel. This means that your digestive health can be improved. Vitamin A, another essential vitamin said to be found in sorrel, has been closely connected to eyesight improvement and a reduction of macular degeneration and cataracts. Beta-carotene, which is a precursor to vitamin A, acts as an antioxidant, and when combined with the other important antioxidant compounds in the body, it can greatly boost eye health, especially night vision, and prevent age-related degradation. The significant levels of iron in sorrel may boost the red blood cell production and prevent iron deficiency anemia.