In addition to non-enzymatic scavenging, ascorbate also detoxifies H 2 O 2 through the enzymatic reaction of ascorbate peroxidase (APX ).
This dosage induces optimum levels of the antioxidant enzyme glutathione peroxidase in the lungs.
There is a third natural antioxidant enzyme called, glutathione peroxidase which also reduces hydrogen peroxide to water.
The activity of an enzyme (glutathione peroxidase) in platelets (small blood cells essential in blood clotting) may be evaluated to assess selenium status.
Plus the glutathione peroxidase may also protect against damage caused by ultraviolet light which can help to prevent sunburn and sun damage.
