Superoxide dismutase or SOD is a naturally occurring antioxidant with trace amounts that are produce by our bodies. There specific strains of cantelope melons that contain substantial amounts of superoxide dismutase. The cantelope melons that contain SOD have obtained it through a rare variant in the melon’s genetic makeup in its DNA. What this means is the melons that are sold in your local supermarket most likely do not contain this super antioxidant. The most reliable way to intake all natural superoxide dismutase is through a capsule or tablet format from a trusted dietary supplement supplier.