Southern bluefin tuna isn’t only melt-in-your-mouth-delicious but has signficant health benefits that have been well researched. Southern Bluefin Tuna is a fantastic source of omega 3 fatty acids (‘good fats’), B complex vitamins, potassium, iodine, and magnesium, zinc, vitamin C and selenium – all of which are crucial for healthy cell function and free-radical elimination in the human body.