Check out our yellowfin tuna! This tuna is an excellent source of healthy, extra-lean protein. Plus, it's low in saturated fat and sodium. It's also rich in niacin, vitamin B6, vitamin B12, phosphorus and selenium. Our Hawaii yellowfin tuna is a good source of magnesium. And it provides about 350 mg of omega-3s (DHA and EPA) per 4-ounce serving of fresh fish. Plus, our yellowfin tuna is being fished sustainably. It's frozen, individually vacuum packed and CO treated.