King Oscar exclusively offers smaller North Atlantic mackerel for milder flavor, better texture, and superior quality cuts. They are hand-filleted with care to remove bones and skin and hand-packed in pure olive oil, perfectly seasoned with real natural lemon juice. Our mackerel premium cuts are high in protein and feature heart-healthy omega-3s plus vitamins, and minerals–perfect for keto, paleo, and Mediterranean diets. With a no-mess, easy-open lid, you can enjoy these canned mackerel at home or on-the-go. Elevate your favorite recipes like pasta, salads, or sandwiches with the perfect tuna substitute.