Gold Seal skinless and boneless Lemon and Peppercorn Mackerel is hand-packed wild North Atlantic mackerel in fresh lemon-infused oil topped off with real peppercorns. A zesty, one-of-a-kind flavour experience. Gold Seal skinless and boneless Mackerel is high in Omega 3s and an excellent source of Protein, Selenium, and Iron. Gold Seal Mackerel is wild caught using purse-seining, and is Kosher and gluten free.