Good Boy Horse Mackerel Fillets in Olive Oil with Garlic and Parsley 120g offers a delicious and nutritious meal with an incredibly tender texture. The mackerel is free from preservatives, has a healthy balance of Omega-3 fatty acids, and is enhanced with the flavors of garlic and parsley. A source of protein, vitamin B12, and vitamin D, Good Boy Horse Mackerel Fillets are an excellent culinary choice.