Whole Mackerel – 1kg£4.75 It’s a good source of vitamin D, protein, some B vitamins and selenium. It’s also a rich source of omega-3 fatty acids. Out of stock Categories: Fish, Frozen Raw Share This Tweet Share Share Email Related products Duck Necks – 1kg £4.50 Add to cart NRPF Lamb x 20 £24.00 Add to cart NRPF Lamb & Tripe x 20 £24.00 Add to cart NRPF Chicken & Tripe – 454g £1.35 Add to cart