Enjoy Halo Vigor Dog Pork Salmon Dry (6x4Lb). Halo, Pure for Pets Vigor for dogs Pork, Salmon & Venison Recipe dry food is formulated to meet the nutritional levels established by the AAFCO Dog Food Nutrient Profiles for all life stages. Note: description is informational only. Please refer to ingredients on the product before use. Please address any health or dietary questions to your health professional before using this item.