Venison jerky is a tasty, healthy, pure meat treat for your four-legged friend. Our treats are made from 100% grass-fed venison meat, venison liver, venison heart and venison kidney, with absolutely no grains or fillers of any kind!. We designed this treat with trainers in mind. Darwin’s Venison Jerky can be broken into whatever size you wish as a reward. For this same reason, venison jerky is also the perfect treat for dogs on a weight loss or weight management program.