Nick's Sticks 100% Grass-Fed Beef Sticks. The grass-fed beef stick. Our pride and joy. Nick’s Sticks beef sticks are chock-full of sunshine and free-range living. You can positively taste the nutritiousness (or is that the deliciousness?) of our staple product. Your brain says order it for being a clean protein, dye-free, nitrate-free, hormone-free, sugar-free (not a low calorie food), antibiotic-free snack. Your tummy will keep you coming back for the pure pleasure of its beefy taste.