BUFF Bison Bacon Burger Snack Stick pack 7g of nitrate/nitrite-free protein per serving and are paleo and keto-friendly. Fermented and Cold Smoked with a natural collagen casing, shelf stable, refrigerate after opening. Vacuum-sealed to preserve freshness, adding Bacon to our Bison snack stick is an umami taste sensation with the perfect balance of sweet, smokey, salty & delicious. We fuel BUFF athletes, BUFF adventures and BUFF kids!