Sustained Release formula will keep deer coming back. Attracts up to two times more deer Made with Premium Organic and Natural Food-Grade Ingredients Increase Bone and Antler Formation, Energy Metabolism and Reproductive Physiology. Primos Red Spot Mineral Igniter Deer Lick Block attracts up to two times more deer! It has a sustained release formula that will keep deer coming back to lick, paw and dig for more. Red Spot Mineral Igniter Deer Lick Block is made with Premium Organic and Natural Food-Grade Ingredients. It will increase bone and antler formation, energy metabolism and reproductive physiology. It is scientifically formulated with calcium and phosphorus.