TROPHY DEER MINERAL contains 27 different antler building minerals, vitamins and additives. TROPHY DEER MINERAL also contains a special yeast culture which allows the deer to better utilize and easily absorb the minerals and vitamins. The result is more minerals into antler and body development. TROPHY DEER MINERAL is best used when poured on the ground near a deer trail. Greatest consumption is from February to September. TROPHY DEER MINERAL is available in 20lb. bags.