Keep your terrarium and its inhabitants healthy with Zoo Med Vita-Sand Reptile Sand. This all-natural， vitamin-fortified calcium carbonate substrate contains no artificial colors or color sealer and is suitable for Bearded Dragons， Uromastyx Lizards， Monitors， Geckos， and Desert Tortoises. This reptile sand—ultra-fine to prevent impaction—helps to increase calcium delivery and is fortified with vitamins and beta carotene for increased health benefits.