NatureServe Chick Starter/Grower with essential oils is a medicated feed that offers complete nutrition to meet the demands of healthy, growing chicks and contains Amprolium to help reduce the risk of coccidiosis. Prepared as a crumble for balanced nutrition in every bite with no need for supplementation. NatureServe Chick Starter/Grower is specially formulated with essential oils, prebiotics and probiotics to help with immunity and digestive health. It is also fortified with all the vitamins, enzymes and minerals needed for healthy growth, strong bones and sound development.