This tonic is a combination consisting of minerals, trace elements and important amino acids. Includes the Calcium needed to create strong bones and cartilage which prevents what you may see as limping, brittle eggs and deformed young in the egg. Includes the needed small amounts of Manganese, Iron, Zinc, Copper, and Cobalt. The inclusion of Amino Acids such as Lysine that are so important to growth and Cholin for enhanced functioning of the liver. Naturamine is important during the moult, breeding season, and any stress period such as a race or show. A silky soft plumage is guaranteed. Initially we suggest 3 tablespoons to a gallon for 5 consecutive days. During race or show season use once a week after the event. During breeding season use 2-3 times a week and during the moult use twice a week. Naturamine 16 oz.