Fresh Eggs Daily Coop Kelp Chicken & Duck Supplement is formulated to provide chickens and ducks with the nutrients they need to stay healthy. It features vitamins, minerals, and amino acids for a healthy immune system, improved feather appearance, and increased weight gain. And when adding it to daily feed, this supplement can also help boost egg production, achieve high-quality eggs with bright orange yolks, and increase hatchability. This supplement is made by poultry experts and is safe for day old chicks, ducklings, and goslings. Plus, it contains prebiotics to help encourage good bacteria in the gut for healthy digestion. Feed it as directed to give your chickens and ducks a boost of calcium, copper, folate, iodine, iron, magnesium, manganese, riboflavin, vitamin K, and zinc.