North Atlantic Kelp For Extra Vitamins, Minerals, & Amino Acids For Pet Chickens & DucksAdds essential vitamins & minerals: Chickens need lots of vitamins to stay healthy. Adding Pampered Chicken Mama North Atlantic Kelp to their diet provides an easily accessible source of essential vitamins, minerals, and amino acids to improve the overall health of your flock! Excellent source of supplemental iron: Chickens and other poultry need iron so their blood can carry oxygen. Pampered Chicken Mama North Atlantic Kelp provides an additional