Why Feed Grit to Chickens? Posted on January 15, 2013 by Twain L. Ever wondered why you should feed grit to chickens and other types of poultry? Check out this short clip from Nutrena Poultry Specialist Twain Lockhart for answers! Leave a comment if you have one, or feel free to ask questions below! Related PostsThe right nutrition at the right time for layersHow Much Do Chickens Eat?How to introduce new birds to your existing flockAre you feeding treats correctly?