Nutrena all flock should be fine. The only question is does it have enough niacin for the waterfowl? It probably does. Niacin supplement is listed as an ingredient - just doesn't say how much. Even if it did, I wouldn't know if it is enough or not.Well I’ve got 3 geese 2 ducks and 8 chickens right now. I just want something sufficient for all of them. I’ve been using nutrena all flock