Duck Boost is a proprietary blend containing Microencapsulated Probiotics, Vitamins, Minerals and Electrolytes including Niacin and d-Pantothenic acid, that mixes easily into water. Duck Boost introduces beneficial bacteria to the digestive system which helps ducklings deal with stress, boost their immune systems and grow healthy at the most vulnerable time in their lives without the use of antibiotics. Ducklings should be fed a balanced ration specific for their age