Chick Boost Bird Supplement provides nutritional support to help them get a healthy start to life. This supplement introduces beneficial bacteria to the digestive systems, boosts chicks' immune systems and gives them the support they need for healthy growth. It contains no antibiotics, but instead delivers microencapsulated probiotics, vitamins, minerals and electrolytes. It's easy to feed, since you can just mix it into their water. Chick Boost should be mixed with fresh clean water, provided every day for the first 8 weeks. For the best start, give right after hatching. 1 scooper per gallon of water.