This 3 in 1 product provides a clean natural environment for your chickens! It provides your coop with Parasite Control, Barrier to flies & Odor Eliminator. The Parasite control is a natural enzyme that attacks parasites at all stages of life. The enzymes also break the carbon chain of odors! The Fly barrier is a mixture of Lemongrass oil and geranium oil are known to repel to flies, mosquitos and other flying pests. This is a safe option from chicks to chickens!