I read an article in Backyard Poultry about adding ACV to your chickens water. The Advantages * Improved fertility * General health and condition * Cleanliness in drinkers by slowing down algae growth * Helps clean plumage * Show birds look amazing when bathed in ACV/water solution * Clearing respiratory system Damaged bleeding birds can be treated by a diluted mixture of ACV. Ratio needs to be 10 to 1. It provides a number of important minerals such as potassium,sulphur,chlorine, phosphorous, iron, and silicon. The vitamins contained in ACV are P, A, C, E, B1, B2 and B6. It helps prevent internal infestation, controls disease and problem causing organisms, helps prevent sour crop,provides a source of potassium that will help combat certain bacterial problems. It helps keep the blood vessels free and prevents calcium from forming on the walls. There is definite proof that it can help prevent cocidiosis, a serious killer of young birds. There is also a good chance that it can prevent canker. Usage: Mix 1 teaspoon per quart of water. Watch birds reaction and make sure it is not too strong for them. As they need to drink water! Give as young as two weeks. A light spray over feed is also possible. DO NOT use in metal waterers the acid in ACV will cause corrosion.