The FIFTY to One (50:1) Gentle Clean High Concentrate Shampoo from iGroom is naturally-derived to gently remove grime, dirt, and odors. It's formulated with ingredients including Chamomile extract, Sunflower extract, and Chestnut extract, to soothe and condition the skin. It is pH balanced for safe use on dogs, cats, and horses. iGroom Fifty to One shampoo is ideal for all bathing machines.