Discount Pet Care: Fido\'s Tea Tree Oil Shampoo is a soap-free shampoo that contains Tea Tree Oil (MelaleucaAlternifolia). Tea Tree Oil has natural antibacterial and antifungal effects. It contains 0.75 percent Australian Tea Tree Oil, silicone, surfactants, and conditioners. Browse our wide range of dog supplies products online with the cheapest price at DiscountPetCare.