GoodBye Odor is a breakthrough product that safely and naturally stops litter box and bedding odors. Just one application a day in a pets food or water is all you need to get rid of the stink. Veterinarian Recommended.. Add to your pets water daily.. Helps reduce your ferrets waste odor.. Ingredients: De-Ionized Water, Dextrose, Malic Acid, Button Mushroom Extract, Citric Acid, Xanthan Gum, Sodium Benzonare (a preservative), Potassium Sorbate (a preservative).Guaranteed Analysis: Crude Protein (min.) 1.00%, Crude Fat (min.) 0.10%, Carbohydrates (min.) 1.33%, Moisture (max) 98.21%