Use the bitter powder as a snuff for relief of sinus congestion due to hay fever or allergies. You can use it 2 to 3 times a day as a snuff. If you prefer, put 1/8 of a teaspoon of powder into into 1 ounce of warm water and administer with a nose dropper. The Aloe Bitter Powder can be used to ward off parasites on the skin of animals and in their coats. You can also condition the coat of animals. Simply add to their bath water or rub directly into their coat.